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• Page 1: Instruction Manual

  MITSUBISHI ELECTRIC Inverter Instruction Manual FR-D720S-008 to 100 — EC FR-D740-012 to 160 — EC Art. no. 226857 INDUSTRIAL AUTOMATION MITSUBISHI ELECTRIC 01 04 2008 Version C…

• Page 2
  Thank you for choosing this Mitsubishi Inverter. This Instruction Manual provides instructions for advanced use of the FR-D700 series inverters. Incorrect handling might cause an unexpected fault. Before using the inverter, always read this instruction manual and the Installation Guideline [IB-0600352ENG] packed with the product carefully to use the equipment to its optimum performance.
• Page 3
  3.Injury Prevention (3) Trial run CAUTION CAUTION Apply only the voltage specified in the instruction manual Before starting operation, confirm and adjust the to each terminal. Otherwise, burst, damage, etc. may parameters. A failure to do so may cause some machines occur.
• Page 4
  (5) Emergency stop CAUTION Provide a safety backup such as an emergency brake which will prevent the machine and equipment from hazardous conditions if the inverter fails. When the breaker on the inverter input side trips, check for the wiring fault (short circuit), damage to internal parts of the inverter, etc.

• Page 5: Table Of Contents

  CONTENTS OUTLINE Product checking and parts identification……… 2 Inverter and peripheral devices…………3 1.2.1 Peripheral devices …………………….. 4 Removal and reinstallation of the cover ……….5 1.3.1 Front cover……………………….5 1.3.2 Wiring cover………………………. 6 Installation of the inverter and enclosure design ……7 1.4.1 Inverter installation environment…………………

• Page 6
  3.1.1 Leakage currents and countermeasures ………………34 3.1.2 EMC measures……………………..36 3.1.3 Power supply harmonics ………………….38 Installation of power factor improving reactor ……. 39 Power-off and magnetic contactor (MC) ………. 40 Inverter-driven 400V class motor ………… 41 Precautions for use of the inverter ……….42 Failsafe of the system which uses the inverter ……
• Page 7
  4.7.1 Setting of the acceleration and deceleration time (Pr. 7, Pr. 8, Pr. 20, Pr. 44, Pr. 45) ………………… 91 4.7.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571)……….93 4.7.3 Acceleration/deceleration pattern (Pr. 29) ………………. 94 Selection and protection of a motor……….95 4.8.1 Motor overheat protection (Electronic thermal O/L relay, PTC thermistor protection) (Pr.
• Page 8
  4.14.1 Optimum excitation control (Pr. 60) ………………. 142 4.15 Motor noise, EMI measures, mechanical resonance….143 4.15.1 PWM carrier frequency and soft-PWM control (Pr. 72, Pr. 240, Pr. 260) ……..143 4.15.2 Speed smoothing control (Pr. 653)……………….. 144 4.16 Frequency setting by analog input (terminal 2, 4) ……. 145 4.16.1 Analog input selection (Pr.
• Page 9
  4.21.5 Free parameter (Pr. 888, Pr. 889) ………………… 233 4.22 Setting from the parameter unit and operation panel ….234 4.22.1 RUN key rotation direction selection (Pr. 40)…………….234 4.22.2 PU display language selection(Pr.145)………………234 4.22.3 Operation panel frequency setting/key lock operation selection (Pr. 161)……… 235 4.22.4 Magnitude of frequency change setting (Pr.
• Page 10
  6.1.4 Display of the life of the inverter parts ………………262 6.1.5 Checking the inverter and converter modules …………….262 6.1.6 Cleaning ……………………….. 262 6.1.7 Replacement of parts ……………………. 263 Measurement of main circuit voltages, currents and powers ..267 6.2.1 Measurement of powers ………………….
• Page 11
  MEMO…
• Page 12
  Installation of the inverter and enclosure design …… 7 <Abbreviations> /FR-PU07 PU ……….Operation panel and parameter unit (FR-PU04 Inverter ……….. Mitsubishi inverter FR-D700 series D700 ……..Mitsubishi inverter FR-D700 series Pr………… Parameter number PU operation ……..Operation using the PU (operation panel/FR-PU04/FR-PU07) External operation ……

• Page 13: Product Checking And Parts Identification

  Product checking and parts identification Product checking and parts identification Unpack the inverter and check the capacity plate on the front cover and the rating plate on the inverter side face to ensure that the product agrees with your order and the inverter is intact. Inverter type FR — — EC…

• Page 14: Inverter And Peripheral Devices

  (Refer to page 175) (MCCB) or earth leakage circuit breaker (ELB), fuse The breaker must be selected carefully Inverter (FR-D700) since an in-rush current flows in the The life of the inverter is influenced by inverter at power on. surrounding temperature.

• Page 15: Peripheral Devices

  Inverter and peripheral devices 1.2.1 Peripheral devices Check the inverter type of the inverter you purchased. Appropriate peripheral devices must be selected according to the capacity. Refer to the following list and prepare appropriate peripheral devices: Moulded Case Circuit Breaker (MCCB) ∗1 Magnetic Contactor (MC) ∗3 Motor or Earth Leakage Circuit Breaker (ELB) ∗2…

• Page 16: Removal And Reinstallation Of The Cover

  Removal and reinstallation of the cover Removal and reinstallation of the cover 1.3.1 Front cover FR-D740-080 or less FR-D720S-008 to 100 Removal (Example of FR-D740-036) 1) Loosen the installation screws of the front cover. (The screws cannot be removed.) 2) Remove the front cover by pulling it like the direction of arrow. Installation screw Reinstallation (Example of FR-D740-036) 1) Place the front cover in front of the inverter, and install it straight.

• Page 17: Wiring Cover

  Removal and reinstallation of the cover Reinstallation (Example of FR-D740-160) 1) Insert the two fixed hooks on the lower side of the front cover into the sockets of the inverter. 2) Tighten the installation screws on the front cover. Installation screw Fixed hook Socket of the inverter NOTE…

• Page 18: Installation Of The Inverter And Enclosure Design

  Installation of the inverter and enclosure design Installation of the inverter and enclosure design When an inverter panel is to be designed and manufactured, heat generated by contained equipment, etc., the environment of an operating place, and others must be fully considered to determine the panel structure, size and equipment layout. The inverter unit uses many semiconductor devices.

• Page 19
  Installation of the inverter and enclosure design (3) Dust, dirt, oil mist Dust and dirt will cause such faults as poor contact of contact points, reduced insulation or reduced cooling effect due to moisture absorption of accumulated dust and dirt, and in-panel temperature rise due to clogged filter. In the atmosphere where conductive powder floats, dust and dirt will cause such faults as malfunction, deteriorated insulation and short circuit in a short time.

• Page 20: Cooling System Types For Inverter Panel

  Installation of the inverter and enclosure design 1.4.2 Cooling system types for inverter panel From the panel that contains the inverter, the heat of the inverter and other equipment (transformers, lamps, resistors, etc.) and the incoming heat such as direct sunlight must be dissipated to keep the in-panel temperature lower than the permissible temperatures of the in-panel equipment including the inverter.

• Page 21: Inverter Placement

  Installation of the inverter and enclosure design 1.4.3 Inverter placement (1) Installation of the inverter Enclosure surface mounting FR-D720S-008 to 042 FR-D740-012 or more FR-D720S-070 and 100 Remove the front cover and wiring cover to fix the inverter to the surface. Front cover Front cover Wiring cover…

• Page 22
  Installation of the inverter and enclosure design Arrangement of multiple inverters When multiple inverters are placed in the same enclosure, generally arrange them horizontally as shown in the right figure (a). When it is inevitable to arrange Inverter Inverter Inverter Inverter them vertically to minimize space, take such measures as to provide guides since heat from the bottom inverters…
• Page 23
  MEMO…

• Page 24: Wiring

  WIRING This chapter describes the basic «WIRING» for use of this product. Always read the instructions before using the equipment Wiring………………… 14 Main circuit terminal specifications ……….15 Control circuit specifications …………19 Connection of stand-alone option unit ……..28…

• Page 25: Terminal Connection Diagram

  Wiring Wiring 2.1.1 Terminal connection diagram Source logic 1. DC reactor (FR-HEL) When connecting a DC reactor, remove the Main circuit terminal jumper across P1- Control circuit terminal Single-phase power input Brake unit *6 A brake transistor is not built-in to the (Option) FR-D720S-008 and 014.

• Page 26: Main Circuit Terminal Specifications

  Main circuit terminal specifications Main circuit terminal specifications 2.2.1 Specification of main circuit terminal Terminal Terminal Name Description Symbol R/L1, Connect to the commercial power supply. S/L2, AC power input Keep these terminals open when using the high power factor converter (FR-HC) or T/L3 * power regeneration common converter (FR-CV).

• Page 27: Cables And Wiring Length

  Main circuit terminal specifications 2.2.3 Cables and wiring length (1) Applied wire size Select the recommended cable size to ensure that a voltage drop will be 2% max. If the wiring distance is long between the inverter and motor, a main circuit cable voltage drop will cause the motor torque to decrease especially at the output of a low frequency.

• Page 28
  Main circuit terminal specifications Earthing (Grounding) precautions Always earth (ground) the motor and inverter. 1) Purpose of earthing (grounding) Generally, an electrical apparatus has an earth (ground) terminal, which must be connected to the ground before use. An electrical circuit is usually insulated by an insulating material and encased. However, it is impossible to manufacture an insulating material that can shut off a leakage current completely, and actually, a slight current flow into the case.
• Page 29
  Main circuit terminal specifications (3) Total wiring length The overall wiring length for connection of a single motor or multiple motors should be within the value in the table below. 200V class Pr. 72 PWM frequency selection Setting or More (carrier frequency) 1 (1kHz) or less 200m…

• Page 30: Control Circuit Specifications

  Control circuit specifications Control circuit specifications 2.3.1 Control circuit terminal indicates that terminal functions can be selected using Pr. 178 to Pr. 182, Pr. 190, Pr. 192 (I/O terminal function selection). (Refer to page 108). Input signal Terminal Refer to Type Terminal Name Description…

• Page 31
  Control circuit specifications NOTE Set Pr. 267 and a voltage/current input switch correctly, then input analog signals in accordance with the settings. Applying a voltage with voltage/current input switch in «I» position (current input is selected) or a current with switch in «V»…

• Page 32: Changing The Control Logic

  Control circuit specifications 2.3.2 Changing the control logic The input signals are set to source logic (SOURCE) when shipped from the factory. To change the control logic, the jumper connector above the control terminal must be moved to the other position. To change to sink logic, change the jumper connector in the source logic (SOURCE) position to sink logic (SINK) position using tweezers, a pair of long-nose pliers etc.

• Page 33
  Control circuit specifications (1) Sink logic type and source logic type In sink logic, a signal switches on when a current flows from the corresponding signal input terminal. Terminal SD is common to the contact input signals. Terminal SE is common to the open collector output signals. In source logic, a signal switches on when a current flows into the corresponding signal input terminal.

• Page 34: Wiring Of Control Circuit

  Control circuit specifications 2.3.3 Wiring of control circuit Standard control circuit terminal layout Recommend cable size: 0.3mm to 0.75mm RUN SE S1 S2 SC STF STR Wiring method Wiring Use a bar terminal and a cable with a sheath stripped off for the control circuit wiring. For a single wire, strip off the sheath of the cable and apply directly.

• Page 35
  Control circuit specifications 3) Insert the wire into a socket. When using a stranded wire without a bar terminal, push a open/close button all the way down with a flathead screw driver, and insert the wire. Open/close button Flathead screwdriver Note When using a stranded wire without a bar terminal, twist enough to avoid short circuit with a nearby terminals or wires.

• Page 36: Wiring Instructions

  Control circuit specifications Signal inputs by contactless switches The contacted input terminals of the inverter (STF, STR, RH, RM, RL) can be controlled using a transistor Inverter instead of a contacted switch as shown on the right. +24V STF, etc. External signal input using transistor 2.3.4 Wiring instructions…

• Page 37: Connection To The Pu Connector

  Control circuit specifications 2.3.5 Connection to the PU connector Using the PU connector, you can perform communication operation from the FR-PU07, enclosure surface operation panel or a personal computer etc. Remove the inverter front cover when connecting. When connecting the parameter unit, enclosure surface operation panel using a connection cable Use the optional FR-CB2 or connector and cable available on the market.

• Page 38
  Pins No. 2 and 8 provide power to the parameter unit. Do not use these pins for RS-485 communication. When making RS-485 communication between the FR-D700 series, FR-E500 series and FR-S500 series, incorrect connection of pins No.2 and 8 (parameter unit power supply) of the above PU connector may result in the inverter malfunction or failure.

• Page 39: Connection Of Stand-Alone Option Unit

  Connection of stand-alone option unit Connection of stand-alone option unit The inverter accepts a variety of stand-alone option units as required. Incorrect connection will cause inverter damage or accident. Connect and operate the option unit carefully in accordance with the corresponding option unit manual. 2.4.1 Connection of a dedicated external brake resistor (MRS type, FR-ABR) (FR-D740-012 or more, FR-D720S-025 or more)

• Page 40
  Connection of stand-alone option unit When using the brake resistor (MRS) and high-duty brake resistor (FR-ABR) It is recommended to configure a sequence, which shuts off power in the input side of the inverter by the external thermal relay as shown below, to prevent overheat and burnout of the brake resistor (MRS) and high duty brake resistor (FR-ABR) in case the regenerative brake transistor is damaged.

• Page 41: Connection Of The Brake Unit (Fr-Bu2)

  Connection of stand-alone option unit 2.4.2 Connection of the brake unit (FR-BU2) Connect the brake unit (FR-BU2(-H)) as shown below to improve the braking capability at deceleration. If the transistors in the brake unit should become faulty, the resistor can be unusually hot. To prevent unusual overheat and fire, install a magnetic contactor on the inverter’s input side to configure a circuit so that a current is shut off in case of fault.

• Page 42: Connection Of The High Power Factor Converter (Fr-Hc)

  Connection of stand-alone option unit Connection example with the FR-BR(-H) type resistor ∗2 FR-BR MCCB Motor ∗4 R/L1 Three-phase AC S/L2 power supply T/L3 ∗3 FR-BU2 Inverter ∗1 ∗1 ∗5 ∗3 5m or less ∗1 Connect the inverter terminals (+ and -) and brake unit (FR-BU2) terminals so that their terminal names match with each other.

• Page 43: Connection Of The Power Regeneration Common Converter (Fr-Cv)

  Connection of stand-alone option unit 2.4.4 Connection of the power regeneration common converter (FR-CV) When connecting the power regeneration common converter (FR-CV), connect the inverter terminals (+ and -) and power regeneration common converter (FR-CV) terminals as shown below so that their symbols match with each other. R/L1 S/L2 T/L3…

• Page 44: Precautions For Use Of The Inverter

  PRECAUTIONS FOR USE OF THE INVERTER This chapter explains the «PRECAUTIONS FOR USE OF THE INVERTER» for use of this product. Always read the instructions before using the equipment EMC and leakage currents …………34 Installation of power factor improving reactor ……39 Power-off and magnetic contactor (MC) ……..

• Page 45: Emc And Leakage Currents

  EMC and leakage currents EMC and leakage currents 3.1.1 Leakage currents and countermeasures Capacitances exist between the inverter I/O cables, other cables and earth and in the motor, through which a leakage current flows. Since its value depends on the static capacitances, carrier frequency, etc., low acoustic noise operation at the increased carrier frequency of the inverter will increase the leakage current.

• Page 46
  EMC and leakage currents Selection of rated sensitivity current of earth (ground) leakage current breaker When using the earth leakage current breaker with the inverter circuit, select its rated sensitivity current as follows, independently of the PWM carrier frequency. Breaker designed for harmonic and Ig1, Ig2: Leakage currents in wire path during commercial surge suppression…

• Page 47: Emc Measures

  EMC and leakage currents 3.1.2 EMC measures Some electromagnetic noises enter the inverter to malfunction it and others are radiated by the inverter to malfunction peripheral devices. Though the inverter is designed to have high immunity performance, it handles low-level signals, so it requires the following basic techniques.

• Page 48
  EMC and leakage currents Propagation Path Measures When devices that handle low-level signals and are liable to malfunction due to electromagnetic noises, e.g. instruments, receivers and sensors, are contained in the enclosure that contains the inverter or when their signal cables are run near the inverter, the devices may be malfunctioned by air-propagated electromagnetic noises.

• Page 49: Power Supply Harmonics

  EMC and leakage currents 3.1.3 Power supply harmonics The inverter may generate power supply harmonics from its converter circuit to affect the power generator, power capacitor etc. Power supply harmonics are different from noise and leakage currents in source, frequency band and transmission path. Take the following countermeasure suppression techniques.

• Page 50: Installation Of Power Factor Improving Reactor

  Installation of power factor improving reactor Installation of power factor improving reactor When the inverter is connected near a large-capacity power transformer (500kVA or more) or when a power capacitor is to be switched over, an excessive peak current may flow in the power input circuit, damaging the converter circuit. To prevent this, always install an optional reactor (FR-HAL, FR-HEL).

• Page 51: Power-Off And Magnetic Contactor (Mc)

  Power-off and magnetic contactor (MC) Power-off and magnetic contactor (MC) (1) Inverter input side magnetic contactor (MC) On the inverter input side, it is recommended to provide an MC for the following purposes. (Refer to page 4 for selection.) 1) To release the inverter from the power supply when the fault occurs or when the drive is not functioning (e.g. emergency stop operation).

• Page 52: Inverter-Driven 400V Class Motor

  Inverter-driven 400V class motor Inverter-driven 400V class motor In the PWM type inverter, a surge voltage attributable to wiring constants is generated at the motor terminals. Especially for a 400V class motor, the surge voltage may deteriorate the insulation. When the 400V class motor is driven by the inverter, consider the following measures: Measures It is recommended to take either of the following measures:…

• Page 53: Precautions For Use Of The Inverter

  Precautions for use of the inverter Precautions for use of the inverter The FR-D700 series is a highly reliable product, but incorrect peripheral circuit making or operation/handling method may shorten the product life or damage the product. Before starting operation, always recheck the following items.

• Page 54
  Precautions for use of the inverter (12) Do not apply a voltage higher than the permissible voltage to the inverter I/O signal circuits. Application of a voltage higher than the permissible voltage to the inverter I/O signal circuits or opposite polarity may damage the I/O devices.

• Page 55: Failsafe Of The System Which Uses The Inverter

  Failsafe of the system which uses the inverter Failsafe of the system which uses the inverter When a fault occurs, the inverter trips to output a fault signal. However, a fault output signal may not be output at an inverter fault occurrence when the detection circuit or output circuit fails, etc.

• Page 56
  Failsafe of the system which uses the inverter 4) Checking the motor operating status by the start signal input to the inverter and inverter output current detection signal. The output current detection signal (Y12 signal) is output when the inverter operates and currents flows in the motor. Check if Y12 signal is output when inputting the start signal to the inverter (forward signal is STF signal and reverse signal is STR signal).
• Page 57
  MEMO…

• Page 58: Parameters

  PARAMETERS This chapter explains the «PARAMETERS» for use of this product. Always read the instructions before using the equipment The abbreviations in the explanations below are as follows: ..V/F control, ..General-purpose magnetic-flux vector control GP MFVC GP MFVC GP MFVC (Parameters without any indication are valid for both control)

• Page 59: Operation Panel

  Operation panel Operation panel 4.1.1 Names and functions of the operation panel The operation panel cannot be removed from the inverter. Operating status display Operation mode indication Lit or flicker during inverter operation. ∗ PU: Lit to indicate PU operation mode. EXT: Lit to indicate external operation * On: Indicates…

• Page 60: Basic Operation (Factory Setting)

  Operation panel 4.1.2 Basic operation (factory setting) Operation mode switchover At powering on (external operation mode) PU Jog operation mode (Example) PU operation mode Value change and frequency flicker. (output frequency monitor) Frequency setting has been written and completed!! STOP Output current monitor Output voltage monitor Display the…

• Page 61: Easy Operation Mode Setting (Easy Setting Mode)

  Operation panel 4.1.3 Easy operation mode setting (easy setting mode) Setting of Pr. 79 Operation mode selection according to combination of the start command and speed command can be easily made. Operation Start command: external (STF/STR), frequency command: operate with example Operation Display…

• Page 62: Change The Parameter Setting Value

  Operation panel 4.1.4 Change the parameter setting value Changing Change the Pr. 1 Maximum frequency setting. example Operation Display Screen at powering on The monitor display appears. PU indication is lit. Press to choose the PU operation mode. PRM indication is lit. Press to choose the parameter setting mode.

• Page 63: Parameter List

  Parameter list Parameter list Parameter list 4.2.1 Parameter list For simple variable-speed operation of the inverter, the initial setting of the parameters may be used as they are. Set the necessary parameters to meet the load and operational specifications. Parameter setting, change and check can be made from the operation panel.

• Page 64
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC 105, —…
• Page 65
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC ×…
• Page 66
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC Output current detection signal 0 to 10s, 9999 0.1s…
• Page 67
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC ×…
• Page 68
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC ×…
• Page 69
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC Pr.CL Parameter clear 0, 1…

• Page 70: Limit The Output Frequency

  Parameters according to purposes Adjust the output torque (current) of the motor 4.3.1 Manual torque boost (Pr. 0, Pr. 46) ………………..69 4.3.2 General-purpose magnetic flux vector control (Pr. 71, Pr. 80) …………. 70 4.3.3 Slip compensation (Pr. 245 to Pr. 247)………………73 4.3.4 Stall prevention operation (Pr.

• Page 71: Monitor Display And Monitor Output Signal

  4.11 Monitor display and monitor output signal 4.11.1 Speed display and speed setting (Pr. 37)………………. 122 4.11.2 Monitor display selection of operation panel/PU and terminal AM (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891) ……… 123 4.11.3 Reference of the terminal AM (analog voltage output) (Pr.

• Page 72: Special Operation And Frequency Control

  4.19.4 Communication EEPROM write selection (Pr. 342) …………..182 4.19.5 Mitsubishi inverter protocol (computer link communication) …………183 4.19.6 Modbus RTU communication specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549) ………… 195 4.20 Special operation and frequency control 4.20.1 PID control (Pr.

• Page 73: Adjust The Output Torque (Current) Of The Motor

  Adjust the output torque (current) of the motor Adjust the output torque (current) of the motor Purpose Parameter that should be Set Refer to Page Set starting torque manually Manual torque boost Pr. 0, Pr. 46 Automatically control output current General-purpose magnetic Pr.

• Page 74: General-Purpose Magnetic Flux Vector Control (Pr. 71, Pr. 80)

  Adjust the output torque (current) of the motor 4.3.2 General-purpose magnetic flux vector control (Pr. 71, Pr. 80) GP MFVC GP MFVC GP MFVC General-purpose magnetic flux vector control is available. Large starting torque and low speed torque are available with general-purpose magnetic flux vector control. What is general-purpose magnetic flux vector control ? The low speed torque can be improved by providing voltage compensation so that the motor current which meets the load torque to flow.

• Page 75: Test Run

  Adjust the output torque (current) of the motor Selection method of general-purpose magnetic flux vector control Perform secure wiring. (Refer to page 14) Display the extended function parameters. (Pr. 160) (Refer to page 157) Set «0» in Pr. 160 to display the extended function parameters. Set the motor.

• Page 76
  Adjust the output torque (current) of the motor (3) Control method switching by external terminals (X18 signal) Use the V/F switchover signal (X18) to change the control method (V/F control and general-purpose magnetic flux vector control) with external terminal. Turn the X18 signal on to change the currently selected control method (general-purpose magnetic flux vector control) to V/F control.

• Page 77: Slip Compensation (Pr. 245 To Pr. 247)

  Adjust the output torque (current) of the motor 4.3.3 Slip compensation (Pr. 245 to Pr. 247) Inverter output current may be used to assume motor slip to keep the motor speed constant. Parameter Name Initial Value Setting Range Description Number 0.01 to 50% Rated motor slip.

• Page 78: Stall Prevention Operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157)

  Adjust the output torque (current) of the motor 4.3.4 Stall prevention operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157) This function monitors the output current and automatically changes the output frequency to prevent the inverter from coming to trip due to overcurrent, overvoltage, etc.

• Page 79
  Adjust the output torque (current) of the motor Setting of stall prevention operation level (Pr. 22) Pr. 22 Set in the percentage of the output current to the rated inverter current at which stall prevention operation will be Output current performed.
• Page 80
  Adjust the output torque (current) of the motor (4) Setting of stall prevention operation in high frequency range (Pr. 22, Pr. 23, Pr. 66) Setting example Pr. 22 = 150% Pr. 22 Pr. 23 = 100% When Pr. 23 = 9999 Pr.
• Page 81
  Adjust the output torque (current) of the motor Limit the stall prevention operation and fast-response current limit operation according to the operating status (Pr. 156) Refer to the following table and select whether fast-response current limit operation will be performed or not and the operation to be performed at OL signal output.

• Page 82: Limit The Output Frequency

  Limit the output frequency Limit the output frequency Purpose Parameter that should be Set Refer to Page Set upper limit and lower limit of Maximum/minimum Pr. 1, Pr. 2, Pr. 18 output frequency frequency Perform operation by avoiding Frequency jump Pr.

• Page 83: Avoid Mechanical Resonance Points (Frequency Jumps) (Pr. 31 To Pr. 36)

  Limit the output frequency 4.4.2 Avoid mechanical resonance points (frequency jumps) (Pr. 31 to Pr. 36) When it is desired to avoid resonance attributable to the natural frequency of a mechanical system, these parameters allow resonant frequencies to be jumped. Parameter Name Initial Value…

• Page 84: Set V/F Pattern

  Set V/F pattern Set V/F pattern Purpose Parameter that should be Set Refer to Page Base frequency, Set motor ratings Pr. 3, Pr. 19, Pr. 47 Base frequency voltage Select a V/F pattern according to Load pattern selection Pr. 14 applications.

• Page 85
  Set V/F pattern Base frequency voltage setting (Pr. 19) Use Pr. 19 Base frequency voltage to set the base voltage (e.g. rated motor voltage). If the setting is less than the power supply voltage, the maximum output voltage of the inverter is as set in Pr. 19. Pr.

• Page 86: Load Pattern Selection (Pr. 14)

  Set V/F pattern 4.5.2 Load pattern selection (Pr. 14) You can select the optimum output characteristic (V/F characteristic) for the application and load characteristics. Parameter Name Initial Value Setting Range Description Number For constant torque load For variable torque load For constant torque elevators Load pattern selection (at reverse rotation boost of 0%)

• Page 87
  Set V/F pattern Constant-torque load application Pr. 14 = 3 Pr. 14 = 2 (setting «2, 3») For vertical lift loads For vertical lift loads Set «2» when a vertical lift load is fixed as power At forward rotation boost…Pr. 0 (Pr. 46) At forward rotation boost…0% At reverse rotation boost…Pr.

• Page 88: Frequency Setting By External Terminals

  Frequency setting by external terminals Frequency setting by external terminals Purpose Parameter that should be Set Refer to Page Make frequency setting by Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Multi-speed operation combination of terminals Pr. 232 to Pr. 239 Perform jog operation Jog operation Pr.

• Page 89
  Frequency setting by external terminals Multi-speed setting for 4 or more speeds (Pr. 24 to Pr. 27, Pr. 232 to Pr. 239) Frequency from 4 speed to 15 speed can be set according to the combination of the RH, RM, RL and REX signals. Set the running frequencies in Pr.

• Page 90: Jog Operation (Pr. 15, Pr. 16)

  Frequency setting by external terminals 4.6.2 Jog operation (Pr. 15, Pr. 16) You can set the frequency and acceleration/deceleration time for jog operation. Jog operation can be performed in either of the external and the PU operation mode. This operation can be used for conveyor positioning, test operation, etc. Parameter Initial Name…

• Page 91
  Frequency setting by external terminals Jog operation from PU Selects Jog operation mode from the operation panel and PU (FR-PU04/FR-PU07). Operation is performed only while the start button is pressed. Inverter R/L1 Three-phase AC S/L2 Motor power supply T/L3 Operation panel Operation Display Confirmation of the RUN indication and…

• Page 92: Remote Setting Function (Pr. 59)

  Frequency setting by external terminals NOTE When Pr. 29 Acceleration/deceleration pattern selection = «1» (S-pattern acceleration/deceleration A), the acceleration/ deceleration time is the period of time required to reach Pr. 3 Base frequency. The Pr. 15 setting should be equal to or higher than the Pr. 13 Starting frequency. The JOG signal can be assigned to the input terminal using any of Pr.

• Page 93
  Frequency setting by external terminals Remote setting function Use Pr. 59 to select whether the remote setting function is used or not and whether the frequency setting storage function in the remote setting mode is used or not. When Pr. 59 is set to any of «1 to 3» (remote setting function valid), the functions of the RH, RM and RL signals are changed to acceleration (RH), deceleration (RM) and clear (RL).
• Page 94
  Frequency setting by external terminals REMARKS During jog operation or PID control operation, the remote setting function is invalid. Setting frequency is «0» Even when remotely-set frequency is cleared by turning on the RL (clear) signal after turn off Remotely-set frequency stored last time (on) of both the RH and RM Within 1 minute signals, the inverter operates at…

• Page 95: Setting Of Acceleration/Deceleration Time And Acceleration/ Deceleration Pattern

  Setting of acceleration/deceleration time and acceleration/ deceleration pattern Setting of acceleration/deceleration time and acceleration/ deceleration pattern Purpose Parameter that should be Set Refer to Page Motor acceleration/deceleration Acceleration/deceleration Pr. 7, Pr. 8, Pr. 20, Pr. 44, Pr. 45 time setting times Starting frequency and Starting frequency…

• Page 96
  Setting of acceleration/deceleration time and acceleration/ deceleration pattern (2) Deceleration time setting (Pr. 8, Pr. 20) Use Pr. 8 Deceleration time to set the deceleration time required to reach 0Hz from Pr. 20 Acceleration/deceleration reference frequency. Set the deceleration time according to the following expression. Deceleration Pr.

• Page 97: Starting Frequency And Start-Time Hold Function (Pr. 13, Pr. 571)

  Setting of acceleration/deceleration time and acceleration/ deceleration pattern 4.7.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571) You can set the starting frequency and hold the set starting frequency for a certain period of time. Set these functions when you need the starting torque or want to smooth motor drive at a start. Parameter Name Initial Value…

• Page 98: Acceleration/Deceleration Pattern (Pr. 29)

  Setting of acceleration/deceleration time and acceleration/ deceleration pattern 4.7.3 Acceleration/deceleration pattern (Pr. 29) You can set the acceleration/deceleration pattern suitable for application. Parameter Name Initial Value Setting Range Description Number Linear acceleration/ deceleration Acceleration/deceleration S-pattern acceleration/deceleration A pattern selection S-pattern acceleration/deceleration B The above parameters can be set when Pr.

• Page 99: Selection And Protection Of A Motor

  Selection and protection of a motor Selection and protection of a motor Purpose Parameter that should be Set Refer to Page Electronic thermal O/L relay Motor protection from overheat Pr. 9, Pr. 51, Pr. 561 PTC thermistor protection Use the constant torque motor Applied motor Pr.

• Page 100
  Selection and protection of a motor (2) Set two different electronic thermal O/L relays (Pr. 51) Use this function when running two motors of different rated currents individually by a single inverter. (When running two motors together, use external thermal relays.) Set the rated current of the second motor to Pr.
• Page 101
  Selection and protection of a motor PTC thermistor protection (Pr. 561) Inverter Motor Terminal 2 and terminal 10 are available for inputting of motor built-in PTC thermistor output. When the PTC thermistor input reaches to the resistance value set in Pr. 561 PTC thermistor protection level, inverter outputs PTC thermistor operation error signal (E.PTC) and trips.

• Page 102: Applied Motor (Pr. 71, Pr. 450)

  Selection and protection of a motor 4.8.2 Applied motor (Pr. 71, Pr. 450) Setting of the used motor selects the thermal characteristic appropriate for the motor. Setting is required to use a constant-torque motor. Thermal characteristic of the electronic thermal relay function suitable for the motor is set.

• Page 103
  Selection and protection of a motor Use two motors (Pr. 450) Set Pr. 450 Second applied motor to use two different motors with one inverter. When «9999» (initial value) is set, no function is selected. When a value other than 9999 is set in Pr. 450, the second motor is valid when the RT signal turns on. For the RT signal, set «3»…

• Page 104: To Exhibit The Best Performance Of The Motor Performance (Offline Auto Tuning) (Pr. 71, Pr. 80, Pr. 82 To Pr. 84, Pr. 90, Pr. 96)

  Selection and protection of a motor 4.8.3 To exhibit the best performance of the motor performance (offline auto tuning) (Pr. 71, Pr. 80, Pr. 82 to Pr. 84, Pr. 90, Pr. 96) The motor performance can be maximized with offline auto tuning. What is offline auto tuning? When performing general-purpose magnetic flux vector control, the motor can be run with the optimum operating characteristics by automatically measuring the motor constants (offline auto tuning) even when each motor constants…

• Page 105
  Selection and protection of a motor Before performing offline auto tuning POINT This function is made valid only when a value other than «9999» is set in Pr. 80 and general-purpose magnetic flux vector control is selected. You can copy the offline auto tuning data (motor constants) to another inverter with the PU (FR-PU07). Even when motors (other manufacturer’s motor, SF-JRC, etc.) other than Mitsubishi standard motor, high efficiency motor (SF-JR, SF-HR 0.2kW or more), and Mitsubishi constant-torque motor (SF-JRCA SF-HRCA four-pole 0.4kW to 7.5kW) are used or the wiring length is long, using the offline auto tuning function runs the…
• Page 106
  Selection and protection of a motor (3) Execution of tuning POINT Before performing tuning, check the monitor display of the operation panel or parameter unit (FR-PU04/FR-PU07) if the inverter is in the status for tuning. (Refer to 2) below) When the start command is turned on under V/F control, the motor starts.
• Page 107
  Selection and protection of a motor 3) When offline auto tuning ends, press of the operation panel during PU operation. For external operation, turn off the start signal (STF signal or STR signal) once. This operation resets the offline auto tuning and the PU’s monitor display returns to the normal indication. (Without this operation, next operation cannot be started.) 4) If offline auto tuning ended in error (see the table below), motor constants are not set.

• Page 108: Motor Brake And Stop Operation

  Motor brake and stop operation Motor brake and stop operation Purpose Parameter that should be Set Refer to Page Motor braking torque adjustment DC Injection brake Pr. 10 to Pr. 12 Improve the motor braking torque with Selection of a Pr.

• Page 109: Selection Of A Regenerative Brake (Pr. 30, Pr. 70)

  Motor brake and stop operation REMARKS For the FR-D740-120 and 160, when the Pr. 12 setting is the following, changing the Pr. 71 Applied motor setting automatically changes the Pr. 12 setting. Therefore, it is not necessary to change the Pr. 12 setting. (a) When 4% (initial value) is set in Pr.

• Page 110
  Motor brake and stop operation (3) When a high power factor converter (FR-HC) is used and automatic restart after instantaneous power failure function is made valid. When automatic restart after instantaneous power failure function of both the FR-HC and inverter is made valid (when a value other than «9999»…

• Page 111: Stop Selection (Pr. 250)

  Motor brake and stop operation 4.9.3 Stop selection (Pr. 250) Used to select the stopping method (deceleration to a stop or coasting) when the start signal turns off. Used to stop the motor with a mechanical brake, etc. together with switching off of the start signal. You can also select the operations of the start signals (STF/STR).

• Page 112: Function Assignment Of External Terminal And Control

  Function assignment of external terminal and control 4.10 Function assignment of external terminal and control Purpose Parameter that should be Set Refer to Page Input terminal function Assign function to input terminal Pr. 178 to Pr. 182 selection Set MRS signal (output shutoff) to MRS input selection Pr.

• Page 113
  Function assignment of external terminal and control Input terminal function assignment Using Pr. 178 to Pr. 182, set the functions of the input terminals. Refer to the following table and set the parameters: Refer to Setting Signal Function Related Parameters Page Pr.

• Page 114: Inverter Output Shutoff Signal (Mrs Signal, Pr. 17)

  Function assignment of external terminal and control 4.10.2 Inverter output shutoff signal (MRS signal, Pr. 17) The inverter output can be shut off by the MRS signal. Also, logic for the MRS signal can be selected. Parameter Name Initial Value Setting Range Description Number…

• Page 115: Condition Selection Of Function Validity By Second Function Selection Signal (Rt)

  Function assignment of external terminal and control 4.10.3 Condition selection of function validity by second function selection signal (RT) You can select the second function using the RT signal. When the RT signal turns on, the second function becomes valid. For the RT signal, set «3»…

• Page 116: Start Signal Operation Selection (Stf, Str, Stop Signal, Pr. 250)

  Function assignment of external terminal and control 4.10.4 Start signal operation selection (STF, STR, STOP signal, Pr. 250) You can select the operation of the start signal (STF/STR). Used to select the stopping method (deceleration to a stop or coasting) when the start signal turns off. Used to stop the motor with a mechanical brake, etc.

• Page 117
  Function assignment of external terminal and control Three-wire type (STF, STR, STOP signal) The three-wire connection is shown below. Turning the STOP signal on makes start self-holding function valid. In this case, the forward/reverse rotation signal functions only as a start signal. If the start signal (STF or STR) is turned on and then off, the start signal is held and makes a start.

• Page 118: Output Terminal Function Selection (Pr. 190, Pr. 192)

  Function assignment of external terminal and control 4.10.5 Output terminal function selection (Pr. 190, Pr. 192) You can change the functions of the open collector output terminal and relay output terminal. Parameter Initial Name Initial Signal Setting Range Number Value 0, 1, 3, 4, 7, 8, 11 to 16, 25, RUN terminal Open collector…

• Page 119
  Function assignment of external terminal and control Setting Refer Related Signal Function Operation Positive Negative Parameter Page logic logic Output when any of the control circuit capacitor, main Pr. 255 to Life alarm circuit capacitor and inrush current limit circuit or the Pr.
• Page 120
  Function assignment of external terminal and control (2) Inverter operation ready signal (RY signal) and inverter running signal (RUN signal) Power supply DC injection brake operation point DC injection brake operation Pr. 13 Starting frequency Time Reset processing When the inverter is ready to operate, the output of the operation ready signal (RY) is on. (It is also on during inverter running.) When the output frequency of the inverter rises to or above Pr.
• Page 121
  Function assignment of external terminal and control Fault output signal (ALM signal) Inverter fault occurrence If the inverter comes to trip, the ALM signal is output. (Trip) Output frequency Time ON OFF Reset processing (about 1s) Reset ON REMARKS The ALM signal is assigned to the ABC contact in the default setting. By setting «99 (positive logic) or 199 (negative logic) in Pr.190 or Pr.192 (output terminal function selection), the ALM signal can be assigned to the other signal.

• Page 122: Detection Of Output Frequency (Su, Fu Signal, Pr. 41 To Pr. 43)

  Function assignment of external terminal and control 4.10.6 Detection of output frequency (SU, FU signal, Pr. 41 to Pr. 43) The inverter output frequency is detected and output at the output signals. Parameter Name Initial Value Setting Range Description Number Up-to-frequency 0 to 100% Level where the SU signal turns on.

• Page 123: Output Current Detection Function (Y12 Signal, Y13 Signal, Pr. 150 To Pr. 153, Pr. 166, Pr. 167)

  Function assignment of external terminal and control 4.10.7 Output current detection function (Y12 signal, Y13 signal, Pr. 150 to Pr. 153, Pr. 166, Pr. 167) The output current during inverter running can be detected and output to the output terminal. Parameter Setting Name…

• Page 124
  Function assignment of external terminal and control Zero current detection (Y13 signal, Pr. 152, Pr. 153) If the output current remains lower than the Pr. 152 setting during inverter operation for longer than the time set in Pr. 153, the zero current detection (Y13) signal is output from the inverter’s open collector or relay output terminal.

• Page 125: Remote Output Selection (Rem Signal, Pr. 495, Pr. 496)

  Function assignment of external terminal and control 4.10.8 Remote output selection (REM signal, Pr. 495, Pr. 496) You can utilize the on/off of the inverter’s output signals instead of the remote output terminal of the programmable logic controller. Parameter Initial Setting Name Description…

• Page 126: Monitor Display And Monitor Output Signal

  Monitor display and monitor output signal 4.11 Monitor display and monitor output signal Refer to Purpose Parameter that should be Set Page Display motor speed Speed display and speed setting Pr. 37 Set speed Monitor display/PU main display Pr. 52, Pr. 158, Pr. 170, Pr. 171, Change PU monitor display data data selection Pr.

• Page 127: Monitor Display Selection Of Operation Panel/Pu And Terminal Am (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891)

  Monitor display and monitor output signal 4.11.2 Monitor display selection of operation panel/PU and terminal AM (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891) The monitor to be displayed on the main screen of the operation panel and parameter unit (FR-PU04/FR-PU07) can be selected.

• Page 128
  Monitor display and monitor output signal Pr. 52 Setting Operation Pr.158 (AM) Terminal AM Types of Monitor Unit Description panel main Setting Full Scale Value monitor Regenerative brake ∗1 0.1% Pr. 70 Brake duty set in Pr. 30, Pr. 70 duty Displays the thermal cumulative value on Electronic thermal…
• Page 129
  Monitor display and monitor output signal ∗1 Frequency setting to output terminal status on the PU main monitor are selected by «other monitor selection» of the parameter unit (FR-PU04/FR-PU07). ∗2 The cumulative energization time and actual operation time are accumulated from 0 to 65535 hours, then cleared, and accumulated again from 0. When the operation panel is used, the time is displayed up to 65.53 (65530h) on the assumption that 1h = 0.001, and thereafter, it is added up from 0.
• Page 130
  Monitor display and monitor output signal (3) Operation panel I/O terminal monitor (Pr. 52) When Pr. 52 = «55», the I/O terminal status can be monitored on the operation panel. The I/O terminal monitor is displayed on the third monitor. The LED is on when the terminal is on, and the LED is on when the terminal is off.
• Page 131
  Monitor display and monitor output signal Cumulative energization time and actual operation time monitor (Pr. 171, Pr. 563, Pr. 564) Cumulative energization time monitor (Pr. 52 = «20») accumulates energization time from shipment of the inverter every one hour. On the actual operation time monitor (Pr. 52 = «23»), the inverter running time is added up every hour. (Time is not added up during a stop.) If the monitored value exceeds 65535, it is added up from 0.

• Page 132: Reference Of The Terminal Am (Analog Voltage Output) (Pr. 55, Pr. 56)

  Monitor display and monitor output signal 4.11.3 Reference of the terminal AM (analog voltage output) (Pr. 55, Pr. 56) Analog voltage output from the terminal AM is available. Set the reference of the signal output from terminal AM. Parameter Name Initial Value Setting Range Description…

• Page 133: Terminal Am Calibration (Calibration Parameter C1 (Pr.901))

  Monitor display and monitor output signal 4.11.4 Terminal AM calibration (calibration parameter C1 (Pr.901)) By using the operation panel or parameter unit, you can calibrate terminal AM to full scale deflection. Parameter Name Initial Value Setting Range Description Number Calibrates the scale of the meter C1(901) AM terminal calibration —…

• Page 134
  Monitor display and monitor output signal (2) How to calibrate the terminal AM when using the operation panel Operation Display (When Pr. 158 = 1) Confirmation of the RUN indication and operation mode indication PRM indication is lit. Press to choose the parameter setting mode.

• Page 135: Operation Selection At Power Failure And Instantaneous Power Failure

  Operation selection at power failure and instantaneous power failure 4.12 Operation selection at power failure and instantaneous power failure Purpose Parameter that should be Set Refer to Page At instantaneous power failure Automatic restart operation Pr. 30, Pr. 57, Pr. 58, Pr. 96, occurrence, restart inverter without after instantaneous power Pr.

• Page 136
  Operation selection at power failure and instantaneous power failure When Pr. 162 = 1, 11 (without frequency search) Automatic restart operation selection (Pr. 30, Pr. 162, Pr. 299) Instantaneous (power failure) time Without frequency search Power supply When Pr. 162 = «1» or «11», automatic restart operation is (R/L1, S/L2, T/L3) performed in a reduced voltage system, where the voltage is gradually risen with the output frequency…
• Page 137
  Operation selection at power failure and instantaneous power failure NOTE When automatic restart operation after instantaneous power failure is activated while the motor is running at a low speed (less than 10Hz), the motor restarts in the direction prior to instantaneous power failure without detecting the rotation direction (Pr. 299 Rotation direction detection selection at restarting = «1»).
• Page 138
  Operation selection at power failure and instantaneous power failure (5) Frequency search gain (Pr. 298), offline auto tuning (Pr. 96) When automatic restart after instantaneous power failure operation (with frequency search) is valid at V/F control, perform offline auto tuning. Perform offline auto tuning during V/F control in the following order to set Pr.
• Page 139
  Operation selection at power failure and instantaneous power failure Execution of tuning POINT Before performing tuning, check the monitor display of the operation panel or parameter unit (FR-PU04/FR-PU07) if the inverter is in the status for tuning. (Refer to 2) below) 1) When performing PU operation, press of the operation panel.
• Page 140
  Operation selection at power failure and instantaneous power failure 4) If offline auto tuning ended in error (see the table below), motor constants are not set. Perform an inverter reset and restart tuning. Error Error Cause Remedy Display Forced end Set «21»…

• Page 141: Power-Failure Deceleration Stop Function (Pr. 261)

  Operation selection at power failure and instantaneous power failure 4.12.2 Power-failure deceleration stop function (Pr. 261) When a power failure or undervoltage occurs, the inverter can be decelerated to a stop or can be decelerated and re- accelerated to the set frequency. Parameter Initial Setting…

• Page 142
  Operation selection at power failure and instantaneous power failure (4) Operation continuation at instantaneous power failure function (Pr. 261 = «2») When power is restored during deceleration after a power failure, acceleration is made again up to the set frequency. When this function is used in combination with the automatic restart after instantaneous power failure function(Pr.57 ≠…

• Page 143: Operation Setting At Fault Occurrence

  Operation setting at fault occurrence 4.13 Operation setting at fault occurrence Purpose Parameter that should be Set Refer to Page Recover by retry operation at fault Retry operation Pr. 65, Pr. 67 to Pr. 69 occurrence Do not output input/output phase Input/output phase failure Pr.

• Page 144
  Operation setting at fault occurrence Using Pr. 65, you can select the fault that will cause a retry to be executed. No retry will be made for the fault not indicated. (Refer to page 246 for the fault description.) indicates the faults selected for retry. Fault for Pr.

• Page 145: Input/Output Phase Loss Protection Selection (Pr. 251, Pr. 872)

  Operation setting at fault occurrence 4.13.2 Input/output phase loss protection selection (Pr. 251, Pr. 872) You can choose whether to make Input/output phase loss protection valid or invalid. You can disable the output phase loss protection function that trips the inverter if one phase of the inverter output side (load side) three phases (U, V, W) is lost.

• Page 146: Energy Saving Operation

  Energy saving operation 4.14 Energy saving operation Purpose Parameter that should be Set Refer to Page Energy saving operation Optimum excitation control Pr. 60 4.14.1 Optimum excitation control (Pr. 60) Without a fine parameter setting, the inverter automatically performs energy saving operation. This inverter is optimum for fan and pump applications Parameter Name…

• Page 147: Motor Noise, Emi Measures, Mechanical Resonance

  Motor noise, EMI measures, mechanical resonance 4.15 Motor noise, EMI measures, mechanical resonance Purpose of Use Parameter that should be Set Refer to Page Reduction of the motor noise Carrier frequency and Measures against EMI and leakage Pr. 72, Pr. 240, Pr. 260 Soft-PWM selection currents Reduce mechanical resonance…

• Page 148: Speed Smoothing Control (Pr. 653)

  Motor noise, EMI measures, mechanical resonance 4.15.2 Speed smoothing control (Pr. 653) Vibration due to mechanical resonance influences the inverter control, causing the output current (torque) unstable. In this case, the output current (torque) fluctuation can be reduced to ease vibration by changing the output frequency. Parameter Name Initial Value…

• Page 149: Frequency Setting By Analog Input (Terminal 2, 4)

  Frequency setting by analog input (terminal 2, 4) 4.16 Frequency setting by analog input (terminal 2, 4) Purpose Parameter that should be Set Refer to Page Selection of voltage/current input (terminal 2, 4) Analog input selection Pr. 73, Pr. 267 Perform forward/reverse rotation by analog input.

• Page 150
  Frequency setting by analog input (terminal 2, 4) NOTE Set Pr. 267 and a voltage/current input switch correctly, then input an analog signal in accordance with the setting. Incorrect setting as in the table below could cause component damage. Incorrect settings other than below can cause abnormal operation.

• Page 151: Response Level Of Analog Input And Noise Elimination (Pr. 74)

  Frequency setting by analog input (terminal 2, 4) Perform operation by analog input selection. Inverter When the pressure or temperature is controlled constant by a fan, Forward rotation pump, etc., automatic operation can be performed by inputting the output signal 4 to 20mADC of the adjuster to across the terminals 4-5. The AU signal must be turned on to use the terminal 4.

• Page 152: Bias And Gain Of Frequency Setting Voltage (Current) (Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) To C7 (Pr. 905))

  Frequency setting by analog input (terminal 2, 4) 4.16.3 Bias and gain of frequency setting voltage (current) (Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905)) You can set the magnitude (slope) of the output frequency as desired in relation to the frequency setting signal (0 to 5V, 0 to 10V or 4 to 20mADC).

• Page 153
  Frequency setting by analog input (terminal 2, 4) Change frequency maximum analog input (Pr. 125, Pr. 126) Initial value 50Hz Set Pr. 125 (Pr. 126) when changing frequency setting (gain) of the maximum analog input voltage (current) only. (C2 (Pr. 902) to C7 (Pr.905) setting need not be changed) Gain Pr.
• Page 154
  Frequency setting by analog input (terminal 2, 4) (4) Frequency setting signal (current) bias/gain adjustment method (a) Method to adjust any point by application of a voltage (current) to across terminals 2-5 (4-5). Operation Display Confirmation of the RUN indication and operation mode indication The inverter should be at a stop.
• Page 155
  Frequency setting by analog input (terminal 2, 4) (b) Method to adjust any point without application of a voltage (current) to across terminals 2-5 (4-5) (To change from 4V (80%) to 5V (100%)) Operation Display Confirmation of the RUN indication and operation mode indication The inverter should be at a stop.
• Page 156
  Frequency setting by analog input (terminal 2, 4) (c) Adjusting only the frequency without adjusting the gain voltage (current). (When changing the gain frequency from 50Hz to 40Hz) Operation Display Turn until (Pr. 125) or Terminal 2 input Terminal 4 input is (Pr.

• Page 157: Misoperation Prevention And Parameter Setting Restriction

  Misoperation prevention and parameter setting restriction 4.17 Misoperation prevention and parameter setting restriction Purpose Parameter that should be Set Refer to Page Limits reset function Reset selection/disconnected PU Trips stop when PU is disconnected Pr. 75 detection/PU stop selection Stops from PU Prevention of parameter rewrite Parameter write disable selection Pr.

• Page 158
  Misoperation prevention and parameter setting restriction (3) PU stop selection In any of the PU operation, external operation and network operation modes, the motor can be stopped by pressing STOP key of the operation panel or parameter unit (FR-PU04/FR-PU07, operation panel for FR-E500 (PA02)). When the inverter is stopped by the PU stop function, «…
• Page 159
  Misoperation prevention and parameter setting restriction Restart (PS reset) method when PU stop (PS display) is made during PU operation PU stop (PS display) is made when the motor is stopped from the unit where control command source is not selected (operation panel, parameter unit (FR-PU04/FR-PU07, operation panel for FR-E500 (PA02)) in the PU operation mode.

• Page 160: Parameter Write Disable Selection (Pr. 77)

  Misoperation prevention and parameter setting restriction 4.17.2 Parameter write disable selection (Pr. 77) You can select whether write to various parameters can be performed or not. Use this function to prevent parameter values from being rewritten by misoperation. Parameter Name Initial Value Setting Range Description…

• Page 161: Reverse Rotation Prevention Selection (Pr. 78)

  Misoperation prevention and parameter setting restriction 4.17.3 Reverse rotation prevention selection (Pr. 78) This function can prevent reverse rotation fault resulting from the incorrect input of the start signal. Parameter Initial Name Setting Range Description Number Value Both forward and reverse rotations allowed Reverse rotation prevention Reverse rotation disabled selection…

• Page 162: Password Function (Pr. 296, Pr. 297)

  Misoperation prevention and parameter setting restriction 4.17.5 Password function (Pr. 296, Pr. 297) Registering 4-digit password can restrict parameter reading/writing. Parameter Name Initial Value Setting Range Description Number Select restriction level of parameter reading/ 1 to 6, 101 to 106 writing when a password is registered.

• Page 163
  Misoperation prevention and parameter setting restriction Password lock/unlock (Pr.296, Pr.297 ) <Lock> 1) Set parameter reading/writing restriction level.(Pr. 296 ≠ 9999) Setting «1» to «6»: Not display password unlock error count when reading Pr. 297 . Setting «101» to «106»: Displays password unlock error count when reading Pr.

• Page 164: Selection Of Operation Mode And Operation Location

  Selection of operation mode and operation location 4.18 Selection of operation mode and operation location Purpose Parameter that should be Set Refer to Page Operation mode selection Operation mode selection Pr. 79 Started in network operation mode Operation mode at power-on Pr.

• Page 165
  Selection of operation mode and operation location Operation mode basics The operation mode specifies the souce of the start command and the frequency command for the inverter. Select the «external operation mode» when the start command and the frequency command are applied from a potentiometer, switches, etc.
• Page 166
  Selection of operation mode and operation location (2) Operation mode switching method External operation When «0 or 1» is set in Pr. 340 Switching from the PU Switching from the network Press Switch to the external the PU to light operation mode from Press the network.
• Page 167
  Selection of operation mode and operation location Operation mode selection flow In the following flowchart, select the basic parameter setting and terminal connection related to the operation mode. START Connection Parameter setting Operation Where is the start command source? From outside (STF/STR terminal) Where is the frequency command source?
• Page 168
  Selection of operation mode and operation location (4) External operation mode (setting «0» (initial value), «2») Select the extenal operation mode when the start command and the frequency command are applied from a frequency setting potentiometer, start switch, etc. which are provided externally and connecting them to the control circuit terminals of the inverter.
• Page 169
  Selection of operation mode and operation location PU/external combined operation mode 1 (setting «3») Select the PU/external combined operation mode 1 when applying frequency command from operation panel or parameter unit (FR-PU04/FR- PU07) and inputting the start command with the external start switch.
• Page 170
  Selection of operation mode and operation location (8) Switch-over mode (setting «6») While continuing operation, you can switch between the PU operation, external operation and network operation (NET operation). Operation Mode Switching Operation/Operating Status Switching Select the PU operation mode with the operation panel or parameter unit. External operation Rotation direction is the same as that of external operation.
• Page 171
  Selection of operation mode and operation location NOTE If the X12 (MRS) signal is on, the operation mode cannot be switched to the PU operation mode when the start signal (STF, STR) is on. When the MRS signal is used as the PU interlock signal, the MRS signal serves as the normal MRS function (output stop) by turning on the MRS signal and then changing the Pr.
• Page 172
  Selection of operation mode and operation location (11) Switching of operation mode by external signals (X65, X66 signals) When Pr. 79 = any of «0, 2, 6», the operation mode switching signals (X65, X66) can be used to change the PU or external operation mode to the network operation mode during a stop (during a motor stop or start command off).
• Page 173
  Selection of operation mode and operation location Parameters referred to Pr. 15 Jog frequency Refer to page 86 Pr. 4 to 6, Pr. 24 to 27, Pr. 232 to Pr. 239 Multi-speed operation Refer to page 84 Pr. 75 Reset selection/disconnected PU detection/PU stop selection Refer to page 153 Pr.

• Page 174: Operation Mode At Power-On (Pr. 79, Pr. 340)

  Selection of operation mode and operation location 4.18.2 Operation mode at power-on (Pr. 79, Pr. 340) When power is switched on or when power comes back on after instantaneous power failure, the inverter can be started up in the network operation mode. After the inverter has started up in the network operation mode, parameter write and operation can be performed from a program.

• Page 175: Start Command Source And Frequency Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 551)

  Selection of operation mode and operation location 4.18.3 Start command source and frequency command source during communication operation (Pr. 338, Pr. 339, Pr. 551) When the RS-485 communication with the PU connector is used, the external start command and frequency command can be made valid.

• Page 176
  Selection of operation mode and operation location (2) Controllability through communication Controllability through communcation in each operation mode is shown below. Monitoring and parameter read can be performed from any operation regardless of operation mode. Operation External/PU External/PU Mode Operation Condition External Combined…
• Page 177
  Selection of operation mode and operation location Selection of control source in network operation mode (Pr. 338, Pr. 339) As control sources, there are the operation command source that controls the signals related to the inverter start command and function selection and the speed command source that controls the signals related to frequency setting. In network operation mode, the commands from the external terminals and communication are as listed below.
• Page 178
  Selection of operation mode and operation location (5) Switching of command source by external terminal (X67) In the network operation mode, the command source switching signal (X67) can be used to switch the start command source and speed command source. Set «67»…

• Page 179: Communication Operation And Setting

  Communication operation and setting 4.19 Communication operation and setting Purpose Parameter that should be Set Refer to Page Initial setting of computer link Pr. 117 to Pr. 124 Communication operation from PU communication (PU connector) connector Modbus-RTU communication Pr. 117, Pr. 118, Pr. 120, Pr. specifications 122, Pr.

• Page 180
  Communication operation and setting (2) PU connector communication system configuration Connection of a computer to the inverter (1:1 connection) Station 0 Station 0 Computer Computer Inverter Inverter Inverter RS-232C connector FR-PU07 RS-485 RS-232C connector Maximum connector connector interface/terminals cable RS-232C RS-485 RJ-45 connector converter…
• Page 181
  Do not use pins No. 2, 8 of the 10BASE-T cable. (Refer to page 175) When making RS-485 communication between the FR-D700 series, FR-E500 series and FR-S500 series, incorrect connection of pins No.2 and 8 (parameter unit power supply) of the above PU connector may result in the inverter malfunction or failure.

• Page 182: Initial Settings And Specifications Of Rs-485 Communication (Pr. 117 To Pr. 120, Pr. 123, Pr. 124, Pr. 549)

  Communication operation and setting 4.19.2 Initial settings and specifications of RS-485 communication (Pr. 117 to Pr. 120, Pr. 123, Pr. 124, Pr. 549) Used to perform required settings for RS-485 communication between the inverter and personal computer. Use PU connector of the inverter for communication. You can perform parameter setting, monitoring, etc.

• Page 183: Operation Selection At Communication Error Occurrence (Pr. 121, Pr. 122, Pr. 502)

  Communication operation and setting 4.19.3 Operation selection at communication error occurrence (Pr. 121, Pr. 122, Pr. 502) You can select the inverter operation when a communication line error occurs during RS-485 communication from the PU connector. Parameter Initial Setting Name Description Number Value…

• Page 184
  Communication operation and setting (2) Signal loss detection (Pr.122) If a signal loss (communication stop) is detected between the inverter and master as a result of a signal loss detection, a communication fault (E.PUE) occurs and the inverter trips. (as set in Pr. 502). When the setting is «9999», communication check (signal loss detection) is not made.
• Page 185
  Communication operation and setting Stop operation selection at occurrence of communication fault (Pr. 502) Stop operation when retry count excess (Mitsubishi inverter protocol only) or signal loss detection error occurs can be selected. Operation at fault occurrence Pr. 502 Setting Operation Indication Fault Output…

• Page 186: Communication Eeprom Write Selection (Pr. 342)

  Communication operation and setting 4.19.4 Communication EEPROM write selection (Pr. 342) When parameter write is performed from RS-485 comuunication with the inverter PU connector, parameters storage device can be changed from EEPROM + RAM to RAM only. Set when a frequent parameter change is necessary. Parameter Name Initial Value…

• Page 187: Mitsubishi Inverter Protocol (Computer Link Communication)

  Communication operation and setting 4.19.5 Mitsubishi inverter protocol (computer link communication) You can perform parameter setting, monitor, etc. from the PU connector of the inverter using the Mitsubishi inverter protocol (computer link communication). Communication The communication specifications are given below. Related Item Description…

• Page 188
  Communication operation and setting (3) Communication operation presence/absence and data format types Data communication between the computer and inverter is made in ASCII code (hexadecimal code). Communication operation presence/absence and data format types are as follows: Operation Multi Parameter Inverter Parameter Operation Monitor…
• Page 189
  Communication operation and setting Data reading format Communication request data from the computer to the inverter 1) Number of Characters Format Inverter ∗3 ∗4 Instruction code ∗1 ∗2 station number check Reply data from the inverter to the computer 3) (No data error detected) Number of Characters Format Inverter…
• Page 190
  Communication operation and setting (4) Data definitions 1) Control code Signal ASCII Code Description Start of Text (Start of data) End of Text (End of data) Enquiry (Communication request) Acknowledge (No data error detected) Line Feed Carriage Return Negative Acknowledge (Data error detected) 2) Inverter station number Specify the station number of the inverter which communicates with the computer.
• Page 191
  Communication operation and setting 7) Error code If any error is found in the data received by the inverter, its definition is sent back to the computer together with the NAK code. Error Error Item Error Description Inverter Operation Code The number of errors consecutively detected in communication request Computer NAK error data from the computer is greater than allowed number of retries.
• Page 192
  Communication operation and setting (6) Instructions for the program 1) When data from the computer has any error, the inverter does not accept that data. Hence, in the user program, always insert a retry program for data error. 2) All data communication, e.g. run command or monitoring, are started when the computer gives a communication request. The inverter does not return any data without the computer’s request.
• Page 193
  Communication operation and setting General flowchart Port open Communication setting Time out setting Send data processing Data setting Sum code calculation Data transmission Receive data waiting Receive data processing Data retrieval Screen display CAUTION Always set the communication check time interval before starting operation to prevent hazardous conditions. Data communication is not started automatically but is made only once when the computer provides a communication request.
• Page 194
  Communication operation and setting (7) Setting items and set data After completion of parameter settings, set the instruction codes and data then start communication from the computer to allow various types of operation control and monitoring. Number of Read/ Instruction Item Data Definition Data Digits…
• Page 195
  Communication operation and setting Number of Read/ Instruction Item Data Definition Data Digits Write Code (Format) H9696: Inverter reset 4 digits As the inverter is reset at start of communication by the computer, (A, C/D) the inverter cannot send reply data back to the computer. Inverter reset Write H9666: Inverter reset…
• Page 196
  Communication operation and setting REMARKS Set 65520 (HFFF0) as a parameter value «8888» and 65535 (HFFFF) as «9999». For the instruction codes HFF, HEC and HF3, their values are held once written but cleared to zero when an inverter reset or all clear is performed.

• Page 197: Run Command

  Communication operation and setting [Fault data] Refer to page 245 for details of fault description Fault definition display example (instruction code H74) Data Definition Data Definition Data Definition For read data H3010 No fault E.THM E.PE (Previous fault ..THT) E.FIN E.PUE present…

• Page 198
  Communication operation and setting [Multi command (HF0)] Sending data format from computer to inverter Number of Characters Format Inverter Send Receive Instruction Data2 Waiting ∗ station data data Code Data1 CR/LF ∗ time check ∗ ∗ (HF0) number type type Reply data format from inverter to computer (No data error detected) Number of Characters Format…

• Page 199: Modbus Rtu Communication Specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549)

  Communication operation and setting 4.19.6 Modbus RTU communication specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549) Using the Modbus RTU communication protocol, communication operation or parameter setting can be performed from the PU connector of the inverter. Parameter Setting Name…

• Page 200
  Communication operation and setting (1) Communication The communication specifications are given below. Related Item Description Parameter Communication protocol Modbus-RTU protocol Pr. 549 Conforming standard EIA-485(RS-485) — Number of connectable 1:N (maximum 32 units), setting is 0 to 247 stations Pr. 117 devices Communication speed Selected from among 4800/9600/19200 and 38400bps…
• Page 201
  Communication operation and setting Message format Inverter response time Query communication (Refer to the following table for the data check time) Query message PLC (master) Response message Inverter (slave) Data absence time (3.5 bytes or more) Broadcast communication Query message PLC (master) No Response Inverter (slave)
• Page 202
  Communication operation and setting (4) Message frame (protocol) Communication method Basically, the master sends a query message (question) and the slave returns a response message (response). When communication is normal, Device Address and Function Code are copied as they are, and when communication is abnormal (function code or data code is illegal), bit 7 (= 80h) of Function Code is turned on and the error code is set to Data Bytes.
• Page 203
  Communication operation and setting Message format types The message formats corresponding to the function codes in Table 1 on page 198 will be explained. Read holding register data (H03 or 03) Can read the description of 1) system environment variables, 2) real-time monitor, 3) faults history, and 4) inverter parameters assigned to the holding register area (refer to the register list (page 204)) Query message 1) Slave…
• Page 204
  Communication operation and setting Write holding register data (H06 or 06) Can write the description of 1) system environment variabls and 4) inverter parameters assigned to the holding register area (refer to the register list ( page 204)). Query message 1) Slave Address 2) Function 3) Register Address…
• Page 205
  Communication operation and setting Function diagnosis (H08 or 08) A communication check can be made since the query message sent is returned unchanged as a response message (function of sub function code H00). Sub function code H00 (Return Query Data) Query message 1) Slave Address 2) Function…
• Page 206
  Communication operation and setting Description of normal response 1) to 4) (including CRC check) of the normal response are the same as those of the query message. Example: To write 0.5s (H05) to 41007 (Pr. 7) at the slave address 25 (H19) and 1s (H0A) to 41008 (Pr.8). Query message Slave Starting…
• Page 207
  Communication operation and setting Error response An error response is returned if the query message received from the master has an illegal function, address or data. No response is returned for a parity, CRC, overrun, framing or busy error. NOTE No response message is sent in the case of broadcast communication also.
• Page 208
  Communication operation and setting (6) Modbus registers System environment variable Register Definition Read/write Remarks 40002 Inverter reset Write Any value can be written 40003 Parameter clear Write Set H965A as a written value. 40004 All Parameter clear Write Set H99AA as a written value. Parameter clear ∗1 40006 Write…
• Page 209
  Communication operation and setting Parameter Read/ Parameter Register Parameter Name Remarks Write 41000 to Refer to the parameter list (page The parameter number + 41000 is the register 0 to 999 Read/write 41999 52) for the parameter names. number. Terminal 2 frequency setting C2(902) 41902 Read/write…
• Page 210
  Communication operation and setting NOTE The number of communication errors is temporarily stored into the RAM. As it is not stored into the EEPROM performing a power supply reset or inverter reset clears the value to 0. (8) Output terminal LF «alarm output (communication error warnings)» During a communication error, the alarm signal (LF signal) is output by open collector output.

• Page 211: Special Operation And Frequency Control

  Special operation and frequency control 4.20 Special operation and frequency control Purpose Parameter that should be Set Refer to Page Perform process control such as Pr. 127 to Pr. 134, Pr. 575 PID control pump and air volume. to Pr. 577 PID control (dancer control Dancer control Pr.

• Page 212
  Special operation and frequency control Parameter Initial Setting Name Description Number Value Range Output interruption 900 to Set the level (Pr. 577 minus 1000%) at which the PID output interruption 1000% cancel level 1100% function is canceled. The above parameters can be set when Pr. 160 Extended function display selection =»0″. (Refer to page 157) ∗1 Pr.
• Page 213
  Special operation and frequency control 3)PID action The PI action and PD action are combined to utilize the advantages of both Set point actions for control. Deviation (Note) PID action is the sum of P, I and D actions. Measured value action Time action…
• Page 214
  Special operation and frequency control (3) Connection diagram Source logic Pr. 128 = 20 Inverter Pr. 182 = 14 MCCB Pump Motor R/L1 Pr. 190 = 15 Power supply S/L2 Pr. 192 = 16 T/L3 Forward rotation Reverse rotation RH(X14) PID control selection 2-wire type 3-wire type…
• Page 215
  Special operation and frequency control I/O signals and parameter setting Set «20, 21» in Pr. 128 to perform PID operation. Set «14» in any of Pr. 178 to Pr. 182 (input terminal function selection) to assign PID control selection signal (X14) to turn the X14 signal on.
• Page 216
  Special operation and frequency control (5) PID automatic switchover control (Pr. 127) The system can be started up without PID control only at a start. When the frequency is set to Pr. 127 PID control automatic switchover frequency within the range 0 to 400Hz, the inverter starts up without PID control from a start until output frequency is reached to the set frequency of Pr.
• Page 217
  Special operation and frequency control Adjustment procedure Parameter setting Adjust the PID control parameters, Pr. 127 to Pr. 134. Set the I/O terminals for PID control (Pr. 178 to Pr. 182 (input terminal Terminal setting function selection), Pr. 190 , Pr. 192 (output terminal function selection)) When X14 signal is not assigned, setting a value other than «0»…
• Page 218
  Special operation and frequency control <Set point input calibration> 1. Apply the input voltage of 0% set point setting (e.g. 0V) across terminals 2-5. 2. Enter in C2 (Pr. 902) the frequency which should be output by the inverter at the deviation of 0% (e.g. 0Hz). 3.

• Page 219: Dancer Control (Pr. 44, Pr. 45, Pr. 128 To Pr. 134)

  Special operation and frequency control 4.20.2 Dancer control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134) Performs PID control by feedbacking the position detection of the dancer roller, controlling the dancer roller is in the specified position. Parameter Setting Name Initial Value Description…

• Page 220
  Special operation and frequency control (1) Dancer control block diagram Acceleration/deceleration of main speed Main speed command Target frequency Ratio PID deviation Acceleration/ Limit deceleration Pr. 128 = 42, 43 PID control Dancer roll setting point + Td S) Kp(1+ Ti S Pr.
• Page 221
  Special operation and frequency control Dancer control overview Performs dancer control by setting 40 to 43 in Pr. 128 PID action selection.The main speed command is the speed command of each operation mode (external, PU, communication). Performs PID control by the position detection signal of the dancer roller, then the result is added to the main speed command.
• Page 222
  Special operation and frequency control (4) I/O signals and parameter setting Set «40 to 43» in Pr. 128 to perform dancer control. Set «14» in any of Pr. 178 to Pr. 182 (input terminal function selection) to assign PID control selection signal (X14) to turn the X14 signal on.
• Page 223
  Special operation and frequency control Parameter details When ratio (Pr. 128 = «42, 43») is selected for addition method, PID Initial value 50Hz control × (ratio of main speed) is added to the main speed. The ratio is determined by the Pr. 125 Terminal 2 frequency setting gain frequency and C2 (Pr.
• Page 224
  Special operation and frequency control (9) Adjustment procedure Dancer roller position detection signal adjustment When terminal 4 input is voltage input, 0V is minimum position and 5V(10V) is maximum position. When current is input, 4mA is minimum position and 20mA is maximum position. (initial value) When 0 to 7V is output from the potentiometer, it is necessary to calibrate C7 (Pr .905) at 7V.

• Page 225: Traverse Function (Pr. 592 To Pr. 597)

  Special operation and frequency control 4.20.3 Traverse function (Pr. 592 to Pr. 597) Traverse operation which varies the amplitude of the frequency in a constant cycle can be performed. Parameter Initial Setting Name Description Number Value Range Traverse function invalid Traverse function Traverse function is valid only in the external operation mode selection…

• Page 226
  Special operation and frequency control REMARKS When the second function signal (RT) is on, normal acceleration/deceleration time (Pr. 7, Pr. is the same as second acceleration/deceleration time (Pr. 44, Pr. 45). Output frequency(Hz) f0 is rewritten at this point. Reflected on the action If the set frequency (f0) and traverse operation parameters (Pr.

• Page 227: Regeneration Avoidance Function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886)

  Special operation and frequency control 4.20.4 Regeneration avoidance function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886) This function detects a regeneration status and increases the frequency to avoid the regenerative status. Possible to avoid regeneration by automatically increasing the frequency and continue operation if the fan happens to rotate faster than the set speed due to the effect of another fan in the same duct.

• Page 228
  Special operation and frequency control REMARKS The accel/decel ramp while the regeneration avoidance function is operating changes depending on the regeneration load. The DC bus voltage of the inverter is about times as input voltage. When the input voltage is 220VAC, bus voltage is approximately 311VDC. When the input voltage is 440VAC, bus voltage is approximately 622VDC.

• Page 229: Useful Functions

  Useful functions 4.21 Useful functions Purpose Parameter that should be Set Refer to Page Cooling fan operation Increase cooling fan life Pr. 244 selection Inverter part life display Pr. 255 to Pr. 259 Maintenance output To determine the maintenance time Pr.

• Page 230: Display Of The Life Of The Inverter Parts (Pr. 255 To Pr. 259)

  Useful functions 4.21.2 Display of the life of the inverter parts (Pr. 255 to Pr. 259) Degrees of deterioration of main circuit capacitor, control circuit capacitor, cooling fan and inrush current limit circuit can be diagnosed by monitor. When any part has approached the end of its life, an alarm can be output by self diagnosis to prevent a fault. (Use the life check of this function as a guideline since the life except the main circuit capacitor is calculated theoretically.) For the life check of the main circuit capacitor, the alarm signal (Y90) will not be output if a measuring method of (4) is…

• Page 231
  Useful functions Life alarm display and signal output (Y90 signal, Pr. 255) Whether any of the control circuit capacitor, main circuit capacitor, cooling fan and inrush current limit circuit has reached the life alarm output level or not can be checked by Pr. 255 Life alarm status display and life alarm signal (Y90). 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 Pr.
• Page 232
  Useful functions (4) Main circuit capacitor life display (Pr. 258, Pr. 259) The deterioration degree of the control circuit capacitor is displayed in Pr. 258 as a life. On the assumption that the main circuit capacitor capacitance at factory shipment is 100%, the capacitor life is displayed in Pr.
• Page 233
  Useful functions Cooling fan life display The cooling fan speed of 50% or less is detected and «FN» is displayed on the operation panel and parameter unit (FR- PU04/FR-PU07). As an alarm display, Pr. 255 bit2 is turned on and also an alarm is output to the Y90 signal. REMARKS When the inverter is mounted with two or more cooling fans, the life of even one cooling fan is diagnosed.

• Page 234: Maintenance Timer Alarm (Pr. 503, Pr. 504)

  Useful functions 4.21.3 Maintenance timer alarm (Pr. 503, Pr. 504) When the cumulative energization time of the inverter reaches the parameter set time, the maintenance timer output signal (Y95) is output. (MT) is displayed on the operation panel. This can be used as a guideline for the maintenance time of peripheral devices. Parameter Name Initial Value…

• Page 235: Current Average Value Monitor Signal (Pr. 555 To Pr. 557)

  Useful functions 4.21.4 Current average value monitor signal (Pr. 555 to Pr. 557) The average value of the output current during Programmable controller constant speed operation and the maintenance timer Input unit Output unit Inverter value are output as a pulse to the current average value monitor signal (Y93).

• Page 236
  Useful functions 3) Setting of Pr.557 Current average value monitor signal output reference current Set the reference (100%) for outputting the signal of the current average value. Obtain the time to output the signal from the following calculation. Output current average value ×…

• Page 237: Free Parameter (Pr. 888, Pr. 889)

  Useful functions 4.21.5 Free parameter (Pr. 888, Pr. 889) You can input any number within the setting range 0 to 9999. For example, the number can be used: As a unit number when multiple units are used. As a pattern number for each operation application when multiple units are used. As the year and month of introduction or inspection.

• Page 238: Setting From The Parameter Unit And Operation Panel

  Setting from the parameter unit and operation panel 4.22 Setting from the parameter unit and operation panel Purpose Parameter that should be Set Refer to Page Selection of rotation direction by RUN key rotation Pr. 40 direction selection of the operation panel Switch the display language of the PU display language Pr.

• Page 239: Operation Panel Frequency Setting/Key Lock Operation Selection (Pr. 161)

  Setting from the parameter unit and operation panel 4.22.3 Operation panel frequency setting/key lock operation selection (Pr. 161) The setting dial of the operation panel can be used for setting like a potentiometer. The key operation of the operation panel can be disabled. Parameter Setting Name…

• Page 240
  Setting from the parameter unit and operation panel REMARKS If the display changes from flickering «50.00» to «0.00», the setting of Pr. 161 Frequency setting/key lock operation selection may not be «1». Independently of whether the inverter is running or at a stop, the frequency can be set by merely turning the dial. When the frequency is changed, it will be stored in EEPROM as the set frequency after 10s.

• Page 241: Magnitude Of Frequency Change Setting (Pr. 295)

  Setting from the parameter unit and operation panel 4.22.4 Magnitude of frequency change setting (Pr. 295) When setting the set frequency with the setting dial, frequency changes in 0.01Hz increments in the initial status. Setting this parameter increases the magnitude of frequency which changes according to the rotated amount of the setting dial, improving operability.

• Page 242: Buzzer Control (Pr. 990)

  Setting from the parameter unit and operation panel 4.22.5 Buzzer control (Pr. 990) You can make the buzzer «beep» when you press the key of the parameter unit (FR-PU04/FR-PU07). Parameter Name Initial Value Setting Range Description Number Without buzzer PU buzzer control With buzzer The above parameters can be set when Pr.

• Page 243: Parameter Clear/ All Parameter Clear

  Parameter clear/ All parameter clear 4.23 Parameter clear/ All parameter clear POINT Set «1» in Pr.CL Parameter clear, ALLC all parameter clear to initialize all parameters. (Parameters are not cleared when «1» is set in Pr. 77Parameter write selection.) Refer to the extended parameter list on page 52 for parameters cleared with this operation. Operation Display Screen at powering on…

• Page 244: Initial Value Change List

  Initial value change list 4.24 Initial value change list Displays and sets the parameters changed from the initial value. Operation Display Screen at powering on The monitor display appears. PU indication is lit. Press to choose the PU operation mode. PRM indication is lit.

• Page 245: Check And Clear Of The Faults History

  Check and clear of the faults history 4.25 Check and clear of the faults history Check for the faults history Monitor/frequency setting Parameter setting [Operation panel is [Parameter setting change] used for operation] Faults history [Operation for displaying the faults history] Eight past faults can be displayed with the setting dial.

• Page 246
  Check and clear of the faults history (2) Clearing procedure POINT Set «1» in Er.CL Fault history clear to clear the faults history. Parameters are not cleared when «1» is set in Pr. 77 Parameter write selection. Operation Display Screen at powering on The monitor display appears.

• Page 247: Troubleshooting

  TROUBLESHOOTING This chapter provides the «TROUBLESHOOTING» of this product. Always read the instructions before using the equipment Reset method of protective function ……… 244 List of fault or alarm indications ……….245 Causes and corrective actions ……….. 246 Correspondences between digital and actual characters ..254 Check first when you have some troubles ……..

• Page 248: Reset Method Of Protective Function

  Reset method of protective function When a fault occurs in the inverter, the inverter trips and the PU display automatically changes to any of the following fault or alarm indications. If the fault does not correspond to any of the following faults or if you have any other problem, please contact your sales representative.

• Page 249: List Of Fault Or Alarm Indications

  List of fault or alarm indications List of fault or alarm indications Refer Refer Operation Panel Operation Panel Name Name Indication Indication Page Page E.ILF ∗ Input phase loss E— Faults history E.OLT Stall prevention HOLD Operation panel lock Brake transistor alarm E.

• Page 250: Causes And Corrective Actions

  Causes and corrective actions Causes and corrective actions (1) Error message A message regarding operational troubles is displayed. Output is not shutoff. Operation panel HOLD indication Name Operation panel lock Description Operation lock mode is set. Operation other than is made invalid. (Refer to page 236) Check point — — —- — — Corrective action…

• Page 251
  Causes and corrective actions Operation panel Err. indication Name Inverter reset Executing reset using RES signal, or reset command from communication or PU Description Displays at powering off. Corrective action Turn off the reset command (2) Warnings When a warning occurs, the output is not shut off. Operation panel FR-PU04 indication…
• Page 252
  Causes and corrective actions Operation panel FR-PU04 indication FR-PU07 Name PU stop Stop with of the PU is set in Pr. 75 Reset selection/disconnected PU detection/PU stop selection. (For Pr. 75 refer to Description page 153 .) Check point Check for a stop made by pressing of the operation panel.
• Page 253
  Causes and corrective actions (3) Alarm When an alarm occurs, the output is not shut off. You can also output an alarm signal by making parameter setting. (Set «98» in Pr. 190 or Pr. 192 (output terminal function selection). Refer to page 114 ). Operation panel FR-PU04 indication…
• Page 254
  Causes and corrective actions Operation panel FR-PU04 OV During Acc E.OV1 indication FR-PU07 Name Regenerative overvoltage trip during acceleration If regenerative energy causes the inverter’s internal main circuit DC voltage to reach or exceed the specified value, Description the protective circuit is activated and the inverter trips. The circuit may also be activated by a surge voltage produced in the power supply system.
• Page 255
  Causes and corrective actions Operation panel FR-PU04 E.THM Motor Ovrload indication FR-PU07 Name Motor overload trip (electronic thermal relay function) ∗1 The electronic thermal relay function in the inverter detects motor overheat due to overload or reduced cooling capability during constant-speed operation and pre-alarm (TH display) is output when the integrated value reaches 85% of the Pr.
• Page 256
  Causes and corrective actions Operation panel FR-PU04 E.GF Ground Fault indication FR-PU07 Name Output side earth (ground) fault overcurrent at start The inverter trips if an earth (ground) fault overcurrent flows at start due to an earth (ground) fault that occurred on Description the inverter’s output side (load side).
• Page 257
  Causes and corrective actions Operation panel FR-PU04 E.PUE PU Leave Out indication FR-PU07 Name PU disconnection This function stops the inverter output if communication between the inverter and PU is suspended, e.g. the parameter unit (FR-PU04/FR-PU07) is disconnected, when «2», «3», «16» or «17» was set in Pr. 75 Reset selection/ disconnected PU detection/PU stop selection.

• Page 258: Correspondences Between Digital And Actual Characters

  Correspondences between digital and actual characters Correspondences between digital and actual characters There are the following correspondences between the actual alphanumeric characters and the digital characters displayed on the operation panel: Actual Digital Actual Digital Actual Digital…

• Page 259: Check First When You Have Some Troubles

  Check first when you have some troubles Check first when you have some troubles POINT If the cause is still unknown after every check, it is recommended to initialize the parameters (initial value) then re- set the required parameter values and check again. 5.5.1 Motor will not start 1) Check the Pr.

• Page 260: Motor Generates Heat Abnormally

  Check first when you have some troubles 5.5.3 Motor generates heat abnormally Is the fan for the motor is running? (Check for dust accumulated.) Check that the load is not too heavy. Lighten the load. Are the inverter output voltages (U, V, W) balanced? Check that the Pr.

• Page 261: Speed Varies During Operation

  Check first when you have some troubles 5.5.9 Speed varies during operation When slip compensation is set, the output frequency varies with load fluctuation between 0 and 2Hz. This is a normal operation and is not a fault. 1) Inspection of load Check that the load is not varying.

• Page 262
  MEMO…
• Page 263
  PRECAUTIONS FOR MAINTENANCE AND INSPECTION This chapter provides the «PRECAUTIONS FOR MAINTENANCE AND INSPECTION» of this product. Always read the instructions before using the equipment Inspection items…………….260 Measurement of main circuit voltages, currents and powers .. 267…

• Page 264: Precautions For Maintenance And Inspection

  Inspection items The inverter is a static unit mainly consisting of semiconductor devices. Daily inspection must be performed to prevent any fault from occurring due to the adverse effects of the operating environment, such as temperature, humidity, dust, dirt and vibration, changes in the parts with time, service life, and other factors.

• Page 265: Daily And Periodic Inspection

  Inspection items 6.1.3 Daily and periodic inspection Interval Area of Corrective Action at Customer’s Inspection Item Description Periodic Daily Inspection Alarm Occurrence Check ∗2 Surrounding Check the surrounding air temperature, Improve environment environment humidity, dirt, corrosive gas, oil mist, etc. Check alarm location and General Overall unit…

• Page 266: Display Of The Life Of The Inverter Parts

  Inspection items 6.1.4 Display of the life of the inverter parts The self-diagnostic alarm is output when the life span of the control circuit capacitor, cooling fan and each parts of the inrush current limit circuit is near to give an indication of replacement time. The life alarm output can be used as a guideline for life judgement.

• Page 267: Replacement Of Parts

  Inspection items 6.1.7 Replacement of parts The inverter consists of many electronic parts such as semiconductor devices. The following parts may deteriorate with age because of their structures or physical characteristics, leading to reduced performance or fault of the inverter. For preventive maintenance, the parts must be replaced periodically. Use the life check function as a guidance of parts replacement.

• Page 268
  Inspection items Removal 1) Push the hooks from above and remove the fan cover. FR-D740-080 or less FR-D740-120 or more FR-D720S-070 and 100 2) Disconnect the fan connectors. 3) Remove the fan. FR-D740-080 or less FR-D740-120 or more FR-D720S-070 and 100 Fan cover Fan cover Fan connector…
• Page 269
  Inspection items Reinstallation 1) After confirming the orientation of the fan, reinstall the fan so that the arrow on the left of «AIR FLOW» faces up. AIR FLOW <Fan side face> 2) Reconnect the fan connectors. 3) When wiring, use care to avoid the cables being caught by the fan. FR-D740-080 or less FR-D740-120 or more FR-D720S-070 and 100…
• Page 270
  Inspection items (2) Smoothing capacitors A large-capacity aluminum electrolytic capacitor is used for smoothing in the main circuit DC section, and an aluminum electrolytic capacitor is used for stabilizing the control power in the control circuit. Their characteristics are deteriorated by the adverse effects of ripple currents, etc.

• Page 271: Measurement Of Main Circuit Voltages, Currents And Powers

  Measurement of main circuit voltages, currents and powers Measurement of main circuit voltages, currents and powers Since the voltages and currents on the inverter power supply and output sides include harmonics, measurement data depends on the instruments used and circuits measured. When instruments for commercial frequency are used for measurement, measure the following circuits with the instruments given on the next page.

• Page 272
  Measurement of main circuit voltages, currents and powers Measuring Points and Instruments Item Measuring Point Measuring Instrument Remarks (Reference Measured Value) R/L1-S/L2 Commercial power supply Power supply voltage Moving-iron type AC S/L2-T/L3 Within permissible AC voltage fluctuation (Refer to voltmeter T/L3-R/L1 page 274) Power supply side…

• Page 273: Measurement Of Powers

  Measurement of main circuit voltages, currents and powers 6.2.1 Measurement of powers Using an electro-dynamometer type meter, measure the power in both the input and output sides of the inverter using the two- or three-wattmeter method. As the current is liable to be imbalanced especially in the input side, it is recommended to use the three-wattmeter method.

• Page 274: Measurement Of Currents

  Measurement of main circuit voltages, currents and powers 6.2.3 Measurement of currents Use a moving-iron type meter on both the input and output sides of the inverter. However, if the carrier frequency exceeds 5kHz, do not use that meter since an overcurrent losses produced in the internal metal parts of the meter will increase and the meter may burn out.

• Page 275: Insulation Resistance Test Using Megger

  Measurement of main circuit voltages, currents and powers 6.2.7 Insulation resistance test using megger For the inverter, conduct the insulation resistance test on the main circuit only as shown below and do not perform the test on the control circuit. (Use a 500VDC megger.) Motor R/L1 Power…

• Page 276
  MEMO…

• Page 277: Specifications

  SPECIFICATIONS This chapter provides the «SPECIFICATIONS» of this product. Always read the instructions before using the equipment Rating………………… 274 Common specifications …………… 275 Outline dimension drawings…………276…

• Page 278: Rating

  Rating Rating 7.1.1 Inverter rating Three-phase 400V power supply Model FR-D740- -EC Applicable motor capacity (kW) 0.75 ∗1 Rated capacity (kVA) 13.0 ∗2 Rated current (A) 12.0 16.0 Overload current rating 150% 60s, 200% 0.5s (inverse-time characteristics) ∗3 Voltage Three-phase 380 to 480V ∗4 Rated input voltage/frequency Three-phase 380 to 480V 50Hz/60Hz…

• Page 279: Common Specifications

  Common specifications Common specifications Soft-PWM control/high carrier frequency PWM control (V/F control, general-purpose magnetic flux vector control, Control method optimum excitation control can be selected) Output frequency range 0.2 to 400Hz 0.06Hz/60Hz (terminal2, 4: 0 to 10V/10bit) Analog input 0.12Hz/60Hz (terminal2, 4: 0 to 5V/9bit) Frequency setting 0.06Hz/60Hz (terminal4: 0 to 20mA/10bit) resolution…

• Page 280: Outline Dimension Drawings

  Outline dimension drawings Outline dimension drawings FR-D720S-008 to 042 1- φ 5 hole Rating plate Inverter Type FR-D720S-008 to 014 80.5 FR-D720S-025 142.5 FR-D720S-042 162.5 (Unit: mm) FR-D740-012 to 080 FR-D720S-070 2- φ 5 hole Rating plate ∗ FR-D740-012, 022 are not provided with the cooling fan. Inverter Type FR-D740-012, 022 129.5…

• Page 281
  Outline dimension drawings FR-D720S-100 2- φ 5 hole Rating plate (Unit: mm) FR-D740-120, 160 2-φ5 hole Rating plate (Unit: mm)
• Page 282
  Outline dimension drawings Parameter unit (option) (FR-PU07) Outline drawing > Panel cut dimension drawing < < > 25.05 (14.2) (11.45) Air-bleeding hole 4-R1 4-φ4 hole 26.5 26.5 Effective depth of the installation screw hole 5.0) M3 screw *2 80.3 ∗1 When installing the FR-PU07 on the enclosure, etc., remove screws or fix the screws to the FR-PU07 with M3 nuts.

• Page 283: Appendix

  APPENDIX This chapter provides the «APPENDIX» of this product. Always read the instructions before using the equipment.

• Page 284: Appendix1 Index

  Appendix1 Index Numerics 15-speed selection (combination with three speeds RL, RM, Earth (ground) fault detection at start (Pr. 249)….141 RH)(REX signal) ………….84, 108 Easy operation mode setting (easy setting mode) ….50 Electronic thermal O/L relay pre-alarm (TH)….95, 248 Electronic thermal O/L relay pre-alarm (THP signal)..

• Page 285
  Periodic inspection …………..260 Peripheral devices…………….4 Magnitude of frequency change setting (Pr. 295)….237 PID control (Pr. 127 to Pr. 134, Pr. 575, Pr. 577)….207 Maintenance signal output (MT)……..230, 248 PID control valid terminal (X14 signal)….108, 207, 215 Maintenance timer alarm (Pr. 503, Pr. 504) ……230 PID Deviation …………123, 207, 215 Maintenance timer signal (Y95 signal) ……
• Page 286
  156, Pr. 157, Pr. 277)………….74 Start command source and frequency command source during communication operation (Pr. 338, Pr. 339, Pr. 551) Start self-holding selection (STOP signal)….108, 112 Start signal operation selection (STF, STR, STOP signal, Pr. 250)………………112 Starting frequency and start-time hold function (Pr. 13, Pr. 571)……………….93 Stop selection (Pr.
• Page 287
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• Page 288
  REVISIONS *The manual number is given on the bottom left of the back cover. ∗Manual Number Print Date Revision Dec., 2007 IB(NA)-0600353ENG-A First edition Mar., 2008 IB(NA)-0600353ENG-B Partial modification Introduced products on bar terminals Instruction Code (Multi command, Inverter type monitor) Apr., 2008 IB(NA)-0600353ENG-C Additions…
• Page 290
  Phone: +370 (0)5 / 232 3101 Fax: +370 (0)5 / 232 2980 Mitsubishi Electric Europe B.V. /// FA — European Business Group /// Gothaer Straße 8 /// D-40880 Ratingen /// Germany Tel.: +49(0)2102-4860 /// Fax: +49(0)2102-4861120 /// info@mitsubishi-automation.com /// www.mitsubishi-automation.com…

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6. Instruction manual

• Page 1: Instruction Manual

  MITSUBISHI ELECTRIC Inverter Instruction Manual FR-D720S-008 to 100 — EC FR-D740-012 to 160 — EC Art. no. 226857 INDUSTRIAL AUTOMATION MITSUBISHI ELECTRIC 01 04 2008 Version C…

• Page 2
  Thank you for choosing this Mitsubishi Inverter. This Instruction Manual provides instructions for advanced use of the FR-D700 series inverters. Incorrect handling might cause an unexpected fault. Before using the inverter, always read this instruction manual and the Installation Guideline [IB-0600352ENG] packed with the product carefully to use the equipment to its optimum performance.
• Page 3
  3.Injury Prevention (3) Trial run CAUTION CAUTION Apply only the voltage specified in the instruction manual Before starting operation, confirm and adjust the to each terminal. Otherwise, burst, damage, etc. may parameters. A failure to do so may cause some machines occur.
• Page 4
  (5) Emergency stop CAUTION Provide a safety backup such as an emergency brake which will prevent the machine and equipment from hazardous conditions if the inverter fails. When the breaker on the inverter input side trips, check for the wiring fault (short circuit), damage to internal parts of the inverter, etc.

• Page 5: Table Of Contents

  CONTENTS OUTLINE Product checking and parts identification……… 2 Inverter and peripheral devices…………3 1.2.1 Peripheral devices …………………….. 4 Removal and reinstallation of the cover ……….5 1.3.1 Front cover……………………….5 1.3.2 Wiring cover………………………. 6 Installation of the inverter and enclosure design ……7 1.4.1 Inverter installation environment…………………

• Page 6
  3.1.1 Leakage currents and countermeasures ………………34 3.1.2 EMC measures……………………..36 3.1.3 Power supply harmonics ………………….38 Installation of power factor improving reactor ……. 39 Power-off and magnetic contactor (MC) ………. 40 Inverter-driven 400V class motor ………… 41 Precautions for use of the inverter ……….42 Failsafe of the system which uses the inverter ……
• Page 7
  4.7.1 Setting of the acceleration and deceleration time (Pr. 7, Pr. 8, Pr. 20, Pr. 44, Pr. 45) ………………… 91 4.7.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571)……….93 4.7.3 Acceleration/deceleration pattern (Pr. 29) ………………. 94 Selection and protection of a motor……….95 4.8.1 Motor overheat protection (Electronic thermal O/L relay, PTC thermistor protection) (Pr.
• Page 8
  4.14.1 Optimum excitation control (Pr. 60) ………………. 142 4.15 Motor noise, EMI measures, mechanical resonance….143 4.15.1 PWM carrier frequency and soft-PWM control (Pr. 72, Pr. 240, Pr. 260) ……..143 4.15.2 Speed smoothing control (Pr. 653)……………….. 144 4.16 Frequency setting by analog input (terminal 2, 4) ……. 145 4.16.1 Analog input selection (Pr.
• Page 9
  4.21.5 Free parameter (Pr. 888, Pr. 889) ………………… 233 4.22 Setting from the parameter unit and operation panel ….234 4.22.1 RUN key rotation direction selection (Pr. 40)…………….234 4.22.2 PU display language selection(Pr.145)………………234 4.22.3 Operation panel frequency setting/key lock operation selection (Pr. 161)……… 235 4.22.4 Magnitude of frequency change setting (Pr.
• Page 10
  6.1.4 Display of the life of the inverter parts ………………262 6.1.5 Checking the inverter and converter modules …………….262 6.1.6 Cleaning ……………………….. 262 6.1.7 Replacement of parts ……………………. 263 Measurement of main circuit voltages, currents and powers ..267 6.2.1 Measurement of powers ………………….
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• Page 12
  Installation of the inverter and enclosure design …… 7 <Abbreviations> /FR-PU07 PU ……….Operation panel and parameter unit (FR-PU04 Inverter ……….. Mitsubishi inverter FR-D700 series D700 ……..Mitsubishi inverter FR-D700 series Pr………… Parameter number PU operation ……..Operation using the PU (operation panel/FR-PU04/FR-PU07) External operation ……

• Page 13: Product Checking And Parts Identification

  Product checking and parts identification Product checking and parts identification Unpack the inverter and check the capacity plate on the front cover and the rating plate on the inverter side face to ensure that the product agrees with your order and the inverter is intact. Inverter type FR — — EC…

• Page 14: Inverter And Peripheral Devices

  (Refer to page 175) (MCCB) or earth leakage circuit breaker (ELB), fuse The breaker must be selected carefully Inverter (FR-D700) since an in-rush current flows in the The life of the inverter is influenced by inverter at power on. surrounding temperature.

• Page 15: Peripheral Devices

  Inverter and peripheral devices 1.2.1 Peripheral devices Check the inverter type of the inverter you purchased. Appropriate peripheral devices must be selected according to the capacity. Refer to the following list and prepare appropriate peripheral devices: Moulded Case Circuit Breaker (MCCB) ∗1 Magnetic Contactor (MC) ∗3 Motor or Earth Leakage Circuit Breaker (ELB) ∗2…

• Page 16: Removal And Reinstallation Of The Cover

  Removal and reinstallation of the cover Removal and reinstallation of the cover 1.3.1 Front cover FR-D740-080 or less FR-D720S-008 to 100 Removal (Example of FR-D740-036) 1) Loosen the installation screws of the front cover. (The screws cannot be removed.) 2) Remove the front cover by pulling it like the direction of arrow. Installation screw Reinstallation (Example of FR-D740-036) 1) Place the front cover in front of the inverter, and install it straight.

• Page 17: Wiring Cover

  Removal and reinstallation of the cover Reinstallation (Example of FR-D740-160) 1) Insert the two fixed hooks on the lower side of the front cover into the sockets of the inverter. 2) Tighten the installation screws on the front cover. Installation screw Fixed hook Socket of the inverter NOTE…

• Page 18: Installation Of The Inverter And Enclosure Design

  Installation of the inverter and enclosure design Installation of the inverter and enclosure design When an inverter panel is to be designed and manufactured, heat generated by contained equipment, etc., the environment of an operating place, and others must be fully considered to determine the panel structure, size and equipment layout. The inverter unit uses many semiconductor devices.

• Page 19
  Installation of the inverter and enclosure design (3) Dust, dirt, oil mist Dust and dirt will cause such faults as poor contact of contact points, reduced insulation or reduced cooling effect due to moisture absorption of accumulated dust and dirt, and in-panel temperature rise due to clogged filter. In the atmosphere where conductive powder floats, dust and dirt will cause such faults as malfunction, deteriorated insulation and short circuit in a short time.

• Page 20: Cooling System Types For Inverter Panel

  Installation of the inverter and enclosure design 1.4.2 Cooling system types for inverter panel From the panel that contains the inverter, the heat of the inverter and other equipment (transformers, lamps, resistors, etc.) and the incoming heat such as direct sunlight must be dissipated to keep the in-panel temperature lower than the permissible temperatures of the in-panel equipment including the inverter.

• Page 21: Inverter Placement

  Installation of the inverter and enclosure design 1.4.3 Inverter placement (1) Installation of the inverter Enclosure surface mounting FR-D720S-008 to 042 FR-D740-012 or more FR-D720S-070 and 100 Remove the front cover and wiring cover to fix the inverter to the surface. Front cover Front cover Wiring cover…

• Page 22
  Installation of the inverter and enclosure design Arrangement of multiple inverters When multiple inverters are placed in the same enclosure, generally arrange them horizontally as shown in the right figure (a). When it is inevitable to arrange Inverter Inverter Inverter Inverter them vertically to minimize space, take such measures as to provide guides since heat from the bottom inverters…
• Page 23
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• Page 24: Wiring

  WIRING This chapter describes the basic «WIRING» for use of this product. Always read the instructions before using the equipment Wiring………………… 14 Main circuit terminal specifications ……….15 Control circuit specifications …………19 Connection of stand-alone option unit ……..28…

• Page 25: Terminal Connection Diagram

  Wiring Wiring 2.1.1 Terminal connection diagram Source logic 1. DC reactor (FR-HEL) When connecting a DC reactor, remove the Main circuit terminal jumper across P1- Control circuit terminal Single-phase power input Brake unit *6 A brake transistor is not built-in to the (Option) FR-D720S-008 and 014.

• Page 26: Main Circuit Terminal Specifications

  Main circuit terminal specifications Main circuit terminal specifications 2.2.1 Specification of main circuit terminal Terminal Terminal Name Description Symbol R/L1, Connect to the commercial power supply. S/L2, AC power input Keep these terminals open when using the high power factor converter (FR-HC) or T/L3 * power regeneration common converter (FR-CV).

• Page 27: Cables And Wiring Length

  Main circuit terminal specifications 2.2.3 Cables and wiring length (1) Applied wire size Select the recommended cable size to ensure that a voltage drop will be 2% max. If the wiring distance is long between the inverter and motor, a main circuit cable voltage drop will cause the motor torque to decrease especially at the output of a low frequency.

• Page 28
  Main circuit terminal specifications Earthing (Grounding) precautions Always earth (ground) the motor and inverter. 1) Purpose of earthing (grounding) Generally, an electrical apparatus has an earth (ground) terminal, which must be connected to the ground before use. An electrical circuit is usually insulated by an insulating material and encased. However, it is impossible to manufacture an insulating material that can shut off a leakage current completely, and actually, a slight current flow into the case.
• Page 29
  Main circuit terminal specifications (3) Total wiring length The overall wiring length for connection of a single motor or multiple motors should be within the value in the table below. 200V class Pr. 72 PWM frequency selection Setting or More (carrier frequency) 1 (1kHz) or less 200m…

• Page 30: Control Circuit Specifications

  Control circuit specifications Control circuit specifications 2.3.1 Control circuit terminal indicates that terminal functions can be selected using Pr. 178 to Pr. 182, Pr. 190, Pr. 192 (I/O terminal function selection). (Refer to page 108). Input signal Terminal Refer to Type Terminal Name Description…

• Page 31
  Control circuit specifications NOTE Set Pr. 267 and a voltage/current input switch correctly, then input analog signals in accordance with the settings. Applying a voltage with voltage/current input switch in «I» position (current input is selected) or a current with switch in «V»…

• Page 32: Changing The Control Logic

  Control circuit specifications 2.3.2 Changing the control logic The input signals are set to source logic (SOURCE) when shipped from the factory. To change the control logic, the jumper connector above the control terminal must be moved to the other position. To change to sink logic, change the jumper connector in the source logic (SOURCE) position to sink logic (SINK) position using tweezers, a pair of long-nose pliers etc.

• Page 33
  Control circuit specifications (1) Sink logic type and source logic type In sink logic, a signal switches on when a current flows from the corresponding signal input terminal. Terminal SD is common to the contact input signals. Terminal SE is common to the open collector output signals. In source logic, a signal switches on when a current flows into the corresponding signal input terminal.

• Page 34: Wiring Of Control Circuit

  Control circuit specifications 2.3.3 Wiring of control circuit Standard control circuit terminal layout Recommend cable size: 0.3mm to 0.75mm RUN SE S1 S2 SC STF STR Wiring method Wiring Use a bar terminal and a cable with a sheath stripped off for the control circuit wiring. For a single wire, strip off the sheath of the cable and apply directly.

• Page 35
  Control circuit specifications 3) Insert the wire into a socket. When using a stranded wire without a bar terminal, push a open/close button all the way down with a flathead screw driver, and insert the wire. Open/close button Flathead screwdriver Note When using a stranded wire without a bar terminal, twist enough to avoid short circuit with a nearby terminals or wires.

• Page 36: Wiring Instructions

  Control circuit specifications Signal inputs by contactless switches The contacted input terminals of the inverter (STF, STR, RH, RM, RL) can be controlled using a transistor Inverter instead of a contacted switch as shown on the right. +24V STF, etc. External signal input using transistor 2.3.4 Wiring instructions…

• Page 37: Connection To The Pu Connector

  Control circuit specifications 2.3.5 Connection to the PU connector Using the PU connector, you can perform communication operation from the FR-PU07, enclosure surface operation panel or a personal computer etc. Remove the inverter front cover when connecting. When connecting the parameter unit, enclosure surface operation panel using a connection cable Use the optional FR-CB2 or connector and cable available on the market.

• Page 38
  Pins No. 2 and 8 provide power to the parameter unit. Do not use these pins for RS-485 communication. When making RS-485 communication between the FR-D700 series, FR-E500 series and FR-S500 series, incorrect connection of pins No.2 and 8 (parameter unit power supply) of the above PU connector may result in the inverter malfunction or failure.

• Page 39: Connection Of Stand-Alone Option Unit

  Connection of stand-alone option unit Connection of stand-alone option unit The inverter accepts a variety of stand-alone option units as required. Incorrect connection will cause inverter damage or accident. Connect and operate the option unit carefully in accordance with the corresponding option unit manual. 2.4.1 Connection of a dedicated external brake resistor (MRS type, FR-ABR) (FR-D740-012 or more, FR-D720S-025 or more)

• Page 40
  Connection of stand-alone option unit When using the brake resistor (MRS) and high-duty brake resistor (FR-ABR) It is recommended to configure a sequence, which shuts off power in the input side of the inverter by the external thermal relay as shown below, to prevent overheat and burnout of the brake resistor (MRS) and high duty brake resistor (FR-ABR) in case the regenerative brake transistor is damaged.

• Page 41: Connection Of The Brake Unit (Fr-Bu2)

  Connection of stand-alone option unit 2.4.2 Connection of the brake unit (FR-BU2) Connect the brake unit (FR-BU2(-H)) as shown below to improve the braking capability at deceleration. If the transistors in the brake unit should become faulty, the resistor can be unusually hot. To prevent unusual overheat and fire, install a magnetic contactor on the inverter’s input side to configure a circuit so that a current is shut off in case of fault.

• Page 42: Connection Of The High Power Factor Converter (Fr-Hc)

  Connection of stand-alone option unit Connection example with the FR-BR(-H) type resistor ∗2 FR-BR MCCB Motor ∗4 R/L1 Three-phase AC S/L2 power supply T/L3 ∗3 FR-BU2 Inverter ∗1 ∗1 ∗5 ∗3 5m or less ∗1 Connect the inverter terminals (+ and -) and brake unit (FR-BU2) terminals so that their terminal names match with each other.

• Page 43: Connection Of The Power Regeneration Common Converter (Fr-Cv)

  Connection of stand-alone option unit 2.4.4 Connection of the power regeneration common converter (FR-CV) When connecting the power regeneration common converter (FR-CV), connect the inverter terminals (+ and -) and power regeneration common converter (FR-CV) terminals as shown below so that their symbols match with each other. R/L1 S/L2 T/L3…

• Page 44: Precautions For Use Of The Inverter

  PRECAUTIONS FOR USE OF THE INVERTER This chapter explains the «PRECAUTIONS FOR USE OF THE INVERTER» for use of this product. Always read the instructions before using the equipment EMC and leakage currents …………34 Installation of power factor improving reactor ……39 Power-off and magnetic contactor (MC) ……..

• Page 45: Emc And Leakage Currents

  EMC and leakage currents EMC and leakage currents 3.1.1 Leakage currents and countermeasures Capacitances exist between the inverter I/O cables, other cables and earth and in the motor, through which a leakage current flows. Since its value depends on the static capacitances, carrier frequency, etc., low acoustic noise operation at the increased carrier frequency of the inverter will increase the leakage current.

• Page 46
  EMC and leakage currents Selection of rated sensitivity current of earth (ground) leakage current breaker When using the earth leakage current breaker with the inverter circuit, select its rated sensitivity current as follows, independently of the PWM carrier frequency. Breaker designed for harmonic and Ig1, Ig2: Leakage currents in wire path during commercial surge suppression…

• Page 47: Emc Measures

  EMC and leakage currents 3.1.2 EMC measures Some electromagnetic noises enter the inverter to malfunction it and others are radiated by the inverter to malfunction peripheral devices. Though the inverter is designed to have high immunity performance, it handles low-level signals, so it requires the following basic techniques.

• Page 48
  EMC and leakage currents Propagation Path Measures When devices that handle low-level signals and are liable to malfunction due to electromagnetic noises, e.g. instruments, receivers and sensors, are contained in the enclosure that contains the inverter or when their signal cables are run near the inverter, the devices may be malfunctioned by air-propagated electromagnetic noises.

• Page 49: Power Supply Harmonics

  EMC and leakage currents 3.1.3 Power supply harmonics The inverter may generate power supply harmonics from its converter circuit to affect the power generator, power capacitor etc. Power supply harmonics are different from noise and leakage currents in source, frequency band and transmission path. Take the following countermeasure suppression techniques.

• Page 50: Installation Of Power Factor Improving Reactor

  Installation of power factor improving reactor Installation of power factor improving reactor When the inverter is connected near a large-capacity power transformer (500kVA or more) or when a power capacitor is to be switched over, an excessive peak current may flow in the power input circuit, damaging the converter circuit. To prevent this, always install an optional reactor (FR-HAL, FR-HEL).

• Page 51: Power-Off And Magnetic Contactor (Mc)

  Power-off and magnetic contactor (MC) Power-off and magnetic contactor (MC) (1) Inverter input side magnetic contactor (MC) On the inverter input side, it is recommended to provide an MC for the following purposes. (Refer to page 4 for selection.) 1) To release the inverter from the power supply when the fault occurs or when the drive is not functioning (e.g. emergency stop operation).

• Page 52: Inverter-Driven 400V Class Motor

  Inverter-driven 400V class motor Inverter-driven 400V class motor In the PWM type inverter, a surge voltage attributable to wiring constants is generated at the motor terminals. Especially for a 400V class motor, the surge voltage may deteriorate the insulation. When the 400V class motor is driven by the inverter, consider the following measures: Measures It is recommended to take either of the following measures:…

• Page 53: Precautions For Use Of The Inverter

  Precautions for use of the inverter Precautions for use of the inverter The FR-D700 series is a highly reliable product, but incorrect peripheral circuit making or operation/handling method may shorten the product life or damage the product. Before starting operation, always recheck the following items.

• Page 54
  Precautions for use of the inverter (12) Do not apply a voltage higher than the permissible voltage to the inverter I/O signal circuits. Application of a voltage higher than the permissible voltage to the inverter I/O signal circuits or opposite polarity may damage the I/O devices.

• Page 55: Failsafe Of The System Which Uses The Inverter

  Failsafe of the system which uses the inverter Failsafe of the system which uses the inverter When a fault occurs, the inverter trips to output a fault signal. However, a fault output signal may not be output at an inverter fault occurrence when the detection circuit or output circuit fails, etc.

• Page 56
  Failsafe of the system which uses the inverter 4) Checking the motor operating status by the start signal input to the inverter and inverter output current detection signal. The output current detection signal (Y12 signal) is output when the inverter operates and currents flows in the motor. Check if Y12 signal is output when inputting the start signal to the inverter (forward signal is STF signal and reverse signal is STR signal).
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• Page 58: Parameters

  PARAMETERS This chapter explains the «PARAMETERS» for use of this product. Always read the instructions before using the equipment The abbreviations in the explanations below are as follows: ..V/F control, ..General-purpose magnetic-flux vector control GP MFVC GP MFVC GP MFVC (Parameters without any indication are valid for both control)

• Page 59: Operation Panel

  Operation panel Operation panel 4.1.1 Names and functions of the operation panel The operation panel cannot be removed from the inverter. Operating status display Operation mode indication Lit or flicker during inverter operation. ∗ PU: Lit to indicate PU operation mode. EXT: Lit to indicate external operation * On: Indicates…

• Page 60: Basic Operation (Factory Setting)

  Operation panel 4.1.2 Basic operation (factory setting) Operation mode switchover At powering on (external operation mode) PU Jog operation mode (Example) PU operation mode Value change and frequency flicker. (output frequency monitor) Frequency setting has been written and completed!! STOP Output current monitor Output voltage monitor Display the…

• Page 61: Easy Operation Mode Setting (Easy Setting Mode)

  Operation panel 4.1.3 Easy operation mode setting (easy setting mode) Setting of Pr. 79 Operation mode selection according to combination of the start command and speed command can be easily made. Operation Start command: external (STF/STR), frequency command: operate with example Operation Display…

• Page 62: Change The Parameter Setting Value

  Operation panel 4.1.4 Change the parameter setting value Changing Change the Pr. 1 Maximum frequency setting. example Operation Display Screen at powering on The monitor display appears. PU indication is lit. Press to choose the PU operation mode. PRM indication is lit. Press to choose the parameter setting mode.

• Page 63: Parameter List

  Parameter list Parameter list Parameter list 4.2.1 Parameter list For simple variable-speed operation of the inverter, the initial setting of the parameters may be used as they are. Set the necessary parameters to meet the load and operational specifications. Parameter setting, change and check can be made from the operation panel.

• Page 64
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC 105, —…
• Page 65
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC ×…
• Page 66
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC Output current detection signal 0 to 10s, 9999 0.1s…
• Page 67
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC ×…
• Page 68
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC ×…
• Page 69
  Parameter list Parameter list Control Mode-based Minimum Refer Instruction Code Parameter Func- Initial Customer Correspondence Table Parameter Name Setting Range Setting Parameter Remarks tion Value Setting Increments Page Read Write Extended Copy Clear All clear GP MFVC GP MFVC GP MFVC Pr.CL Parameter clear 0, 1…

• Page 70: Limit The Output Frequency

  Parameters according to purposes Adjust the output torque (current) of the motor 4.3.1 Manual torque boost (Pr. 0, Pr. 46) ………………..69 4.3.2 General-purpose magnetic flux vector control (Pr. 71, Pr. 80) …………. 70 4.3.3 Slip compensation (Pr. 245 to Pr. 247)………………73 4.3.4 Stall prevention operation (Pr.

• Page 71: Monitor Display And Monitor Output Signal

  4.11 Monitor display and monitor output signal 4.11.1 Speed display and speed setting (Pr. 37)………………. 122 4.11.2 Monitor display selection of operation panel/PU and terminal AM (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891) ……… 123 4.11.3 Reference of the terminal AM (analog voltage output) (Pr.

• Page 72: Special Operation And Frequency Control

  4.19.4 Communication EEPROM write selection (Pr. 342) …………..182 4.19.5 Mitsubishi inverter protocol (computer link communication) …………183 4.19.6 Modbus RTU communication specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549) ………… 195 4.20 Special operation and frequency control 4.20.1 PID control (Pr.

• Page 73: Adjust The Output Torque (Current) Of The Motor

  Adjust the output torque (current) of the motor Adjust the output torque (current) of the motor Purpose Parameter that should be Set Refer to Page Set starting torque manually Manual torque boost Pr. 0, Pr. 46 Automatically control output current General-purpose magnetic Pr.

• Page 74: General-Purpose Magnetic Flux Vector Control (Pr. 71, Pr. 80)

  Adjust the output torque (current) of the motor 4.3.2 General-purpose magnetic flux vector control (Pr. 71, Pr. 80) GP MFVC GP MFVC GP MFVC General-purpose magnetic flux vector control is available. Large starting torque and low speed torque are available with general-purpose magnetic flux vector control. What is general-purpose magnetic flux vector control ? The low speed torque can be improved by providing voltage compensation so that the motor current which meets the load torque to flow.

• Page 75: Test Run

  Adjust the output torque (current) of the motor Selection method of general-purpose magnetic flux vector control Perform secure wiring. (Refer to page 14) Display the extended function parameters. (Pr. 160) (Refer to page 157) Set «0» in Pr. 160 to display the extended function parameters. Set the motor.

• Page 76
  Adjust the output torque (current) of the motor (3) Control method switching by external terminals (X18 signal) Use the V/F switchover signal (X18) to change the control method (V/F control and general-purpose magnetic flux vector control) with external terminal. Turn the X18 signal on to change the currently selected control method (general-purpose magnetic flux vector control) to V/F control.

• Page 77: Slip Compensation (Pr. 245 To Pr. 247)

  Adjust the output torque (current) of the motor 4.3.3 Slip compensation (Pr. 245 to Pr. 247) Inverter output current may be used to assume motor slip to keep the motor speed constant. Parameter Name Initial Value Setting Range Description Number 0.01 to 50% Rated motor slip.

• Page 78: Stall Prevention Operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157)

  Adjust the output torque (current) of the motor 4.3.4 Stall prevention operation (Pr. 22, Pr. 23, Pr. 48, Pr. 66, Pr. 156, Pr. 157) This function monitors the output current and automatically changes the output frequency to prevent the inverter from coming to trip due to overcurrent, overvoltage, etc.

• Page 79
  Adjust the output torque (current) of the motor Setting of stall prevention operation level (Pr. 22) Pr. 22 Set in the percentage of the output current to the rated inverter current at which stall prevention operation will be Output current performed.
• Page 80
  Adjust the output torque (current) of the motor (4) Setting of stall prevention operation in high frequency range (Pr. 22, Pr. 23, Pr. 66) Setting example Pr. 22 = 150% Pr. 22 Pr. 23 = 100% When Pr. 23 = 9999 Pr.
• Page 81
  Adjust the output torque (current) of the motor Limit the stall prevention operation and fast-response current limit operation according to the operating status (Pr. 156) Refer to the following table and select whether fast-response current limit operation will be performed or not and the operation to be performed at OL signal output.

• Page 82: Limit The Output Frequency

  Limit the output frequency Limit the output frequency Purpose Parameter that should be Set Refer to Page Set upper limit and lower limit of Maximum/minimum Pr. 1, Pr. 2, Pr. 18 output frequency frequency Perform operation by avoiding Frequency jump Pr.

• Page 83: Avoid Mechanical Resonance Points (Frequency Jumps) (Pr. 31 To Pr. 36)

  Limit the output frequency 4.4.2 Avoid mechanical resonance points (frequency jumps) (Pr. 31 to Pr. 36) When it is desired to avoid resonance attributable to the natural frequency of a mechanical system, these parameters allow resonant frequencies to be jumped. Parameter Name Initial Value…

• Page 84: Set V/F Pattern

  Set V/F pattern Set V/F pattern Purpose Parameter that should be Set Refer to Page Base frequency, Set motor ratings Pr. 3, Pr. 19, Pr. 47 Base frequency voltage Select a V/F pattern according to Load pattern selection Pr. 14 applications.

• Page 85
  Set V/F pattern Base frequency voltage setting (Pr. 19) Use Pr. 19 Base frequency voltage to set the base voltage (e.g. rated motor voltage). If the setting is less than the power supply voltage, the maximum output voltage of the inverter is as set in Pr. 19. Pr.

• Page 86: Load Pattern Selection (Pr. 14)

  Set V/F pattern 4.5.2 Load pattern selection (Pr. 14) You can select the optimum output characteristic (V/F characteristic) for the application and load characteristics. Parameter Name Initial Value Setting Range Description Number For constant torque load For variable torque load For constant torque elevators Load pattern selection (at reverse rotation boost of 0%)

• Page 87
  Set V/F pattern Constant-torque load application Pr. 14 = 3 Pr. 14 = 2 (setting «2, 3») For vertical lift loads For vertical lift loads Set «2» when a vertical lift load is fixed as power At forward rotation boost…Pr. 0 (Pr. 46) At forward rotation boost…0% At reverse rotation boost…Pr.

• Page 88: Frequency Setting By External Terminals

  Frequency setting by external terminals Frequency setting by external terminals Purpose Parameter that should be Set Refer to Page Make frequency setting by Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Multi-speed operation combination of terminals Pr. 232 to Pr. 239 Perform jog operation Jog operation Pr.

• Page 89
  Frequency setting by external terminals Multi-speed setting for 4 or more speeds (Pr. 24 to Pr. 27, Pr. 232 to Pr. 239) Frequency from 4 speed to 15 speed can be set according to the combination of the RH, RM, RL and REX signals. Set the running frequencies in Pr.

• Page 90: Jog Operation (Pr. 15, Pr. 16)

  Frequency setting by external terminals 4.6.2 Jog operation (Pr. 15, Pr. 16) You can set the frequency and acceleration/deceleration time for jog operation. Jog operation can be performed in either of the external and the PU operation mode. This operation can be used for conveyor positioning, test operation, etc. Parameter Initial Name…

• Page 91
  Frequency setting by external terminals Jog operation from PU Selects Jog operation mode from the operation panel and PU (FR-PU04/FR-PU07). Operation is performed only while the start button is pressed. Inverter R/L1 Three-phase AC S/L2 Motor power supply T/L3 Operation panel Operation Display Confirmation of the RUN indication and…

• Page 92: Remote Setting Function (Pr. 59)

  Frequency setting by external terminals NOTE When Pr. 29 Acceleration/deceleration pattern selection = «1» (S-pattern acceleration/deceleration A), the acceleration/ deceleration time is the period of time required to reach Pr. 3 Base frequency. The Pr. 15 setting should be equal to or higher than the Pr. 13 Starting frequency. The JOG signal can be assigned to the input terminal using any of Pr.

• Page 93
  Frequency setting by external terminals Remote setting function Use Pr. 59 to select whether the remote setting function is used or not and whether the frequency setting storage function in the remote setting mode is used or not. When Pr. 59 is set to any of «1 to 3» (remote setting function valid), the functions of the RH, RM and RL signals are changed to acceleration (RH), deceleration (RM) and clear (RL).
• Page 94
  Frequency setting by external terminals REMARKS During jog operation or PID control operation, the remote setting function is invalid. Setting frequency is «0» Even when remotely-set frequency is cleared by turning on the RL (clear) signal after turn off Remotely-set frequency stored last time (on) of both the RH and RM Within 1 minute signals, the inverter operates at…

• Page 95: Setting Of Acceleration/Deceleration Time And Acceleration/ Deceleration Pattern

  Setting of acceleration/deceleration time and acceleration/ deceleration pattern Setting of acceleration/deceleration time and acceleration/ deceleration pattern Purpose Parameter that should be Set Refer to Page Motor acceleration/deceleration Acceleration/deceleration Pr. 7, Pr. 8, Pr. 20, Pr. 44, Pr. 45 time setting times Starting frequency and Starting frequency…

• Page 96
  Setting of acceleration/deceleration time and acceleration/ deceleration pattern (2) Deceleration time setting (Pr. 8, Pr. 20) Use Pr. 8 Deceleration time to set the deceleration time required to reach 0Hz from Pr. 20 Acceleration/deceleration reference frequency. Set the deceleration time according to the following expression. Deceleration Pr.

• Page 97: Starting Frequency And Start-Time Hold Function (Pr. 13, Pr. 571)

  Setting of acceleration/deceleration time and acceleration/ deceleration pattern 4.7.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571) You can set the starting frequency and hold the set starting frequency for a certain period of time. Set these functions when you need the starting torque or want to smooth motor drive at a start. Parameter Name Initial Value…

• Page 98: Acceleration/Deceleration Pattern (Pr. 29)

  Setting of acceleration/deceleration time and acceleration/ deceleration pattern 4.7.3 Acceleration/deceleration pattern (Pr. 29) You can set the acceleration/deceleration pattern suitable for application. Parameter Name Initial Value Setting Range Description Number Linear acceleration/ deceleration Acceleration/deceleration S-pattern acceleration/deceleration A pattern selection S-pattern acceleration/deceleration B The above parameters can be set when Pr.

• Page 99: Selection And Protection Of A Motor

  Selection and protection of a motor Selection and protection of a motor Purpose Parameter that should be Set Refer to Page Electronic thermal O/L relay Motor protection from overheat Pr. 9, Pr. 51, Pr. 561 PTC thermistor protection Use the constant torque motor Applied motor Pr.

• Page 100
  Selection and protection of a motor (2) Set two different electronic thermal O/L relays (Pr. 51) Use this function when running two motors of different rated currents individually by a single inverter. (When running two motors together, use external thermal relays.) Set the rated current of the second motor to Pr.
• Page 101
  Selection and protection of a motor PTC thermistor protection (Pr. 561) Inverter Motor Terminal 2 and terminal 10 are available for inputting of motor built-in PTC thermistor output. When the PTC thermistor input reaches to the resistance value set in Pr. 561 PTC thermistor protection level, inverter outputs PTC thermistor operation error signal (E.PTC) and trips.

• Page 102: Applied Motor (Pr. 71, Pr. 450)

  Selection and protection of a motor 4.8.2 Applied motor (Pr. 71, Pr. 450) Setting of the used motor selects the thermal characteristic appropriate for the motor. Setting is required to use a constant-torque motor. Thermal characteristic of the electronic thermal relay function suitable for the motor is set.

• Page 103
  Selection and protection of a motor Use two motors (Pr. 450) Set Pr. 450 Second applied motor to use two different motors with one inverter. When «9999» (initial value) is set, no function is selected. When a value other than 9999 is set in Pr. 450, the second motor is valid when the RT signal turns on. For the RT signal, set «3»…

• Page 104: To Exhibit The Best Performance Of The Motor Performance (Offline Auto Tuning) (Pr. 71, Pr. 80, Pr. 82 To Pr. 84, Pr. 90, Pr. 96)

  Selection and protection of a motor 4.8.3 To exhibit the best performance of the motor performance (offline auto tuning) (Pr. 71, Pr. 80, Pr. 82 to Pr. 84, Pr. 90, Pr. 96) The motor performance can be maximized with offline auto tuning. What is offline auto tuning? When performing general-purpose magnetic flux vector control, the motor can be run with the optimum operating characteristics by automatically measuring the motor constants (offline auto tuning) even when each motor constants…

• Page 105
  Selection and protection of a motor Before performing offline auto tuning POINT This function is made valid only when a value other than «9999» is set in Pr. 80 and general-purpose magnetic flux vector control is selected. You can copy the offline auto tuning data (motor constants) to another inverter with the PU (FR-PU07). Even when motors (other manufacturer’s motor, SF-JRC, etc.) other than Mitsubishi standard motor, high efficiency motor (SF-JR, SF-HR 0.2kW or more), and Mitsubishi constant-torque motor (SF-JRCA SF-HRCA four-pole 0.4kW to 7.5kW) are used or the wiring length is long, using the offline auto tuning function runs the…
• Page 106
  Selection and protection of a motor (3) Execution of tuning POINT Before performing tuning, check the monitor display of the operation panel or parameter unit (FR-PU04/FR-PU07) if the inverter is in the status for tuning. (Refer to 2) below) When the start command is turned on under V/F control, the motor starts.
• Page 107
  Selection and protection of a motor 3) When offline auto tuning ends, press of the operation panel during PU operation. For external operation, turn off the start signal (STF signal or STR signal) once. This operation resets the offline auto tuning and the PU’s monitor display returns to the normal indication. (Without this operation, next operation cannot be started.) 4) If offline auto tuning ended in error (see the table below), motor constants are not set.

• Page 108: Motor Brake And Stop Operation

  Motor brake and stop operation Motor brake and stop operation Purpose Parameter that should be Set Refer to Page Motor braking torque adjustment DC Injection brake Pr. 10 to Pr. 12 Improve the motor braking torque with Selection of a Pr.

• Page 109: Selection Of A Regenerative Brake (Pr. 30, Pr. 70)

  Motor brake and stop operation REMARKS For the FR-D740-120 and 160, when the Pr. 12 setting is the following, changing the Pr. 71 Applied motor setting automatically changes the Pr. 12 setting. Therefore, it is not necessary to change the Pr. 12 setting. (a) When 4% (initial value) is set in Pr.

• Page 110
  Motor brake and stop operation (3) When a high power factor converter (FR-HC) is used and automatic restart after instantaneous power failure function is made valid. When automatic restart after instantaneous power failure function of both the FR-HC and inverter is made valid (when a value other than «9999»…

• Page 111: Stop Selection (Pr. 250)

  Motor brake and stop operation 4.9.3 Stop selection (Pr. 250) Used to select the stopping method (deceleration to a stop or coasting) when the start signal turns off. Used to stop the motor with a mechanical brake, etc. together with switching off of the start signal. You can also select the operations of the start signals (STF/STR).

• Page 112: Function Assignment Of External Terminal And Control

  Function assignment of external terminal and control 4.10 Function assignment of external terminal and control Purpose Parameter that should be Set Refer to Page Input terminal function Assign function to input terminal Pr. 178 to Pr. 182 selection Set MRS signal (output shutoff) to MRS input selection Pr.

• Page 113
  Function assignment of external terminal and control Input terminal function assignment Using Pr. 178 to Pr. 182, set the functions of the input terminals. Refer to the following table and set the parameters: Refer to Setting Signal Function Related Parameters Page Pr.

• Page 114: Inverter Output Shutoff Signal (Mrs Signal, Pr. 17)

  Function assignment of external terminal and control 4.10.2 Inverter output shutoff signal (MRS signal, Pr. 17) The inverter output can be shut off by the MRS signal. Also, logic for the MRS signal can be selected. Parameter Name Initial Value Setting Range Description Number…

• Page 115: Condition Selection Of Function Validity By Second Function Selection Signal (Rt)

  Function assignment of external terminal and control 4.10.3 Condition selection of function validity by second function selection signal (RT) You can select the second function using the RT signal. When the RT signal turns on, the second function becomes valid. For the RT signal, set «3»…

• Page 116: Start Signal Operation Selection (Stf, Str, Stop Signal, Pr. 250)

  Function assignment of external terminal and control 4.10.4 Start signal operation selection (STF, STR, STOP signal, Pr. 250) You can select the operation of the start signal (STF/STR). Used to select the stopping method (deceleration to a stop or coasting) when the start signal turns off. Used to stop the motor with a mechanical brake, etc.

• Page 117
  Function assignment of external terminal and control Three-wire type (STF, STR, STOP signal) The three-wire connection is shown below. Turning the STOP signal on makes start self-holding function valid. In this case, the forward/reverse rotation signal functions only as a start signal. If the start signal (STF or STR) is turned on and then off, the start signal is held and makes a start.

• Page 118: Output Terminal Function Selection (Pr. 190, Pr. 192)

  Function assignment of external terminal and control 4.10.5 Output terminal function selection (Pr. 190, Pr. 192) You can change the functions of the open collector output terminal and relay output terminal. Parameter Initial Name Initial Signal Setting Range Number Value 0, 1, 3, 4, 7, 8, 11 to 16, 25, RUN terminal Open collector…

• Page 119
  Function assignment of external terminal and control Setting Refer Related Signal Function Operation Positive Negative Parameter Page logic logic Output when any of the control circuit capacitor, main Pr. 255 to Life alarm circuit capacitor and inrush current limit circuit or the Pr.
• Page 120
  Function assignment of external terminal and control (2) Inverter operation ready signal (RY signal) and inverter running signal (RUN signal) Power supply DC injection brake operation point DC injection brake operation Pr. 13 Starting frequency Time Reset processing When the inverter is ready to operate, the output of the operation ready signal (RY) is on. (It is also on during inverter running.) When the output frequency of the inverter rises to or above Pr.
• Page 121
  Function assignment of external terminal and control Fault output signal (ALM signal) Inverter fault occurrence If the inverter comes to trip, the ALM signal is output. (Trip) Output frequency Time ON OFF Reset processing (about 1s) Reset ON REMARKS The ALM signal is assigned to the ABC contact in the default setting. By setting «99 (positive logic) or 199 (negative logic) in Pr.190 or Pr.192 (output terminal function selection), the ALM signal can be assigned to the other signal.

• Page 122: Detection Of Output Frequency (Su, Fu Signal, Pr. 41 To Pr. 43)

  Function assignment of external terminal and control 4.10.6 Detection of output frequency (SU, FU signal, Pr. 41 to Pr. 43) The inverter output frequency is detected and output at the output signals. Parameter Name Initial Value Setting Range Description Number Up-to-frequency 0 to 100% Level where the SU signal turns on.

• Page 123: Output Current Detection Function (Y12 Signal, Y13 Signal, Pr. 150 To Pr. 153, Pr. 166, Pr. 167)

  Function assignment of external terminal and control 4.10.7 Output current detection function (Y12 signal, Y13 signal, Pr. 150 to Pr. 153, Pr. 166, Pr. 167) The output current during inverter running can be detected and output to the output terminal. Parameter Setting Name…

• Page 124
  Function assignment of external terminal and control Zero current detection (Y13 signal, Pr. 152, Pr. 153) If the output current remains lower than the Pr. 152 setting during inverter operation for longer than the time set in Pr. 153, the zero current detection (Y13) signal is output from the inverter’s open collector or relay output terminal.

• Page 125: Remote Output Selection (Rem Signal, Pr. 495, Pr. 496)

  Function assignment of external terminal and control 4.10.8 Remote output selection (REM signal, Pr. 495, Pr. 496) You can utilize the on/off of the inverter’s output signals instead of the remote output terminal of the programmable logic controller. Parameter Initial Setting Name Description…

• Page 126: Monitor Display And Monitor Output Signal

  Monitor display and monitor output signal 4.11 Monitor display and monitor output signal Refer to Purpose Parameter that should be Set Page Display motor speed Speed display and speed setting Pr. 37 Set speed Monitor display/PU main display Pr. 52, Pr. 158, Pr. 170, Pr. 171, Change PU monitor display data data selection Pr.

• Page 127: Monitor Display Selection Of Operation Panel/Pu And Terminal Am (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891)

  Monitor display and monitor output signal 4.11.2 Monitor display selection of operation panel/PU and terminal AM (Pr. 52, Pr.158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891) The monitor to be displayed on the main screen of the operation panel and parameter unit (FR-PU04/FR-PU07) can be selected.

• Page 128
  Monitor display and monitor output signal Pr. 52 Setting Operation Pr.158 (AM) Terminal AM Types of Monitor Unit Description panel main Setting Full Scale Value monitor Regenerative brake ∗1 0.1% Pr. 70 Brake duty set in Pr. 30, Pr. 70 duty Displays the thermal cumulative value on Electronic thermal…
• Page 129
  Monitor display and monitor output signal ∗1 Frequency setting to output terminal status on the PU main monitor are selected by «other monitor selection» of the parameter unit (FR-PU04/FR-PU07). ∗2 The cumulative energization time and actual operation time are accumulated from 0 to 65535 hours, then cleared, and accumulated again from 0. When the operation panel is used, the time is displayed up to 65.53 (65530h) on the assumption that 1h = 0.001, and thereafter, it is added up from 0.
• Page 130
  Monitor display and monitor output signal (3) Operation panel I/O terminal monitor (Pr. 52) When Pr. 52 = «55», the I/O terminal status can be monitored on the operation panel. The I/O terminal monitor is displayed on the third monitor. The LED is on when the terminal is on, and the LED is on when the terminal is off.
• Page 131
  Monitor display and monitor output signal Cumulative energization time and actual operation time monitor (Pr. 171, Pr. 563, Pr. 564) Cumulative energization time monitor (Pr. 52 = «20») accumulates energization time from shipment of the inverter every one hour. On the actual operation time monitor (Pr. 52 = «23»), the inverter running time is added up every hour. (Time is not added up during a stop.) If the monitored value exceeds 65535, it is added up from 0.

• Page 132: Reference Of The Terminal Am (Analog Voltage Output) (Pr. 55, Pr. 56)

  Monitor display and monitor output signal 4.11.3 Reference of the terminal AM (analog voltage output) (Pr. 55, Pr. 56) Analog voltage output from the terminal AM is available. Set the reference of the signal output from terminal AM. Parameter Name Initial Value Setting Range Description…

• Page 133: Terminal Am Calibration (Calibration Parameter C1 (Pr.901))

  Monitor display and monitor output signal 4.11.4 Terminal AM calibration (calibration parameter C1 (Pr.901)) By using the operation panel or parameter unit, you can calibrate terminal AM to full scale deflection. Parameter Name Initial Value Setting Range Description Number Calibrates the scale of the meter C1(901) AM terminal calibration —…

• Page 134
  Monitor display and monitor output signal (2) How to calibrate the terminal AM when using the operation panel Operation Display (When Pr. 158 = 1) Confirmation of the RUN indication and operation mode indication PRM indication is lit. Press to choose the parameter setting mode.

• Page 135: Operation Selection At Power Failure And Instantaneous Power Failure

  Operation selection at power failure and instantaneous power failure 4.12 Operation selection at power failure and instantaneous power failure Purpose Parameter that should be Set Refer to Page At instantaneous power failure Automatic restart operation Pr. 30, Pr. 57, Pr. 58, Pr. 96, occurrence, restart inverter without after instantaneous power Pr.

• Page 136
  Operation selection at power failure and instantaneous power failure When Pr. 162 = 1, 11 (without frequency search) Automatic restart operation selection (Pr. 30, Pr. 162, Pr. 299) Instantaneous (power failure) time Without frequency search Power supply When Pr. 162 = «1» or «11», automatic restart operation is (R/L1, S/L2, T/L3) performed in a reduced voltage system, where the voltage is gradually risen with the output frequency…
• Page 137
  Operation selection at power failure and instantaneous power failure NOTE When automatic restart operation after instantaneous power failure is activated while the motor is running at a low speed (less than 10Hz), the motor restarts in the direction prior to instantaneous power failure without detecting the rotation direction (Pr. 299 Rotation direction detection selection at restarting = «1»).
• Page 138
  Operation selection at power failure and instantaneous power failure (5) Frequency search gain (Pr. 298), offline auto tuning (Pr. 96) When automatic restart after instantaneous power failure operation (with frequency search) is valid at V/F control, perform offline auto tuning. Perform offline auto tuning during V/F control in the following order to set Pr.
• Page 139
  Operation selection at power failure and instantaneous power failure Execution of tuning POINT Before performing tuning, check the monitor display of the operation panel or parameter unit (FR-PU04/FR-PU07) if the inverter is in the status for tuning. (Refer to 2) below) 1) When performing PU operation, press of the operation panel.
• Page 140
  Operation selection at power failure and instantaneous power failure 4) If offline auto tuning ended in error (see the table below), motor constants are not set. Perform an inverter reset and restart tuning. Error Error Cause Remedy Display Forced end Set «21»…

• Page 141: Power-Failure Deceleration Stop Function (Pr. 261)

  Operation selection at power failure and instantaneous power failure 4.12.2 Power-failure deceleration stop function (Pr. 261) When a power failure or undervoltage occurs, the inverter can be decelerated to a stop or can be decelerated and re- accelerated to the set frequency. Parameter Initial Setting…

• Page 142
  Operation selection at power failure and instantaneous power failure (4) Operation continuation at instantaneous power failure function (Pr. 261 = «2») When power is restored during deceleration after a power failure, acceleration is made again up to the set frequency. When this function is used in combination with the automatic restart after instantaneous power failure function(Pr.57 ≠…

• Page 143: Operation Setting At Fault Occurrence

  Operation setting at fault occurrence 4.13 Operation setting at fault occurrence Purpose Parameter that should be Set Refer to Page Recover by retry operation at fault Retry operation Pr. 65, Pr. 67 to Pr. 69 occurrence Do not output input/output phase Input/output phase failure Pr.

• Page 144
  Operation setting at fault occurrence Using Pr. 65, you can select the fault that will cause a retry to be executed. No retry will be made for the fault not indicated. (Refer to page 246 for the fault description.) indicates the faults selected for retry. Fault for Pr.

• Page 145: Input/Output Phase Loss Protection Selection (Pr. 251, Pr. 872)

  Operation setting at fault occurrence 4.13.2 Input/output phase loss protection selection (Pr. 251, Pr. 872) You can choose whether to make Input/output phase loss protection valid or invalid. You can disable the output phase loss protection function that trips the inverter if one phase of the inverter output side (load side) three phases (U, V, W) is lost.

• Page 146: Energy Saving Operation

  Energy saving operation 4.14 Energy saving operation Purpose Parameter that should be Set Refer to Page Energy saving operation Optimum excitation control Pr. 60 4.14.1 Optimum excitation control (Pr. 60) Without a fine parameter setting, the inverter automatically performs energy saving operation. This inverter is optimum for fan and pump applications Parameter Name…

• Page 147: Motor Noise, Emi Measures, Mechanical Resonance

  Motor noise, EMI measures, mechanical resonance 4.15 Motor noise, EMI measures, mechanical resonance Purpose of Use Parameter that should be Set Refer to Page Reduction of the motor noise Carrier frequency and Measures against EMI and leakage Pr. 72, Pr. 240, Pr. 260 Soft-PWM selection currents Reduce mechanical resonance…

• Page 148: Speed Smoothing Control (Pr. 653)

  Motor noise, EMI measures, mechanical resonance 4.15.2 Speed smoothing control (Pr. 653) Vibration due to mechanical resonance influences the inverter control, causing the output current (torque) unstable. In this case, the output current (torque) fluctuation can be reduced to ease vibration by changing the output frequency. Parameter Name Initial Value…

• Page 149: Frequency Setting By Analog Input (Terminal 2, 4)

  Frequency setting by analog input (terminal 2, 4) 4.16 Frequency setting by analog input (terminal 2, 4) Purpose Parameter that should be Set Refer to Page Selection of voltage/current input (terminal 2, 4) Analog input selection Pr. 73, Pr. 267 Perform forward/reverse rotation by analog input.

• Page 150
  Frequency setting by analog input (terminal 2, 4) NOTE Set Pr. 267 and a voltage/current input switch correctly, then input an analog signal in accordance with the setting. Incorrect setting as in the table below could cause component damage. Incorrect settings other than below can cause abnormal operation.

• Page 151: Response Level Of Analog Input And Noise Elimination (Pr. 74)

  Frequency setting by analog input (terminal 2, 4) Perform operation by analog input selection. Inverter When the pressure or temperature is controlled constant by a fan, Forward rotation pump, etc., automatic operation can be performed by inputting the output signal 4 to 20mADC of the adjuster to across the terminals 4-5. The AU signal must be turned on to use the terminal 4.

• Page 152: Bias And Gain Of Frequency Setting Voltage (Current) (Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) To C7 (Pr. 905))

  Frequency setting by analog input (terminal 2, 4) 4.16.3 Bias and gain of frequency setting voltage (current) (Pr. 125, Pr. 126, Pr. 241, C2 (Pr. 902) to C7 (Pr. 905)) You can set the magnitude (slope) of the output frequency as desired in relation to the frequency setting signal (0 to 5V, 0 to 10V or 4 to 20mADC).

• Page 153
  Frequency setting by analog input (terminal 2, 4) Change frequency maximum analog input (Pr. 125, Pr. 126) Initial value 50Hz Set Pr. 125 (Pr. 126) when changing frequency setting (gain) of the maximum analog input voltage (current) only. (C2 (Pr. 902) to C7 (Pr.905) setting need not be changed) Gain Pr.
• Page 154
  Frequency setting by analog input (terminal 2, 4) (4) Frequency setting signal (current) bias/gain adjustment method (a) Method to adjust any point by application of a voltage (current) to across terminals 2-5 (4-5). Operation Display Confirmation of the RUN indication and operation mode indication The inverter should be at a stop.
• Page 155
  Frequency setting by analog input (terminal 2, 4) (b) Method to adjust any point without application of a voltage (current) to across terminals 2-5 (4-5) (To change from 4V (80%) to 5V (100%)) Operation Display Confirmation of the RUN indication and operation mode indication The inverter should be at a stop.
• Page 156
  Frequency setting by analog input (terminal 2, 4) (c) Adjusting only the frequency without adjusting the gain voltage (current). (When changing the gain frequency from 50Hz to 40Hz) Operation Display Turn until (Pr. 125) or Terminal 2 input Terminal 4 input is (Pr.

• Page 157: Misoperation Prevention And Parameter Setting Restriction

  Misoperation prevention and parameter setting restriction 4.17 Misoperation prevention and parameter setting restriction Purpose Parameter that should be Set Refer to Page Limits reset function Reset selection/disconnected PU Trips stop when PU is disconnected Pr. 75 detection/PU stop selection Stops from PU Prevention of parameter rewrite Parameter write disable selection Pr.

• Page 158
  Misoperation prevention and parameter setting restriction (3) PU stop selection In any of the PU operation, external operation and network operation modes, the motor can be stopped by pressing STOP key of the operation panel or parameter unit (FR-PU04/FR-PU07, operation panel for FR-E500 (PA02)). When the inverter is stopped by the PU stop function, «…
• Page 159
  Misoperation prevention and parameter setting restriction Restart (PS reset) method when PU stop (PS display) is made during PU operation PU stop (PS display) is made when the motor is stopped from the unit where control command source is not selected (operation panel, parameter unit (FR-PU04/FR-PU07, operation panel for FR-E500 (PA02)) in the PU operation mode.

• Page 160: Parameter Write Disable Selection (Pr. 77)

  Misoperation prevention and parameter setting restriction 4.17.2 Parameter write disable selection (Pr. 77) You can select whether write to various parameters can be performed or not. Use this function to prevent parameter values from being rewritten by misoperation. Parameter Name Initial Value Setting Range Description…

• Page 161: Reverse Rotation Prevention Selection (Pr. 78)

  Misoperation prevention and parameter setting restriction 4.17.3 Reverse rotation prevention selection (Pr. 78) This function can prevent reverse rotation fault resulting from the incorrect input of the start signal. Parameter Initial Name Setting Range Description Number Value Both forward and reverse rotations allowed Reverse rotation prevention Reverse rotation disabled selection…

• Page 162: Password Function (Pr. 296, Pr. 297)

  Misoperation prevention and parameter setting restriction 4.17.5 Password function (Pr. 296, Pr. 297) Registering 4-digit password can restrict parameter reading/writing. Parameter Name Initial Value Setting Range Description Number Select restriction level of parameter reading/ 1 to 6, 101 to 106 writing when a password is registered.

• Page 163
  Misoperation prevention and parameter setting restriction Password lock/unlock (Pr.296, Pr.297 ) <Lock> 1) Set parameter reading/writing restriction level.(Pr. 296 ≠ 9999) Setting «1» to «6»: Not display password unlock error count when reading Pr. 297 . Setting «101» to «106»: Displays password unlock error count when reading Pr.

• Page 164: Selection Of Operation Mode And Operation Location

  Selection of operation mode and operation location 4.18 Selection of operation mode and operation location Purpose Parameter that should be Set Refer to Page Operation mode selection Operation mode selection Pr. 79 Started in network operation mode Operation mode at power-on Pr.

• Page 165
  Selection of operation mode and operation location Operation mode basics The operation mode specifies the souce of the start command and the frequency command for the inverter. Select the «external operation mode» when the start command and the frequency command are applied from a potentiometer, switches, etc.
• Page 166
  Selection of operation mode and operation location (2) Operation mode switching method External operation When «0 or 1» is set in Pr. 340 Switching from the PU Switching from the network Press Switch to the external the PU to light operation mode from Press the network.
• Page 167
  Selection of operation mode and operation location Operation mode selection flow In the following flowchart, select the basic parameter setting and terminal connection related to the operation mode. START Connection Parameter setting Operation Where is the start command source? From outside (STF/STR terminal) Where is the frequency command source?
• Page 168
  Selection of operation mode and operation location (4) External operation mode (setting «0» (initial value), «2») Select the extenal operation mode when the start command and the frequency command are applied from a frequency setting potentiometer, start switch, etc. which are provided externally and connecting them to the control circuit terminals of the inverter.
• Page 169
  Selection of operation mode and operation location PU/external combined operation mode 1 (setting «3») Select the PU/external combined operation mode 1 when applying frequency command from operation panel or parameter unit (FR-PU04/FR- PU07) and inputting the start command with the external start switch.
• Page 170
  Selection of operation mode and operation location (8) Switch-over mode (setting «6») While continuing operation, you can switch between the PU operation, external operation and network operation (NET operation). Operation Mode Switching Operation/Operating Status Switching Select the PU operation mode with the operation panel or parameter unit. External operation Rotation direction is the same as that of external operation.
• Page 171
  Selection of operation mode and operation location NOTE If the X12 (MRS) signal is on, the operation mode cannot be switched to the PU operation mode when the start signal (STF, STR) is on. When the MRS signal is used as the PU interlock signal, the MRS signal serves as the normal MRS function (output stop) by turning on the MRS signal and then changing the Pr.
• Page 172
  Selection of operation mode and operation location (11) Switching of operation mode by external signals (X65, X66 signals) When Pr. 79 = any of «0, 2, 6», the operation mode switching signals (X65, X66) can be used to change the PU or external operation mode to the network operation mode during a stop (during a motor stop or start command off).
• Page 173
  Selection of operation mode and operation location Parameters referred to Pr. 15 Jog frequency Refer to page 86 Pr. 4 to 6, Pr. 24 to 27, Pr. 232 to Pr. 239 Multi-speed operation Refer to page 84 Pr. 75 Reset selection/disconnected PU detection/PU stop selection Refer to page 153 Pr.

• Page 174: Operation Mode At Power-On (Pr. 79, Pr. 340)

  Selection of operation mode and operation location 4.18.2 Operation mode at power-on (Pr. 79, Pr. 340) When power is switched on or when power comes back on after instantaneous power failure, the inverter can be started up in the network operation mode. After the inverter has started up in the network operation mode, parameter write and operation can be performed from a program.

• Page 175: Start Command Source And Frequency Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 551)

  Selection of operation mode and operation location 4.18.3 Start command source and frequency command source during communication operation (Pr. 338, Pr. 339, Pr. 551) When the RS-485 communication with the PU connector is used, the external start command and frequency command can be made valid.

• Page 176
  Selection of operation mode and operation location (2) Controllability through communication Controllability through communcation in each operation mode is shown below. Monitoring and parameter read can be performed from any operation regardless of operation mode. Operation External/PU External/PU Mode Operation Condition External Combined…
• Page 177
  Selection of operation mode and operation location Selection of control source in network operation mode (Pr. 338, Pr. 339) As control sources, there are the operation command source that controls the signals related to the inverter start command and function selection and the speed command source that controls the signals related to frequency setting. In network operation mode, the commands from the external terminals and communication are as listed below.
• Page 178
  Selection of operation mode and operation location (5) Switching of command source by external terminal (X67) In the network operation mode, the command source switching signal (X67) can be used to switch the start command source and speed command source. Set «67»…

• Page 179: Communication Operation And Setting

  Communication operation and setting 4.19 Communication operation and setting Purpose Parameter that should be Set Refer to Page Initial setting of computer link Pr. 117 to Pr. 124 Communication operation from PU communication (PU connector) connector Modbus-RTU communication Pr. 117, Pr. 118, Pr. 120, Pr. specifications 122, Pr.

• Page 180
  Communication operation and setting (2) PU connector communication system configuration Connection of a computer to the inverter (1:1 connection) Station 0 Station 0 Computer Computer Inverter Inverter Inverter RS-232C connector FR-PU07 RS-485 RS-232C connector Maximum connector connector interface/terminals cable RS-232C RS-485 RJ-45 connector converter…
• Page 181
  Do not use pins No. 2, 8 of the 10BASE-T cable. (Refer to page 175) When making RS-485 communication between the FR-D700 series, FR-E500 series and FR-S500 series, incorrect connection of pins No.2 and 8 (parameter unit power supply) of the above PU connector may result in the inverter malfunction or failure.

• Page 182: Initial Settings And Specifications Of Rs-485 Communication (Pr. 117 To Pr. 120, Pr. 123, Pr. 124, Pr. 549)

  Communication operation and setting 4.19.2 Initial settings and specifications of RS-485 communication (Pr. 117 to Pr. 120, Pr. 123, Pr. 124, Pr. 549) Used to perform required settings for RS-485 communication between the inverter and personal computer. Use PU connector of the inverter for communication. You can perform parameter setting, monitoring, etc.

• Page 183: Operation Selection At Communication Error Occurrence (Pr. 121, Pr. 122, Pr. 502)

  Communication operation and setting 4.19.3 Operation selection at communication error occurrence (Pr. 121, Pr. 122, Pr. 502) You can select the inverter operation when a communication line error occurs during RS-485 communication from the PU connector. Parameter Initial Setting Name Description Number Value…

• Page 184
  Communication operation and setting (2) Signal loss detection (Pr.122) If a signal loss (communication stop) is detected between the inverter and master as a result of a signal loss detection, a communication fault (E.PUE) occurs and the inverter trips. (as set in Pr. 502). When the setting is «9999», communication check (signal loss detection) is not made.
• Page 185
  Communication operation and setting Stop operation selection at occurrence of communication fault (Pr. 502) Stop operation when retry count excess (Mitsubishi inverter protocol only) or signal loss detection error occurs can be selected. Operation at fault occurrence Pr. 502 Setting Operation Indication Fault Output…

• Page 186: Communication Eeprom Write Selection (Pr. 342)

  Communication operation and setting 4.19.4 Communication EEPROM write selection (Pr. 342) When parameter write is performed from RS-485 comuunication with the inverter PU connector, parameters storage device can be changed from EEPROM + RAM to RAM only. Set when a frequent parameter change is necessary. Parameter Name Initial Value…

• Page 187: Mitsubishi Inverter Protocol (Computer Link Communication)

  Communication operation and setting 4.19.5 Mitsubishi inverter protocol (computer link communication) You can perform parameter setting, monitor, etc. from the PU connector of the inverter using the Mitsubishi inverter protocol (computer link communication). Communication The communication specifications are given below. Related Item Description…

• Page 188
  Communication operation and setting (3) Communication operation presence/absence and data format types Data communication between the computer and inverter is made in ASCII code (hexadecimal code). Communication operation presence/absence and data format types are as follows: Operation Multi Parameter Inverter Parameter Operation Monitor…
• Page 189
  Communication operation and setting Data reading format Communication request data from the computer to the inverter 1) Number of Characters Format Inverter ∗3 ∗4 Instruction code ∗1 ∗2 station number check Reply data from the inverter to the computer 3) (No data error detected) Number of Characters Format Inverter…
• Page 190
  Communication operation and setting (4) Data definitions 1) Control code Signal ASCII Code Description Start of Text (Start of data) End of Text (End of data) Enquiry (Communication request) Acknowledge (No data error detected) Line Feed Carriage Return Negative Acknowledge (Data error detected) 2) Inverter station number Specify the station number of the inverter which communicates with the computer.
• Page 191
  Communication operation and setting 7) Error code If any error is found in the data received by the inverter, its definition is sent back to the computer together with the NAK code. Error Error Item Error Description Inverter Operation Code The number of errors consecutively detected in communication request Computer NAK error data from the computer is greater than allowed number of retries.
• Page 192
  Communication operation and setting (6) Instructions for the program 1) When data from the computer has any error, the inverter does not accept that data. Hence, in the user program, always insert a retry program for data error. 2) All data communication, e.g. run command or monitoring, are started when the computer gives a communication request. The inverter does not return any data without the computer’s request.
• Page 193
  Communication operation and setting General flowchart Port open Communication setting Time out setting Send data processing Data setting Sum code calculation Data transmission Receive data waiting Receive data processing Data retrieval Screen display CAUTION Always set the communication check time interval before starting operation to prevent hazardous conditions. Data communication is not started automatically but is made only once when the computer provides a communication request.
• Page 194
  Communication operation and setting (7) Setting items and set data After completion of parameter settings, set the instruction codes and data then start communication from the computer to allow various types of operation control and monitoring. Number of Read/ Instruction Item Data Definition Data Digits…
• Page 195
  Communication operation and setting Number of Read/ Instruction Item Data Definition Data Digits Write Code (Format) H9696: Inverter reset 4 digits As the inverter is reset at start of communication by the computer, (A, C/D) the inverter cannot send reply data back to the computer. Inverter reset Write H9666: Inverter reset…
• Page 196
  Communication operation and setting REMARKS Set 65520 (HFFF0) as a parameter value «8888» and 65535 (HFFFF) as «9999». For the instruction codes HFF, HEC and HF3, their values are held once written but cleared to zero when an inverter reset or all clear is performed.

• Page 197: Run Command

  Communication operation and setting [Fault data] Refer to page 245 for details of fault description Fault definition display example (instruction code H74) Data Definition Data Definition Data Definition For read data H3010 No fault E.THM E.PE (Previous fault ..THT) E.FIN E.PUE present…

• Page 198
  Communication operation and setting [Multi command (HF0)] Sending data format from computer to inverter Number of Characters Format Inverter Send Receive Instruction Data2 Waiting ∗ station data data Code Data1 CR/LF ∗ time check ∗ ∗ (HF0) number type type Reply data format from inverter to computer (No data error detected) Number of Characters Format…

• Page 199: Modbus Rtu Communication Specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549)

  Communication operation and setting 4.19.6 Modbus RTU communication specifications (Pr. 117, Pr. 118, Pr. 120, Pr. 122, Pr. 343, Pr. 502, Pr. 549) Using the Modbus RTU communication protocol, communication operation or parameter setting can be performed from the PU connector of the inverter. Parameter Setting Name…

• Page 200
  Communication operation and setting (1) Communication The communication specifications are given below. Related Item Description Parameter Communication protocol Modbus-RTU protocol Pr. 549 Conforming standard EIA-485(RS-485) — Number of connectable 1:N (maximum 32 units), setting is 0 to 247 stations Pr. 117 devices Communication speed Selected from among 4800/9600/19200 and 38400bps…
• Page 201
  Communication operation and setting Message format Inverter response time Query communication (Refer to the following table for the data check time) Query message PLC (master) Response message Inverter (slave) Data absence time (3.5 bytes or more) Broadcast communication Query message PLC (master) No Response Inverter (slave)
• Page 202
  Communication operation and setting (4) Message frame (protocol) Communication method Basically, the master sends a query message (question) and the slave returns a response message (response). When communication is normal, Device Address and Function Code are copied as they are, and when communication is abnormal (function code or data code is illegal), bit 7 (= 80h) of Function Code is turned on and the error code is set to Data Bytes.
• Page 203
  Communication operation and setting Message format types The message formats corresponding to the function codes in Table 1 on page 198 will be explained. Read holding register data (H03 or 03) Can read the description of 1) system environment variables, 2) real-time monitor, 3) faults history, and 4) inverter parameters assigned to the holding register area (refer to the register list (page 204)) Query message 1) Slave…
• Page 204
  Communication operation and setting Write holding register data (H06 or 06) Can write the description of 1) system environment variabls and 4) inverter parameters assigned to the holding register area (refer to the register list ( page 204)). Query message 1) Slave Address 2) Function 3) Register Address…
• Page 205
  Communication operation and setting Function diagnosis (H08 or 08) A communication check can be made since the query message sent is returned unchanged as a response message (function of sub function code H00). Sub function code H00 (Return Query Data) Query message 1) Slave Address 2) Function…
• Page 206
  Communication operation and setting Description of normal response 1) to 4) (including CRC check) of the normal response are the same as those of the query message. Example: To write 0.5s (H05) to 41007 (Pr. 7) at the slave address 25 (H19) and 1s (H0A) to 41008 (Pr.8). Query message Slave Starting…
• Page 207
  Communication operation and setting Error response An error response is returned if the query message received from the master has an illegal function, address or data. No response is returned for a parity, CRC, overrun, framing or busy error. NOTE No response message is sent in the case of broadcast communication also.
• Page 208
  Communication operation and setting (6) Modbus registers System environment variable Register Definition Read/write Remarks 40002 Inverter reset Write Any value can be written 40003 Parameter clear Write Set H965A as a written value. 40004 All Parameter clear Write Set H99AA as a written value. Parameter clear ∗1 40006 Write…
• Page 209
  Communication operation and setting Parameter Read/ Parameter Register Parameter Name Remarks Write 41000 to Refer to the parameter list (page The parameter number + 41000 is the register 0 to 999 Read/write 41999 52) for the parameter names. number. Terminal 2 frequency setting C2(902) 41902 Read/write…
• Page 210
  Communication operation and setting NOTE The number of communication errors is temporarily stored into the RAM. As it is not stored into the EEPROM performing a power supply reset or inverter reset clears the value to 0. (8) Output terminal LF «alarm output (communication error warnings)» During a communication error, the alarm signal (LF signal) is output by open collector output.

• Page 211: Special Operation And Frequency Control

  Special operation and frequency control 4.20 Special operation and frequency control Purpose Parameter that should be Set Refer to Page Perform process control such as Pr. 127 to Pr. 134, Pr. 575 PID control pump and air volume. to Pr. 577 PID control (dancer control Dancer control Pr.

• Page 212
  Special operation and frequency control Parameter Initial Setting Name Description Number Value Range Output interruption 900 to Set the level (Pr. 577 minus 1000%) at which the PID output interruption 1000% cancel level 1100% function is canceled. The above parameters can be set when Pr. 160 Extended function display selection =»0″. (Refer to page 157) ∗1 Pr.
• Page 213
  Special operation and frequency control 3)PID action The PI action and PD action are combined to utilize the advantages of both Set point actions for control. Deviation (Note) PID action is the sum of P, I and D actions. Measured value action Time action…
• Page 214
  Special operation and frequency control (3) Connection diagram Source logic Pr. 128 = 20 Inverter Pr. 182 = 14 MCCB Pump Motor R/L1 Pr. 190 = 15 Power supply S/L2 Pr. 192 = 16 T/L3 Forward rotation Reverse rotation RH(X14) PID control selection 2-wire type 3-wire type…
• Page 215
  Special operation and frequency control I/O signals and parameter setting Set «20, 21» in Pr. 128 to perform PID operation. Set «14» in any of Pr. 178 to Pr. 182 (input terminal function selection) to assign PID control selection signal (X14) to turn the X14 signal on.
• Page 216
  Special operation and frequency control (5) PID automatic switchover control (Pr. 127) The system can be started up without PID control only at a start. When the frequency is set to Pr. 127 PID control automatic switchover frequency within the range 0 to 400Hz, the inverter starts up without PID control from a start until output frequency is reached to the set frequency of Pr.
• Page 217
  Special operation and frequency control Adjustment procedure Parameter setting Adjust the PID control parameters, Pr. 127 to Pr. 134. Set the I/O terminals for PID control (Pr. 178 to Pr. 182 (input terminal Terminal setting function selection), Pr. 190 , Pr. 192 (output terminal function selection)) When X14 signal is not assigned, setting a value other than «0»…
• Page 218
  Special operation and frequency control <Set point input calibration> 1. Apply the input voltage of 0% set point setting (e.g. 0V) across terminals 2-5. 2. Enter in C2 (Pr. 902) the frequency which should be output by the inverter at the deviation of 0% (e.g. 0Hz). 3.

• Page 219: Dancer Control (Pr. 44, Pr. 45, Pr. 128 To Pr. 134)

  Special operation and frequency control 4.20.2 Dancer control (Pr. 44, Pr. 45, Pr. 128 to Pr. 134) Performs PID control by feedbacking the position detection of the dancer roller, controlling the dancer roller is in the specified position. Parameter Setting Name Initial Value Description…

• Page 220
  Special operation and frequency control (1) Dancer control block diagram Acceleration/deceleration of main speed Main speed command Target frequency Ratio PID deviation Acceleration/ Limit deceleration Pr. 128 = 42, 43 PID control Dancer roll setting point + Td S) Kp(1+ Ti S Pr.
• Page 221
  Special operation and frequency control Dancer control overview Performs dancer control by setting 40 to 43 in Pr. 128 PID action selection.The main speed command is the speed command of each operation mode (external, PU, communication). Performs PID control by the position detection signal of the dancer roller, then the result is added to the main speed command.
• Page 222
  Special operation and frequency control (4) I/O signals and parameter setting Set «40 to 43» in Pr. 128 to perform dancer control. Set «14» in any of Pr. 178 to Pr. 182 (input terminal function selection) to assign PID control selection signal (X14) to turn the X14 signal on.
• Page 223
  Special operation and frequency control Parameter details When ratio (Pr. 128 = «42, 43») is selected for addition method, PID Initial value 50Hz control × (ratio of main speed) is added to the main speed. The ratio is determined by the Pr. 125 Terminal 2 frequency setting gain frequency and C2 (Pr.
• Page 224
  Special operation and frequency control (9) Adjustment procedure Dancer roller position detection signal adjustment When terminal 4 input is voltage input, 0V is minimum position and 5V(10V) is maximum position. When current is input, 4mA is minimum position and 20mA is maximum position. (initial value) When 0 to 7V is output from the potentiometer, it is necessary to calibrate C7 (Pr .905) at 7V.

• Page 225: Traverse Function (Pr. 592 To Pr. 597)

  Special operation and frequency control 4.20.3 Traverse function (Pr. 592 to Pr. 597) Traverse operation which varies the amplitude of the frequency in a constant cycle can be performed. Parameter Initial Setting Name Description Number Value Range Traverse function invalid Traverse function Traverse function is valid only in the external operation mode selection…

• Page 226
  Special operation and frequency control REMARKS When the second function signal (RT) is on, normal acceleration/deceleration time (Pr. 7, Pr. is the same as second acceleration/deceleration time (Pr. 44, Pr. 45). Output frequency(Hz) f0 is rewritten at this point. Reflected on the action If the set frequency (f0) and traverse operation parameters (Pr.

• Page 227: Regeneration Avoidance Function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886)

  Special operation and frequency control 4.20.4 Regeneration avoidance function (Pr. 665, Pr. 882, Pr. 883, Pr. 885, Pr. 886) This function detects a regeneration status and increases the frequency to avoid the regenerative status. Possible to avoid regeneration by automatically increasing the frequency and continue operation if the fan happens to rotate faster than the set speed due to the effect of another fan in the same duct.

• Page 228
  Special operation and frequency control REMARKS The accel/decel ramp while the regeneration avoidance function is operating changes depending on the regeneration load. The DC bus voltage of the inverter is about times as input voltage. When the input voltage is 220VAC, bus voltage is approximately 311VDC. When the input voltage is 440VAC, bus voltage is approximately 622VDC.

• Page 229: Useful Functions

  Useful functions 4.21 Useful functions Purpose Parameter that should be Set Refer to Page Cooling fan operation Increase cooling fan life Pr. 244 selection Inverter part life display Pr. 255 to Pr. 259 Maintenance output To determine the maintenance time Pr.

• Page 230: Display Of The Life Of The Inverter Parts (Pr. 255 To Pr. 259)

  Useful functions 4.21.2 Display of the life of the inverter parts (Pr. 255 to Pr. 259) Degrees of deterioration of main circuit capacitor, control circuit capacitor, cooling fan and inrush current limit circuit can be diagnosed by monitor. When any part has approached the end of its life, an alarm can be output by self diagnosis to prevent a fault. (Use the life check of this function as a guideline since the life except the main circuit capacitor is calculated theoretically.) For the life check of the main circuit capacitor, the alarm signal (Y90) will not be output if a measuring method of (4) is…

• Page 231
  Useful functions Life alarm display and signal output (Y90 signal, Pr. 255) Whether any of the control circuit capacitor, main circuit capacitor, cooling fan and inrush current limit circuit has reached the life alarm output level or not can be checked by Pr. 255 Life alarm status display and life alarm signal (Y90). 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 Pr.
• Page 232
  Useful functions (4) Main circuit capacitor life display (Pr. 258, Pr. 259) The deterioration degree of the control circuit capacitor is displayed in Pr. 258 as a life. On the assumption that the main circuit capacitor capacitance at factory shipment is 100%, the capacitor life is displayed in Pr.
• Page 233
  Useful functions Cooling fan life display The cooling fan speed of 50% or less is detected and «FN» is displayed on the operation panel and parameter unit (FR- PU04/FR-PU07). As an alarm display, Pr. 255 bit2 is turned on and also an alarm is output to the Y90 signal. REMARKS When the inverter is mounted with two or more cooling fans, the life of even one cooling fan is diagnosed.

• Page 234: Maintenance Timer Alarm (Pr. 503, Pr. 504)

  Useful functions 4.21.3 Maintenance timer alarm (Pr. 503, Pr. 504) When the cumulative energization time of the inverter reaches the parameter set time, the maintenance timer output signal (Y95) is output. (MT) is displayed on the operation panel. This can be used as a guideline for the maintenance time of peripheral devices. Parameter Name Initial Value…

• Page 235: Current Average Value Monitor Signal (Pr. 555 To Pr. 557)

  Useful functions 4.21.4 Current average value monitor signal (Pr. 555 to Pr. 557) The average value of the output current during Programmable controller constant speed operation and the maintenance timer Input unit Output unit Inverter value are output as a pulse to the current average value monitor signal (Y93).

• Page 236
  Useful functions 3) Setting of Pr.557 Current average value monitor signal output reference current Set the reference (100%) for outputting the signal of the current average value. Obtain the time to output the signal from the following calculation. Output current average value ×…

• Page 237: Free Parameter (Pr. 888, Pr. 889)

  Useful functions 4.21.5 Free parameter (Pr. 888, Pr. 889) You can input any number within the setting range 0 to 9999. For example, the number can be used: As a unit number when multiple units are used. As a pattern number for each operation application when multiple units are used. As the year and month of introduction or inspection.

• Page 238: Setting From The Parameter Unit And Operation Panel

  Setting from the parameter unit and operation panel 4.22 Setting from the parameter unit and operation panel Purpose Parameter that should be Set Refer to Page Selection of rotation direction by RUN key rotation Pr. 40 direction selection of the operation panel Switch the display language of the PU display language Pr.

• Page 239: Operation Panel Frequency Setting/Key Lock Operation Selection (Pr. 161)

  Setting from the parameter unit and operation panel 4.22.3 Operation panel frequency setting/key lock operation selection (Pr. 161) The setting dial of the operation panel can be used for setting like a potentiometer. The key operation of the operation panel can be disabled. Parameter Setting Name…

• Page 240
  Setting from the parameter unit and operation panel REMARKS If the display changes from flickering «50.00» to «0.00», the setting of Pr. 161 Frequency setting/key lock operation selection may not be «1». Independently of whether the inverter is running or at a stop, the frequency can be set by merely turning the dial. When the frequency is changed, it will be stored in EEPROM as the set frequency after 10s.

• Page 241: Magnitude Of Frequency Change Setting (Pr. 295)

  Setting from the parameter unit and operation panel 4.22.4 Magnitude of frequency change setting (Pr. 295) When setting the set frequency with the setting dial, frequency changes in 0.01Hz increments in the initial status. Setting this parameter increases the magnitude of frequency which changes according to the rotated amount of the setting dial, improving operability.

• Page 242: Buzzer Control (Pr. 990)

  Setting from the parameter unit and operation panel 4.22.5 Buzzer control (Pr. 990) You can make the buzzer «beep» when you press the key of the parameter unit (FR-PU04/FR-PU07). Parameter Name Initial Value Setting Range Description Number Without buzzer PU buzzer control With buzzer The above parameters can be set when Pr.

• Page 243: Parameter Clear/ All Parameter Clear

  Parameter clear/ All parameter clear 4.23 Parameter clear/ All parameter clear POINT Set «1» in Pr.CL Parameter clear, ALLC all parameter clear to initialize all parameters. (Parameters are not cleared when «1» is set in Pr. 77Parameter write selection.) Refer to the extended parameter list on page 52 for parameters cleared with this operation. Operation Display Screen at powering on…

• Page 244: Initial Value Change List

  Initial value change list 4.24 Initial value change list Displays and sets the parameters changed from the initial value. Operation Display Screen at powering on The monitor display appears. PU indication is lit. Press to choose the PU operation mode. PRM indication is lit.

• Page 245: Check And Clear Of The Faults History

  Check and clear of the faults history 4.25 Check and clear of the faults history Check for the faults history Monitor/frequency setting Parameter setting [Operation panel is [Parameter setting change] used for operation] Faults history [Operation for displaying the faults history] Eight past faults can be displayed with the setting dial.

• Page 246
  Check and clear of the faults history (2) Clearing procedure POINT Set «1» in Er.CL Fault history clear to clear the faults history. Parameters are not cleared when «1» is set in Pr. 77 Parameter write selection. Operation Display Screen at powering on The monitor display appears.

• Page 247: Troubleshooting

  TROUBLESHOOTING This chapter provides the «TROUBLESHOOTING» of this product. Always read the instructions before using the equipment Reset method of protective function ……… 244 List of fault or alarm indications ……….245 Causes and corrective actions ……….. 246 Correspondences between digital and actual characters ..254 Check first when you have some troubles ……..

• Page 248: Reset Method Of Protective Function

  Reset method of protective function When a fault occurs in the inverter, the inverter trips and the PU display automatically changes to any of the following fault or alarm indications. If the fault does not correspond to any of the following faults or if you have any other problem, please contact your sales representative.

• Page 249: List Of Fault Or Alarm Indications

  List of fault or alarm indications List of fault or alarm indications Refer Refer Operation Panel Operation Panel Name Name Indication Indication Page Page E.ILF ∗ Input phase loss E— Faults history E.OLT Stall prevention HOLD Operation panel lock Brake transistor alarm E.

• Page 250: Causes And Corrective Actions

  Causes and corrective actions Causes and corrective actions (1) Error message A message regarding operational troubles is displayed. Output is not shutoff. Operation panel HOLD indication Name Operation panel lock Description Operation lock mode is set. Operation other than is made invalid. (Refer to page 236) Check point — — —- — — Corrective action…

• Page 251
  Causes and corrective actions Operation panel Err. indication Name Inverter reset Executing reset using RES signal, or reset command from communication or PU Description Displays at powering off. Corrective action Turn off the reset command (2) Warnings When a warning occurs, the output is not shut off. Operation panel FR-PU04 indication…
• Page 252
  Causes and corrective actions Operation panel FR-PU04 indication FR-PU07 Name PU stop Stop with of the PU is set in Pr. 75 Reset selection/disconnected PU detection/PU stop selection. (For Pr. 75 refer to Description page 153 .) Check point Check for a stop made by pressing of the operation panel.
• Page 253
  Causes and corrective actions (3) Alarm When an alarm occurs, the output is not shut off. You can also output an alarm signal by making parameter setting. (Set «98» in Pr. 190 or Pr. 192 (output terminal function selection). Refer to page 114 ). Operation panel FR-PU04 indication…
• Page 254
  Causes and corrective actions Operation panel FR-PU04 OV During Acc E.OV1 indication FR-PU07 Name Regenerative overvoltage trip during acceleration If regenerative energy causes the inverter’s internal main circuit DC voltage to reach or exceed the specified value, Description the protective circuit is activated and the inverter trips. The circuit may also be activated by a surge voltage produced in the power supply system.
• Page 255
  Causes and corrective actions Operation panel FR-PU04 E.THM Motor Ovrload indication FR-PU07 Name Motor overload trip (electronic thermal relay function) ∗1 The electronic thermal relay function in the inverter detects motor overheat due to overload or reduced cooling capability during constant-speed operation and pre-alarm (TH display) is output when the integrated value reaches 85% of the Pr.
• Page 256
  Causes and corrective actions Operation panel FR-PU04 E.GF Ground Fault indication FR-PU07 Name Output side earth (ground) fault overcurrent at start The inverter trips if an earth (ground) fault overcurrent flows at start due to an earth (ground) fault that occurred on Description the inverter’s output side (load side).
• Page 257
  Causes and corrective actions Operation panel FR-PU04 E.PUE PU Leave Out indication FR-PU07 Name PU disconnection This function stops the inverter output if communication between the inverter and PU is suspended, e.g. the parameter unit (FR-PU04/FR-PU07) is disconnected, when «2», «3», «16» or «17» was set in Pr. 75 Reset selection/ disconnected PU detection/PU stop selection.

• Page 258: Correspondences Between Digital And Actual Characters

  Correspondences between digital and actual characters Correspondences between digital and actual characters There are the following correspondences between the actual alphanumeric characters and the digital characters displayed on the operation panel: Actual Digital Actual Digital Actual Digital…

• Page 259: Check First When You Have Some Troubles

  Check first when you have some troubles Check first when you have some troubles POINT If the cause is still unknown after every check, it is recommended to initialize the parameters (initial value) then re- set the required parameter values and check again. 5.5.1 Motor will not start 1) Check the Pr.

• Page 260: Motor Generates Heat Abnormally

  Check first when you have some troubles 5.5.3 Motor generates heat abnormally Is the fan for the motor is running? (Check for dust accumulated.) Check that the load is not too heavy. Lighten the load. Are the inverter output voltages (U, V, W) balanced? Check that the Pr.

• Page 261: Speed Varies During Operation

  Check first when you have some troubles 5.5.9 Speed varies during operation When slip compensation is set, the output frequency varies with load fluctuation between 0 and 2Hz. This is a normal operation and is not a fault. 1) Inspection of load Check that the load is not varying.

• Page 262
  MEMO…
• Page 263
  PRECAUTIONS FOR MAINTENANCE AND INSPECTION This chapter provides the «PRECAUTIONS FOR MAINTENANCE AND INSPECTION» of this product. Always read the instructions before using the equipment Inspection items…………….260 Measurement of main circuit voltages, currents and powers .. 267…

• Page 264: Precautions For Maintenance And Inspection

  Inspection items The inverter is a static unit mainly consisting of semiconductor devices. Daily inspection must be performed to prevent any fault from occurring due to the adverse effects of the operating environment, such as temperature, humidity, dust, dirt and vibration, changes in the parts with time, service life, and other factors.

• Page 265: Daily And Periodic Inspection

  Inspection items 6.1.3 Daily and periodic inspection Interval Area of Corrective Action at Customer’s Inspection Item Description Periodic Daily Inspection Alarm Occurrence Check ∗2 Surrounding Check the surrounding air temperature, Improve environment environment humidity, dirt, corrosive gas, oil mist, etc. Check alarm location and General Overall unit…

• Page 266: Display Of The Life Of The Inverter Parts

  Inspection items 6.1.4 Display of the life of the inverter parts The self-diagnostic alarm is output when the life span of the control circuit capacitor, cooling fan and each parts of the inrush current limit circuit is near to give an indication of replacement time. The life alarm output can be used as a guideline for life judgement.

• Page 267: Replacement Of Parts

  Inspection items 6.1.7 Replacement of parts The inverter consists of many electronic parts such as semiconductor devices. The following parts may deteriorate with age because of their structures or physical characteristics, leading to reduced performance or fault of the inverter. For preventive maintenance, the parts must be replaced periodically. Use the life check function as a guidance of parts replacement.

• Page 268
  Inspection items Removal 1) Push the hooks from above and remove the fan cover. FR-D740-080 or less FR-D740-120 or more FR-D720S-070 and 100 2) Disconnect the fan connectors. 3) Remove the fan. FR-D740-080 or less FR-D740-120 or more FR-D720S-070 and 100 Fan cover Fan cover Fan connector…
• Page 269
  Inspection items Reinstallation 1) After confirming the orientation of the fan, reinstall the fan so that the arrow on the left of «AIR FLOW» faces up. AIR FLOW <Fan side face> 2) Reconnect the fan connectors. 3) When wiring, use care to avoid the cables being caught by the fan. FR-D740-080 or less FR-D740-120 or more FR-D720S-070 and 100…
• Page 270
  Inspection items (2) Smoothing capacitors A large-capacity aluminum electrolytic capacitor is used for smoothing in the main circuit DC section, and an aluminum electrolytic capacitor is used for stabilizing the control power in the control circuit. Their characteristics are deteriorated by the adverse effects of ripple currents, etc.

• Page 271: Measurement Of Main Circuit Voltages, Currents And Powers

  Measurement of main circuit voltages, currents and powers Measurement of main circuit voltages, currents and powers Since the voltages and currents on the inverter power supply and output sides include harmonics, measurement data depends on the instruments used and circuits measured. When instruments for commercial frequency are used for measurement, measure the following circuits with the instruments given on the next page.

• Page 272
  Measurement of main circuit voltages, currents and powers Measuring Points and Instruments Item Measuring Point Measuring Instrument Remarks (Reference Measured Value) R/L1-S/L2 Commercial power supply Power supply voltage Moving-iron type AC S/L2-T/L3 Within permissible AC voltage fluctuation (Refer to voltmeter T/L3-R/L1 page 274) Power supply side…

• Page 273: Measurement Of Powers

  Measurement of main circuit voltages, currents and powers 6.2.1 Measurement of powers Using an electro-dynamometer type meter, measure the power in both the input and output sides of the inverter using the two- or three-wattmeter method. As the current is liable to be imbalanced especially in the input side, it is recommended to use the three-wattmeter method.

• Page 274: Measurement Of Currents

  Measurement of main circuit voltages, currents and powers 6.2.3 Measurement of currents Use a moving-iron type meter on both the input and output sides of the inverter. However, if the carrier frequency exceeds 5kHz, do not use that meter since an overcurrent losses produced in the internal metal parts of the meter will increase and the meter may burn out.

• Page 275: Insulation Resistance Test Using Megger

  Measurement of main circuit voltages, currents and powers 6.2.7 Insulation resistance test using megger For the inverter, conduct the insulation resistance test on the main circuit only as shown below and do not perform the test on the control circuit. (Use a 500VDC megger.) Motor R/L1 Power…

• Page 276
  MEMO…

• Page 277: Specifications

  SPECIFICATIONS This chapter provides the «SPECIFICATIONS» of this product. Always read the instructions before using the equipment Rating………………… 274 Common specifications …………… 275 Outline dimension drawings…………276…

• Page 278: Rating

  Rating Rating 7.1.1 Inverter rating Three-phase 400V power supply Model FR-D740- -EC Applicable motor capacity (kW) 0.75 ∗1 Rated capacity (kVA) 13.0 ∗2 Rated current (A) 12.0 16.0 Overload current rating 150% 60s, 200% 0.5s (inverse-time characteristics) ∗3 Voltage Three-phase 380 to 480V ∗4 Rated input voltage/frequency Three-phase 380 to 480V 50Hz/60Hz…

• Page 279: Common Specifications

  Common specifications Common specifications Soft-PWM control/high carrier frequency PWM control (V/F control, general-purpose magnetic flux vector control, Control method optimum excitation control can be selected) Output frequency range 0.2 to 400Hz 0.06Hz/60Hz (terminal2, 4: 0 to 10V/10bit) Analog input 0.12Hz/60Hz (terminal2, 4: 0 to 5V/9bit) Frequency setting 0.06Hz/60Hz (terminal4: 0 to 20mA/10bit) resolution…

• Page 280: Outline Dimension Drawings

  Outline dimension drawings Outline dimension drawings FR-D720S-008 to 042 1- φ 5 hole Rating plate Inverter Type FR-D720S-008 to 014 80.5 FR-D720S-025 142.5 FR-D720S-042 162.5 (Unit: mm) FR-D740-012 to 080 FR-D720S-070 2- φ 5 hole Rating plate ∗ FR-D740-012, 022 are not provided with the cooling fan. Inverter Type FR-D740-012, 022 129.5…

• Page 281
  Outline dimension drawings FR-D720S-100 2- φ 5 hole Rating plate (Unit: mm) FR-D740-120, 160 2-φ5 hole Rating plate (Unit: mm)
• Page 282
  Outline dimension drawings Parameter unit (option) (FR-PU07) Outline drawing > Panel cut dimension drawing < < > 25.05 (14.2) (11.45) Air-bleeding hole 4-R1 4-φ4 hole 26.5 26.5 Effective depth of the installation screw hole 5.0) M3 screw *2 80.3 ∗1 When installing the FR-PU07 on the enclosure, etc., remove screws or fix the screws to the FR-PU07 with M3 nuts.

• Page 283: Appendix

  APPENDIX This chapter provides the «APPENDIX» of this product. Always read the instructions before using the equipment.

• Page 284: Appendix1 Index

  Appendix1 Index Numerics 15-speed selection (combination with three speeds RL, RM, Earth (ground) fault detection at start (Pr. 249)….141 RH)(REX signal) ………….84, 108 Easy operation mode setting (easy setting mode) ….50 Electronic thermal O/L relay pre-alarm (TH)….95, 248 Electronic thermal O/L relay pre-alarm (THP signal)..

• Page 285
  Periodic inspection …………..260 Peripheral devices…………….4 Magnitude of frequency change setting (Pr. 295)….237 PID control (Pr. 127 to Pr. 134, Pr. 575, Pr. 577)….207 Maintenance signal output (MT)……..230, 248 PID control valid terminal (X14 signal)….108, 207, 215 Maintenance timer alarm (Pr. 503, Pr. 504) ……230 PID Deviation …………123, 207, 215 Maintenance timer signal (Y95 signal) ……
• Page 286
  156, Pr. 157, Pr. 277)………….74 Start command source and frequency command source during communication operation (Pr. 338, Pr. 339, Pr. 551) Start self-holding selection (STOP signal)….108, 112 Start signal operation selection (STF, STR, STOP signal, Pr. 250)………………112 Starting frequency and start-time hold function (Pr. 13, Pr. 571)……………….93 Stop selection (Pr.
• Page 287
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• Page 288
  REVISIONS *The manual number is given on the bottom left of the back cover. ∗Manual Number Print Date Revision Dec., 2007 IB(NA)-0600353ENG-A First edition Mar., 2008 IB(NA)-0600353ENG-B Partial modification Introduced products on bar terminals Instruction Code (Multi command, Inverter type monitor) Apr., 2008 IB(NA)-0600353ENG-C Additions…
• Page 290
  Phone: +370 (0)5 / 232 3101 Fax: +370 (0)5 / 232 2980 Mitsubishi Electric Europe B.V. /// FA — European Business Group /// Gothaer Straße 8 /// D-40880 Ratingen /// Germany Tel.: +49(0)2102-4860 /// Fax: +49(0)2102-4861120 /// info@mitsubishi-automation.com /// www.mitsubishi-automation.com…