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Mitsubishi Electric FR-D800 Instruction Manual
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Mitsubishi Electric FR-D800 Instruction Manual

Mitsubishi Electric FR-D800 Instruction Manual

Compact & easy-to-use inverter
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INVERTER
FR-D800
Instruction Manual (Communication)
(Standard model)
Compact & easy-to-use inverter

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Summary of Contents for Mitsubishi Electric FR-D800

  • Page 1 INVERTER FR-D800 Instruction Manual (Communication) (Standard model) Compact & easy-to-use inverter...
  • Page 2 Chapter 1 Introduction ........2 Product checking ............3 Related manuals .
  • Page 3 (FR-PA07) Parameter unit Parameter unit (FR-PU07) Operation panel and parameter unit Inverter Mitsubishi Electric FR-D800 series inverter D800 Standard model (RS-485 communication) Parameter number (Number assigned to function) PU operation Operation using the PU (operation panel / parameter unit)
  • Page 4 Product checking  Inverter model FR-D8 0.1K-008 Rating plate Inverter model MODEL FR-D820-0.1K-008 Input rating INPUT :XXXXX Output rating OUTPUT:XXXXX SERIAL SERIAL:XXXXXXXXXXX Country of origin MADE IN XXXXX • A: The voltage class is shown. Symbol Voltage class 100 V class 200 V class 400 V class •...
  • Page 5  How to read the SERIAL number The SERIAL consists of two symbols, three characters indicating the production year and Rating plate example month, and six characters indicating the control number. The last two digits of the production year are indicated as the Year, and the Month is indicated Symbol Year Month Control number by 1 to 9, X (October), Y (November), or Z (December).
  • Page 6 When using this inverter for the first time, prepare the following manuals as required and use the inverter safely. The latest version of e-Manual Viewer and the latest PDF manuals can be downloaded from the Mitsubishi Electric FA Global Website.
  • Page 7 RS-485 Communication Outline RS-485 communication is available for the standard model. • Use the PU connector or the RS-485 terminals on the inverter as communication interface. When the inverter is connected to a computer, such as a personal computer or one within an FA device, via a communication cable, a user program can run to monitor the inverter operation or read and write parameters.
  • Page 8 2.2.2 Precautions • The PU connector and the RS-485 terminals cannot be used simultaneously. Use either the connector or the terminals, and do not wire the other. • RS-485 communication via the PU connector is enabled initially. (Refer to page •...
  • Page 9 Wiring of PU connector Using the PU connector enables communication operation from a personal computer, etc.  Before communication SW5 SW6 OPEN 100Ω R+/FU R-/SD SE PU connector RS-485 terminals If any cable is connected to the RS-485 terminals, remove the wiring. When terminals R+/FU or R-/SD are used as terminals FU or SD, the wiring does not need to be removed.
  • Page 10  PU connector pin-outs Inverter (Receptacle side) Front view Pin number Name Description 5 (GND) Earthing (grounding) — Operation panel power supply Inverter receive+ Inverter send- Inverter send+ Inverter receive- 5 (GND) Earthing (grounding) — Operation panel power supply NOTE •...
  • Page 11  Distributor To connect multiple inverters, use distributors. Commercially available products (as of April 2023) Product name Model Manufacturer RS-485 distributor BMJ-8-28N (Pins No. 2 and No. 8 are not connected internally.) HACHIKO ELECTRIC CO., LTD. (A plug with a terminating resistor is not used.) DMDH-3PN (Pins No.
  • Page 12 • Connecting one inverter (two-wire type) Computer Built-in RS-485 port Communication cable Inverter PU connector Set the terminating resistor switch (SW4) to the 100 Ω side. • Connecting multiple inverters (two-wire type) Computer Distributor Distributor Built-in RS-485 Communication port cable 1 6 3 4 5 1 6 3 4 5 Inverter...
  • Page 13 Wiring of RS-485 terminals Using the RS-485 terminals enables communication operation from a personal computer, etc.  Before communication SW5 SW6 OPEN 100Ω R+/FU R-/SD SE PU connector RS-485 terminals If any cable is connected to the PU connector, remove the wiring. Set the R+/FU switch (SW5) to the lower position (R+) and the R-/SD switch (SW6) to the lower position (R-).
  • Page 14  RS-485 terminal layout R+/FU R-/SD SE (T+) (T-) (R+) (R-) Name Description RDA (R+) Inverter receive+ RDB (R-) Inverter receive- SDA (T+) Inverter send+ SDB (T-) Inverter send- Earthing (grounding)  Wiring the RS-485 terminals • The size of RS-485 terminals is the same as that of other control circuit terminals. For details on the wiring, refer to the Instruction Manual (Connection).
  • Page 15  System configuration of RS-485 terminals • Computer and inverter connection (1:1) Computer Computer Inverter Inverter RS-232C connector RS-485 RS-485 RS-485 Maximum terminals terminals RS-232C 15 m interface/ cable terminals Converter Twisted pair cable Twisted pair cable Set the terminating resistor switch (SW4) to the 100 Ω side. •...
  • Page 16  RS-485 terminals wiring method • Wiring between a computer and an inverter for RS-485 communication Computer • Wiring between a computer and multiple inverters for RS-485 communication Computer Station 0 Station 1 Station n Make connection in accordance with the Instruction Manual of the computer to be used with. Fully check the terminal numbers of the computer since they vary with the model.
  • Page 17 Mitsubishi inverter protocol (computer link communication) The Mitsubishi inverter protocol (computer link communication) enables parameter setting, monitoring, and so on through communication via the PU connector or the RS-485 terminals on the inverter. To use the Mitsubishi inverter protocol (computer link communication), set "0 (initial value)" in Pr.549 Protocol selection. Name Initial Setting...
  • Page 18  Communication specifications • The communication specifications are shown in the following table. Item Description Related parameter Communication protocol Mitsubishi inverter protocol (computer link communication) Pr.549 Conforming standard EIA-485 (RS-485) — Number of connectable units 1: N (maximum 32 units), the setting range of station number is 0 to 31. Pr.117 Communication speed Selected among 4800/9600/19200/38400/57600/76800/115200 bps.
  • Page 19  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. Symbol Operation Operation Running Multi Parameter Inverter Monitor Parameter...
  • Page 20 • Data reading format a. Communication request data from the computer to the inverter Format Number of characters Inverter station Instruction code Sum check number c. Reply data from the inverter to the computer (No data error detected) Format Number of characters Inverter station Read data Sum check...
  • Page 21  Data definitions • Control code Signal name 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) •...
  • Page 22 • Sum check code The sum check code is a 2-digit ASCII (hexadecimal) representing the lower 1 byte (8 bits) of the sum derived from the checked ASCII data. (Example 1) Instruction check Station Data code Computer Inverter code number Binary code ASCII Code H30 H31...
  • Page 23  Response time Data transmission time (refer to the following formula) Waiting time Data check time Inverter data processing time (setting 10 ms) (depends on the instruction code*3) Computer Inverter Time Inverter Computer 10 ms or more necessary Data transmission time (refer to the following formula) [Formula for data transmission time] Communication specifications Number of data characters *1...
  • Page 24  Retry count setting (Pr.121) • Set the permissible number of retries at data receive error occurrence. (Refer to page 21 for data receive error for retry.) • When the data receive errors occur consecutively and the number of retries exceeds the permissible number setting, a communication fault (E.PUE) occurs and the inverter output is shut off.
  • Page 25  Signal loss detection (Pr.122) • If a signal is lost (communication stops) between the computer and the inverter as a result of a signal loss detection, the communication error (E.PUE) occurs and the inverter output will be shut off. •...
  • Page 26  Setting items and set data • After completion of parameter settings, set the instruction codes and data as shown in the following table, then start communication from the computer to allow various types of operation control and monitoring. Item Read/ Instruction Data description...
  • Page 27 Item Read/ Instruction Data description Number of data write code digits (format) Set frequency (RAM) Read Read the set frequency or rotations per minute (machine speed) 4 digits (B and E from the RAM or EEPROM. (E2) / D) Set frequency (EEPROM) H0000 to HFFFF: Set frequency in 0.01 Hz increments (The display can be changed to the rotations per minute (machine speed) using Pr.37 and Pr.53.
  • Page 28 Item Read/ Instruction Data description Number of data write code digits (format) Product Model Read The inverter model can be read in ASCII code. 20 digits (B and profile "H20" (blank code) is set for blank area. E3/D) Example) FR-D820: H46, H52, H2D, H44, H38, H32, H30, H20...H20 Capacity Read...
  • Page 29  Operation command Item Instruction Description Example code length Operation 8 bits b0: Terminal 4 input selection [Example 1] H02 Forward rotation command b1: Forward rotation command b2: Reverse rotation command b3: RL (Low-speed operation command) [Example 2] H00 Stop b4: RM (Middle-speed operation command) b5: RH (High-speed operation...
  • Page 30 Item Instruction Description Example code length Inverter 16 bits b0: NET Y1 (—) status [Example] H0001 Stop at fault occurrence b1: NET Y2 (—) monitor (When "99 (positive logic)" or "199 (negative logic)" is set in b2: NET Y3 (—) (extended 2) Pr.193 NET Y1 terminal function selection) b3: NET Y4 (—)
  • Page 31 Combination of data 1 and data 2 for reply Data type Data 1 Data 2 Remarks Inverter status monitor Output frequency / The inverter status monitor (extended) data is the same as the data (extended) rotations per minute of instruction code H79 (Refer to page 28.) (machine speed)
  • Page 32 MODBUS RTU Operation or parameter setting through communication is possible using the MODBUS RTU communication protocol via the PU connector or the RS-485 terminals on the inverter. To use MODBUS RTU, set "1" in Pr.549 Protocol selection. Name Initial Setting Description value range...
  • Page 33  Communication specifications • The communication specifications are shown in the following table. Item Description Related parameter Communication protocol MODBUS RTU protocol Pr.549 Conforming standard EIA-485 (RS-485) — Number of connectable units 1: N (maximum 32 units), setting is 0 to 247 stations Pr.117 Communication speed Selected among 4800/9600/19200/38400/57600/76800/115200 bps.
  • Page 34 • Normal Response After the query from the client is received, the server executes the request function, and returns the corresponding normal response to the client. • Error Response When an invalid function code, address or data is received by the server, the error response is returned to the client. This response is appended with an error code that indicates the reason why the request from the client could not be executed.
  • Page 35  Function code list Function name Read/ Code Outline Broadcast Message format write communication reference page Read holding Read The data of the holding registers is read. Not available page 34 registers The various data of the inverter can be read from MODBUS registers.
  • Page 36  Example) Read the register values of 41004 (Pr.4) to 41006 (Pr.6) from server address 17 (H11). Query message Server address Function code Starting address Quantity of registers CRC check (8 bits) (8 bits) (8 bits) (8 bits) (8 bits) (8 bits) (8 bits) (8 bits)
  • Page 37  Diagnostics (diagnosis of functions) (H08 or 08) • A communication check can be made since the query message is sent and the query message is returned as it is as the return message (subfunction code H00 function). Subfunction code H00 (Return query data) •...
  • Page 38  Example) Write 0.5 s (H05) to 41007 (Pr.7) and 1 s (H0A) to 41008 (Pr.8) of server address 25 (H19). Query message Server Function Starting address Quantity of Byte Registers value CRC check address code registers count (8 bits) (8 bits) (8 bits) (8 bits)
  • Page 39  Error response • An error response is returned if the query message received from the client contains an illegal function, address or data. No response is returned for parity, CRC, overrun, framing, and busy errors. NOTE • No response is also returned in the case of broadcast communication. •...
  • Page 40 • Error detection of message data The following errors are detected in message data from the client. The inverter output is not shut off even if an error is detected. Error check items Error item Error description Inverter operation Parity error The data received by the inverter is different from the When this error occurs, Pr.343 is specified parity (Pr.120 setting).
  • Page 41 • Control input command / inverter status, control input command / inverter status (extended) Definition Definition Control input command Inverter status Control input command Inverter status (extended) (extended) Stop command RUN (Inverter running) NET X1 (-) NET Y1 (0) Forward rotation command Forward running NET X2 (-) NET Y2 (0)
  • Page 42 • Parameters Register Name Read/write Remarks 0 to 999 41000 to For details on parameter names, Read/write The parameter number + 41000 is the register number. 41999 refer to the parameter list in the Instruction Manual (Function). C2 (902) 41902 Terminal 2 frequency setting bias Read/write frequency...
  • Page 43 • Product profile Register Definition Read/write Remarks 44001 Model (1st and 2nd characters) Read The inverter model can be read in ASCII code. "H20" (blank code) is set for blank area. 44002 Model (3rd and 4th characters) Read Example) FR-D820: 44003 Model (5th and 6th characters) Read...
  • Page 44  Signal loss detection (Pr.122) • If a signal is lost (communication stops) between the computer and the inverter as a result of a signal loss detection, the communication error (E.PUE) occurs and the inverter output will be shut off. •...
  • Page 45 Other Communication Options USB device communication A personal computer and an inverter can be connected with a USB cable. Setup of the inverter can be easily performed with FR Configurator2. The inverter can be connected easily to a personal computer by a USB cable. Name Initial Setting...
  • Page 46 Automatic connection with GOT When the automatic connection is enabled in the GOT2000 series, the inverter can communicate with the GOT2000 series with only setting the station number and connecting the GOT. This eliminates the need for setting each communication parameter separately.
  • Page 47  GOT2000 series automatic recognition • Set the station number (Pr.117) of the inverter before the automatic recognition is performed. • When the GOT2000 series is connected, the parameters required for the GOT connection are automatically changed by setting the automatic recognition on the GOT2000 series side. •...
  • Page 48 Common Settings Set the action when the inverter is performing operation via communication. Set the action at fault occurrence or at reading/writing of parameters. Name Initial Setting Description value range Communication EEPROM Parameter values written by communication are written to the N001 write selection EEPROM and RAM.
  • Page 49  Operation selection at a communication error (Pr.502, Pr.779) • For communication via the PU connector or RS-485 terminals, operation at a communication error can be selected. The operation is active in the Network operation mode. • Select the stop operation at the retry count excess (Pr.121, enabled only when the Mitsubishi inverter protocol is selected) or at a signal loss detection (Pr.122) during the RS-485 communication.
  • Page 50 • The following charts show operations when a communication line error occurs. Pr.502 = "0" (initial value) Pr.502 = "1" Fault occurrence Fault removal Fault removal Fault occurrence Communication Communication fault fault Motor coasting Decelerates Output Output to stop frequency frequency Time Time...
  • Page 51 CAUTION • When Pr.502 = "6" and a communication line error (PU disconnection) occurs, the operation continues. When setting "6" in Pr.502, provide a safety stop countermeasure other than via communication. For example, input a signal through an external terminal (RES, MRS, etc.) or press the PU stop on the operation panel.
  • Page 52 (1) Damages caused by any cause found not to be the responsibility of Mitsubishi Electric. (2) Loss in opportunity, lost profits incurred to the user by Failures of Mitsubishi Electric products. (3) Special damages and secondary damages whether foreseeable or not, compensation for accidents, and compensation for damages to products other than Mitsubishi Electric products.
  • Page 53 Revisions *The manual number is given on the bottom left of the back cover. Revision date Manual number Revision Dec. 2024 IB(NA)-0601039ENG-A First edition IB(NA)-0601039ENG-A...
  • Page 54 FR-D800 TORISETSU Model TSUSHIN EIBUN Model code 1AJ082 HEAD OFFICE: TOKYO BUILDING 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN IB(NA)-0601039ENG-A(2412)MEE Printed in Japan Specifications subject to change without notice.