Mitsubishi Electric FR-A800-E Modbus TCP Configuration

Instruction for configuration Mitsubishi Electric VFD FR-A800-E as Modbus/TCP Server (Slave).

Detailed instructions are described in A800-E / F800-E ETHERNET FUNCTION MANUAL

For established FR-A800-E in ModbusTCP mode, you need to set the next parameter into VFD.

1) In Pr.79 - set value 6.

2) In Pr.117 - set 117.

3) In Pr.340 - set 10.

4) In Pr.550 - set 5.

5) In either of the parameters from Pr.1427 to Pr.1429 set value 502.

6) In Pr.1432 - set value 900.

7) Set the range of ІР address from which will be possible to receive commands to FR-A800-E. Enter values into parameters from Pr.1449 to Pr.1454.

8) In Pr.1455 set value 1000.

9) Restart the VFD.

10) Change the mode of VFD to NET by using the PU/EXT button.

Please remember that Unit identifier for VFD is reserved by number 255.

Below is an example of a message structure for the H03 function (Read holding register).

Below you will find a number of Modbus registers to control VDF.

For example, to run a motor you need to paste 2 - forward rotation, or 4 - reverse rotation, to the register 40009.

68KB

A800E_ModbusTCP_Parameter.pr4.pdf

pdf

Example of a file with a parameter for FRConfigurator2.

Copy the file`s content to a text file and save it as .pr4