Mitsubishi Electric 800 Series Instruction Manual page 40

Rs-485 interface board, rs-485 communication terminals
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e. Transmission data from the computer to the inverter when reading data
Number of characters
Format
1
C
ACK
Inverter station
(No data error
No.

detected)
F
NAK
Inverter station
(Data error
No.

detected)

Indicates a control code.

Specifies the inverter station numbers in the range of H00 to H1F (stations 0 to 31) in hexadecimal.

When Pr.337 (Waiting time setting) ≠ 9999, create a communication request data without "waiting time" in the data format. (The number
of characters decreases by 1.)

CR, LF code: When data is transmitted from the computer to the inverter, codes CR (carriage return) and LF (line feed) are automatically
set at the end of a data group on some computers. In this case, setting must be also made on the inverter according to the computer.
Whether the CR and LF codes will be present or absent can be selected using Pr.341 (CR/LF selection).
2
3
4




39
PARAMETER
4

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