Mitsubishi Electric FR-A700 EC, Инструкция по эксплуатации

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Communication operation and setting Parameter
6 - 448
6.23.5 Mitsubishi inverter protocol (computer link communication)
You can perform parameter setting, monitor, etc. from the PU connector or RS-485 terminals of
the inverter using the Mitsubishi inverter protocol (computer link communication).
Communication specifications
Item Description
Related
Parameters
Communication protocol Mitsubishi protocol (computer link) Pr. 551
Conforming standard EIA-485 (RS-485) —
Number of inverters connected 1 : N (maximum 32 units), setting is 0 to 31 stations
Pr. 117
Pr. 331
Communication
speed
PU connector Selected from among 4800/9600/19200 and 38400bps Pr. 118
RS-485 terminal
Can be selected from 300, 600, 1200, 2400, 4800, 9600,
19200 and 38400bps
Pr. 332
Control protocol Asynchronous system —
Communication method Half-duplex system —
Communication
specifications
Character
system
ASCII (7 bits or 8 bits can be selected)
Pr. 119
Pr. 333
Start bit 1 bit —
Stop bit length 1 bit or 2 bits can be selected
Pr. 119
Pr. 333
Parity check Check (even, odd) or no check can be selected
Pr. 120
Pr. 334
Error check Sum code check —
Terminator CR/LF (presence or absence can be selected)
Pr. 124
Pr. 341
Waiting time setting Selectable between presence and absence
Pr. 123
Pr. 337
Tab. 6-133: Communication specifications