Mitsubishi Electric FR-F740 EC Instruction Manual page 441

Parameter
Communication specifications
Item
Communication protocol
Conforming standard
Number of inverters connected
Communication speed
Control protocol
Communication method
Communication
specifications
Waiting time setting
Tab. 6-74:
FR-F700 EC
Description
Modbus-RTU protocol
EIA-485 (RS485)
1 : N (maximum 32 units), setting is 0 to 247 stations
Can be selected from 300, 600, 1200, 2400, 4800, 9600,
19200 and 38400bps
Asynchronous system
Half-duplex system
Character system Binary (fixed to 8 bits)
Start bit 1 bit
Stop bit length Select from the following three types
No parity, stop bit length: 2 bits
Odd parity, stop bit length: 1 bit
Parity check
Even parity, stop bit length: 1 bit
Error check CRC code check
Terminator —
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Communication specifications
Communication operation and setting
Related
Parameters
Pr. 549
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Pr. 331
Pr. 332
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Pr. 334
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