Communication operation and setting
Parameter
6 - 266
Communication specifications
Item
Description
Related
Parameters
Communication protocol
Modbus®-RTU protocol
Pr. 549
Conforming standard
EIA-485 (RS-485)
—
Number of inverters connected
1 : N (maximum 32 units), setting is 0 to 247 stations
Pr. 117
Communication speed
Can be selected from 4800/9600/19200 and 38400 bps
Pr. 118
Control protocol
Asynchronous system
—
Communication method
Half-duplex system
—
Communication
specifications
Character system
Binary (fixed to 8 bits)
—
Start bit
1bit
—
Stop bit length
Select from the following three types
앫
No parity, stop bit length: 2 bits
앫
Odd parity, stop bit length: 1 bit
앫
Even parity, stop bit length: 1 bit
Pr. 120
Parity check
Error check
CRC code check
—
Terminator
—
—
Waiting time setting
—
—
Tab. 6-87:
Communication specifications
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Страница 112: ...Operation panel Operation 4 20 ...
Страница 154: ...External operation Basic settings 5 42 ...
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Страница 562: ...Meters and measuring methods Troubleshooting 7 34 ...
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