Rs485 Communications - ABB SM2000 User Manual

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...4 CONFIGURATION

4.4.6 RS485 Communications

Refer to APPENDIX 2 for information on using the Modbus

link.

Set according to the number of transmission wires

connected to the instrument: 4-wire, 2-wire.

Set the Baud rate used by the host system: 1200, 2400,

4800, 9600, 19200, 38400, 115200.

Set the Parity used by the host system: None, Odd, Even.

Set a unique Modbus Address that allows the host system to

identify the instrument on a Modbus link.

Note. Maximum 31 slaves per loop.

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