B&B Electronics GW-7472 - Manual User Manual

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GW-7472 User Manual, Version 1.0, Dec 2010

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Modbus Features:

Modbus Protocol: Modbus RTU Master

Maximum support 30 Modbus RTU commands

Supported Modbus RTU Function Codes:

 01

hex

: Read Output Status

 02

hex

: Read Input Status

 03

hex

: Read Multiple Data Registers

 04

hex

: Read Input Registers

 0F

hex

: Write Multiple Bits

 10

hex

: Write Multiple Data Register

Maximum data size of one Modbus RTU command: 240 bytes