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How can I connect to a M340 via Modbus serial using Unity Pro V12?

Published date: 04 November 2019


The default Modbus Comm parameters to connect to a M340 are:
Baudrate: 9600
Bits: 8
Parity: Even
Node Address: 1

The RS232 modbus cable pinout:
2------------2
3------------1
5------------8
4 and 6 jumped (DB9 side only)
7 and 8 jumped (DB9 side only)
3 and 6 jumped (RJ45 side only)



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