How to use the 3V PLC COM2?

Last modified by Jim on 2022/12/17 13:53

LX3V PLC COM2 can support WECON PLC protocol and Modbus Protocol.So user have to program protocol by COM2 system address:D8120 and D8126

Step1:D8126 select the protocol

Step2:D8120 configure the communication parameter

Step3:Set RS instruction to cconfigure Read/Write Bit/Word function by different function code.

Please kindly check the detail information in the link as below

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