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Omron PLC Giving 502 Port Error When Connecting with MODBUS TCP/IP

L

Thread Starter

leineme

Hi

i am trying to connect to Omron PLC (cj2m ) from my pc using MODBUS TCP/IP in c#, by using the port 502. i get an error saying that the port can't be reached. is there any method to fix that or change the port number?

thank you
 
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