Answer question
OPC values between AC500 and 800xa
we follow the opc configuration manual to communicate AC500 PLC to 800XA system
we can read and update the OPC and change the values from state in the Matrikon OPC but the value is bad in 800XA

we can read and update the OPC and change the values from state in the Matrikon OPC but the value is bad in 800XA
