Establish OPC Connection and develop,test an OPC Communication Interface between a automation Server(Codesys) and client(Unisim - Control process simulator). Dcom configuration was made and MATRIKON test servers and client system were used. Testing of interface by Data Transfer from and to client system. Developed a simulated process model in UN…

OPC stands for OLE for Process Control. The application performs operations such as establishing a connection to the PLC, writing data to the PLC, and reading data from the PLC using OPC comm.