OPC DA Server

The TwinCAT 3 Function TF6120 provides an OPC-Server, which provides different features. The following table gives an overview about all features and links to the corresponding chapter in this documentation.

Feature	Description
General	Provides documentation about general configuration settings.
Data Access (DA)	Data Access provides the functionality to read/write process values from TwinCAT PLC or TwinCAT I/O.
Conversion	Converting process values "on-the-fly"
Simulation	Simulating process values without actually connecting to the underlying device.
Item properties	Definition of Item Properties.
Data exchange via network	Communicating with OPC via the network.