OPC (OLE for Process Control) is a standard interface which provides access to the data of an automation process. Main task of the CODESYS OPC Server is the exchange of data (read / write) with the controller for example for visualizations or for process data logging programs. The CODESYS OPC-Server is an additional Windows program delivered along with the IEC 61131-3 Development System CODESYS.
Supported specifications:
OPC Common Definitions and Interfaces Version 1.0
Data Access Custom Interface Standard Version 1.0a
Data Access Custom Interface Standard Version 2.05A
Data Access Custom Interface Standard Version 3.0
Data Access Automation Interface Standard Version 2.02
Alarms and Events Interface Version 1.10
Hierarchical browsing of variables supported