OPC Classic Addressing for VTScada

The name of OPC server program id is "Trihedral.VTSOPC.DA". All clients connecting to a VTScada OPC server will need to connect to this Prog ID.

Each VTScada application must have its own namespace. This is defined in the OPC Server Setup tag. The naming hierarchy can be visualized with the help of the following diagram:

To access a tag's value, use the syntax:

NameSpace_name\tags\all\TagName