
PET-70216/ET-7026 User Manual, version 1.0.1 beta1, Page: 103
6.2. OPC Server
OPC (OLE for Process Control) is the first standard resulting from the collaboration of
a number of leading worldwide automation suppliers working in cooperation with
Microsoft. Originally based on Microsoft's OLE COM (Component Object Model) and
DCOM (Distributed Component Object Model) technologies, the specification defines
a standard set of objects, interfaces and methods for use in process control and
manufacturing automation applications to facilitate interoperability.
There are many different mechanisms provided by various vendors that allow access
to a variety of devices via specific applications. However, if an OPC server is provided
for the device, other applications will be able to access the OPC Server via the OPC
interface.
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