Logging

PI Interface for OPC DA logs messages about its operation in the local PI Message Log file.

The following information is logged:

• Startup and shutdown status messages

• The scan rate configured for each scan class and the actual update rate provided by the OPC server

• The number of PI points in each scan class, output points, and advise and event tags

• Misconfigured points

• Points rejected by the OPC server (and other error messages from the OPC server)

• OPC server connection attempts and results, including loss of connectivity