Siemens SIMATIC S7-1500 Function Manual page 235

OPC UA communication
9.3 Using the S7-1500 as an OPC UA server
Figure 9-46
The SessionsDiagnosticsSummary node also shows the properties of the client application
accessing the server within the session.
Figure 9-47
Diagnostics of the connection between client and server
To diagnose the status of the connection during program runtime in the client, use the
following instruction:
OPC_UA_ConnectionGetStatus: Read connection status.
234
Server diagnostics
Sessions diagnostics with the properties of the client application
Function Manual, 11/2019, A5E03735815-AH
Communication