Siemens SICAM RTU User Manual page 226

Service
Errors with the Target System Connection
Errors that can occur with the target system connection are displayed centrally in the "Error-
state viewer" of "CAEx plus". It concerns thereby notifications of
·
the target system connection
·
the code generator
·
the control panel
·
the online applications
·
the "Open Operating System"
·
the target-system integration into the project management
·
the "openPLC"
You find the exact details in the CAEx plus Online Help, chapter "Target-System Connection",
section "Program Messages for Target-System Connection".
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SICAM RTUs, SICAM AK 3 User Manual
Edition 07.2016, DC2-028-2.03