11 System States and Conditions for the Vision System ToC Previous Next

11.3 Classes of Informational Elements ToC Previous Next

11.3.6 Persistent Error ToC Previous Next

This highest class of severity is used for error messages associated with problems that need human interaction. This kind of errors cannot automatically be solved, an operator has to do something in the physical world before the operation can go on. Acknowledgement and confirmation is mandatory for this class.

Table 128 – Information Elements

Information Type Severity needs Acknowledge needs Confirmation OPC UA Type
Persistent Error 801…1000 yes yes VisionPersistentErrorConditionType
Error 601…800 yes optional VisionErrorConditionType
Warning 401…600 optional optional VisionWarningConditionType
Information 201…400 no no VisionInformationEventType
Diagnostic Information 1…200 no no VisionDiagnosticInfoEventType

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