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Scope: Core (OPC-10000-*) All specs

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OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

8.2 AlarmState Variable

DataType TypeDefinition Modelling Rule Subtype of the BaseDataVariableType defined in 10000-5 . HasProperty Variable HighestActiveSeverity UInt16 PropertyType Mandatory HasProperty Variable HighestUnackSeverity UInt16 PropertyType Mandatory HasProperty Variable ActiveCount UInt32 PropertyType Mandatory ... UInt32 PropertyType Mandatory HasProperty Variable Filter ContentFilter PropertyType Mandatory ConformanceUnits A & C Summary HighestActiveSeverity - the highest Severity of any active Alarm . HighestUnackSeverity - the highest Severity of any Unacknowledged Alarm