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

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

5.8.25 DiscrepancyAlarmType

PropertyType Mandatory HasProperty Variable Tolerance Double PropertyType Optional ConformanceUnits A & C Discrepancy The TargetValueNode Property provides the NodeId of the Variable that is used for the target value ... InputNode shall equal the value specified by the TargetValueNode (or be within the Tolerance range, if specified). The Tolerance Property is a value that can be added to or subtracted