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4 result(s) for LimitAlarmType
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OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions5.8.18 LimitAlarmTypeLimitAlarmType Alarms can be modelled with multiple exclusive sub-states and assigned limits or they may be modelled with nonexclusive limits that can be used to group multiple states together ... LimitAlarmType is used to provide a base Type for AlarmConditionTypes with multiple limits. The LimitAlarmType is illustrated in Figure 18 . Figure 18 - LimitAlarmType The LimitAlarmType is formally defined in Table
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OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditionssome temperature transmitter Object with a HasComponent Reference to an instance of a LimitAlarmType . The availability of instances allows Data Access Clients to monitor the current Condition state by subscribing
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OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions5.1 GeneralCondition Types . Figure 8 informally describes the hierarchy of these Types . Subtypes of the LimitAlarmType and the DiscreteAlarmType are not shown. Figure 8 - ConditionType hierarchy
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OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & ConditionsD.2.3 Event categoriesSimple Device Failure --- DeviceFailureEventType Simple System Message --- SystemEventType Tracking --- --- AuditEventType Condition --- --- AlarmType Condition Level --- LimitAlarmType Condition Level PVLEVEL ExclusiveLevelAlarmType Condition Level SPLEVEL ExclusiveLevelAlarmType Condition Level HI HI NonExclusiveLevelAlarmType Condition Level ... Conditions . If an Event Category is mapped to a LimitAlarmType then the sub Condition name in the Event are be used to set the state of a suitable State Variable