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5.8.15.3 ExclusiveDeviationAlarmType

The ExclusiveDeviationAlarmTypeis utilized with multiple mutually exclusive limits. It is formally defined in Table 68.

Table 68– ExclusiveDeviationAlarmType definition

Attribute

Value

BrowseName

ExclusiveDeviationAlarmType

IsAbstract

False

References

NodeClass

BrowseName

DataType

TypeDefinition

Modelling Rule

Inherits the Propertiesof the ExclusiveLimitAlarmTypedefined in clause 5.8.12.3.

HasProperty

Variable

SetpointNode

NodeId

PropertyType

Mandatory

HasProperty

Variable

BaseSetpointNode

NodeId

PropertyType

Optional

The SetpointNode Propertyprovides the NodeIdof the set point used in the Deviationcalculation. If this Variableis not in the AddressSpace, a NULL NodeIdshall be provided.

The BaseSetpointNode Propertyprovides the NodeIdof the original or base setpoint. The value of this node is the value of the set point to which an AdaptiveAlarmcan be reset if any algorithmic changes need to be discarded. The value of this node usually contains the originally configured set point.

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