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4.4.8 StateType

Statesof a FiniteStateMachineare represented as Objectsof the StateType.Each Objectof the StateTypeor one of its subtypes shall be referenced from the ObjectType FiniteStateMachineTypeor one of its subtypes using a HasComponent Referenceor a subtype of HasComponentand shall not have a ModellingRuleas they are not applied on the instances.

The StateTypeis formally defined in Table 7.

Table 7– StateType definition

Attribute

Value

BrowseName

StateType

IsAbstract

False

References

NodeClass

BrowseName

DataType

TypeDefinition

ModellingRule

Subtype of the BaseObjectType defined in OPC 10000-5

Note that a Referenceto this subtype is not shown in the definition of the BaseObjectType.

HasProperty

Variable

StateNumber

UInt32

PropertyType

Mandatory

HasSubtype

ObjectType

InitialStateType

Defined in 4.4.9

HasSubtype

ObjectType

ChoiceStateType

Defined in 4.6.2

Conformance Units

Base Info Finite State Machine Instance

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