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5.4 OPC UA ReferenceTypes
5.4.1 HasReferenceDescription

The HasReferenceDescriptionis a concrete ReferenceTypeand can be used directly. It is a subtype of HasChild.

The semantic of this ReferenceTypeis to link to a ReferenceDescriptioneither from a Nodedirectly participating in the Referencethat is described in the ReferenceDescription(as SourceNodeor TargetNode), or from a Nodesomehow related to the Referencethat is described (e.g. in the refinement of the Reference(being part of the refinement path)).

The SourceNodeof Referencesof this type can be of any NodeClass.

The TargetNodeof this ReferenceTypeshall be a Variableof VariableType ReferenceDescriptionVariableTypeor one of its subtypes.

The HasReferenceDescriptionis formally defined in Table 15.

Table 15– HasReferenceDescription Definition

Attributes

Value

BrowseName

HasReferenceDescription

InverseName

ReferenceDescriptionOf

Symmetric

FALSE

IsAbstract

FALSE

References

NodeClass

BrowseName

Comment

Subtype of HasChild defined in OPC 10000-5

Conformance Units

Base Info ReferenceDescription

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