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
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Attributes |
Value |
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BrowseName |
HasReferenceDescription |
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InverseName |
ReferenceDescriptionOf |
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Symmetric |
FALSE |
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IsAbstract |
FALSE |
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References |
NodeClass |
BrowseName |
Comment |
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Subtype of HasChild defined in OPC 10000-5 |
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Conformance Units |
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Base Info ReferenceDescription |
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