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4 result(s) for ReferenceDescriptionVariableType

• OPC-10000-23 – OPC Unified Architecture - Part 23: Common ReferenceTypes
  5.3.1 ReferenceDescriptionVariableType
  ReferenceDescriptionVariableType The ReferenceDescriptionVariableType is a subtype of the BaseDataVariableType . It is used as container to expose additional information of a Reference . The Value contains the description of the Reference ... opposite direction is browsable. The VariableType is formally defined in Table 14 . Table 14 - ReferenceDescriptionVariableType Definition Attribute Value BrowseName ReferenceDescriptionVariableType IsAbstract FALSE ValueRank -1 (-1 = Scalar) DataType ReferenceDescriptionDataType References NodeClass
• OPC-10000-23 – OPC Unified Architecture - Part 23: Common ReferenceTypes
  5.1 Overview
  following rules apply for using a ReferenceDescription . A ReferenceDescription Variable shall be of VariableType ReferenceDescriptionVariableType (see 5.3.1 ) or a subtype. The ReferenceDescription Variable shall exist only in addition
• OPC-10000-23 – OPC Unified Architecture - Part 23: Common ReferenceTypes
  5.2 Reference Refinement
  Reference Refinements with multiple path options Therefore, the Property ReferenceRefinement is defined for the ReferenceDescriptionVariableType (see 5.3.1 ) allowing to make the refined References explicit. In Figure 5 , an example
• OPC-10000-23 – OPC Unified Architecture - Part 23: Common ReferenceTypes
  5.4.1 HasReferenceDescription
  NodeClass . The TargetNode of this ReferenceType shall be a Variable of VariableType ReferenceDescriptionVariableType or one of its subtypes. The HasReferenceDescription is formally defined in Table 15 . Table 15 - HasReferenceDescription Definition