6.5.2 HasQuantity
The HasQuantity is a concrete ReferenceType and can be used directly. It is a subtype of NonHierarchicalReferences.
The semantics of this ReferenceType is to link a Variable with EUInformation DataType to an Instance of the QuantityType ObjectType.
The SourceNode of References of this type shall be a Variable with EUInformation DataType (typically the EngineeringUnits Property).
The TargetNode of this ReferenceType shall be an Instance of the QuantityType ObjectType.
The HasQuantity is formally defined in Table 50.
| Attributes | Value | ||
| BrowseName | HasQuantity | ||
| InverseName | QuantityOf | ||
| Symmetric | False | ||
| IsAbstract | False | ||
| References | NodeClass | BrowseName | Comment |
|---|---|---|---|
| Subtype of NonHierarchicalReferences defined in OPC 10000-5. | |||
| Conformance Units | |||
|---|---|---|---|
| Data Access Quantities Base |