The IsDisplayedReferenceType is a concrete ReferenceType and can be used directly. It is a subtype of NonHierarchicalReferenceType.

The semantic of this ReferenceType is to link an OPC UA construct to its UI representation.

The SourceNode of References of this type shall be of type ObjectType, when the ObjectType has the component UIInfo of type UIInformationType.

The TargetNode of this ReferenceType shall be the Variable ZoomedVU or the Variable OverVU of the UserInterfaceType ObjectType.

The IsDisplayedBy ReferenceType is formally defined in the following table.

Table 237 – IsDisplayedBy ReferenceType Definition

Attributes	Value
BrowseName	IsDisplayedBy
InverseName	Displays
Symmetric	False
IsAbstract	False
References	NodeClass	BrowseName	Comment
Subtype NonHierarchicalReferences defined in OPC 10000-5