The HasWriterGroup ReferenceType is a concrete ReferenceType that can be used directly. It is a subtype of the HasComponent ReferenceType.

The SourceNode of References of this type shall be an instance of the PubSubConnectionType defined in 9.1.5.2.

The TargetNode of this ReferenceType shall be an instance of the WriterGroupType defined in 9.1.6.3.

Servers shall provide the inverse Reference that relates a WriterGroup Object back to a PubSubConnectionType Object.

The representation of the HasWriterGroup ReferenceType in the AddressSpace is specified in Table 273.

Table 273 – HasWriterGroup ReferenceType

Attributes	Value
BrowseName	HasWriterGroup
InverseName	IsWriterGroupOf
Symmetric	False
IsAbstract	False
References	NodeClass	BrowseName	Comment
Subtype of HasComponent defined in OPC 10000-5.
Conformance Units
PubSub Model Base