UA Part 14: PubSub - 6.2.6.7 WriterGroup structures

This Structure DataType is used to represent the configuration parameters for WriterGroups. It is a subtype of PubSubGroupDataType defined in 6.2.5.7.

The WriterGroupDataType is formally defined in Table 34.

Table 34 – WriterGroupDataType structure

Name	Type	Description	Allow Subtypes
WriterGroupDataType	Structure	Subtype of PubSubGroupDataType defined in 6.2.5.7.
WriterGroupId	UInt16	Defined in 6.2.6.1.
PublishingInterval	Duration	Defined in 6.2.6.2.
KeepAliveTime	Duration	Defined in 6.2.6.3.
Priority	Byte	Defined in 6.2.6.4.
LocaleIds	LocaleId[]	Defined in 6.2.6.5.
HeaderLayoutUri	String	Defined in 6.2.6.6.
TransportSettings	WriterGroupTransportDataType	Transport mapping specific WriterGroup parameters. The abstract base type is defined in 6.2.6.7.2. The concrete subtypes are defined in the subclauses for transport mapping specific parameters. If no concrete subtype is defined for the transport mapping, the field shall be null.	True
MessageSettings	WriterGroupMessageDataType	NetworkMessage mapping specific WriterGroup parameters. The abstract base type is defined in 6.2.6.7.3. The concrete subtypes are defined in the subclauses for message mapping specific parameters. If no concrete subtype is defined for the message mapping, the field shall be null.	True
DataSetWriters	DataSetWriterDataType[]	The DataSetWriters contained in the WriterGroup. The DataSetWriter parameters are defined in 6.2.4.

The WriterGroupDataType Structure representation in the AddressSpace is defined in Table 35.

Table 35 – WriterGroupDataType definition

Attributes	Value
BrowseName	WriterGroupDataType
IsAbstract	False
References	NodeClass	BrowseName	IsAbstract
Subtype of PubSubGroupDataType defined in 6.2.5.7.
Conformance Units
PubSub Parameters Discovery

6.2.6.7.2 WriterGroupTransportDataType

This Structure DataType is an abstract base type for transport mapping specific WriterGroup parameters. The abstract DataType does not define fields.

The WriterGroupTransportDataType Structure representation in the AddressSpace is defined in Table 36.

Table 36 – WriterGroupTransportDataType definition

Attributes	Value
BrowseName	WriterGroupTransportDataType
IsAbstract	True
Subtype of Structure defined in OPC 10000-5.
Conformance Units
PubSub Parameters Discovery

6.2.6.7.3 WriterGroupMessageDataType

This Structure DataType is an abstract base type for message mapping specific WriterGroup parameters. The abstract DataType does not define fields.

The WriterGroupMessageDataType Structure representation in the AddressSpace is defined in Table 37.

Table 37 – WriterGroupMessageDataType definition

Attributes	Value
BrowseName	WriterGroupMessageDataType
IsAbstract	True
Subtype of Structure defined in OPC 10000-5.
Conformance Units
PubSub Parameters Discovery