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Scope: Core (OPC-10000-*) All specs

3 result(s) for NodeId Attribute

OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.9.5.1 Description

vendor-specific. For Variable Nodes Servers shall concentrate their optimization efforts on the Value Attribute . Registered NodeIds are only guaranteed to be valid within the current Session . Clients shall unregister ... registered NodeIds but only the canonical NodeId s which is the value of the NodeId Attribute
OPC-10000-4 – OPC Unified Architecture - Part 4: Services

7.22.3 EventFilter

whereClause parameters are specified with the SimpleAttributeOperand structure (see 7.7.4.5 ). This structure requires the NodeId of an EventType supported by the Server and a path to an InstanceDeclaration . An InstanceDeclaration ... Server is only required to support the Value Attribute for Variable Nodes and the NodeId Attribute for Object Nodes . That said, profiles defined in OPC 10000-7 may make support
OPC-10000-9 – OPC Unified Architecture - Part 9: Alarms & Conditions

5.5.2 ConditionType

EnabledState shall not be extended with a sub state machine. Table 8 - ConditionType definition Attribute Value BrowseName ConditionType IsAbstract True References NodeClass BrowseName DataType TypeDefinition ModellingRule Subtype of the BaseEventType ... NodeId NodeId of the ConditionType Node browsePath[] QualifiedName empty attributeId IntegerId Id of the NodeId Attribute