Glossary term
NodeId
industrielIntermediate
Also known as
Node IdOPC UA NodeId
Definition
Unique identifier for a node in the OPC UA address space, composed of a namespace (NamespaceIndex) and an identifier (numeric, string, GUID or opaque). Used as a stable reference for subscriptions and reads.
Questions using this term
- The OPC UA Address Space is a hierarchical structure of Nodes linked by typed References (HasComponent, HasProperty, HasTypeDefinition, etc.), exposed as a graph that clients can walk through the Browse service.1. Architecture · Address Space
- The main OPC UA Service Sets are: Discovery, SecureChannel, Session, NodeManagement, View, Query, Attribute (Read/Write), MonitoredItem, Subscription, and Method (Call).3. Services · Hauptsächliche Service Sets
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