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

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OPC-10000-8 – OPC Unified Architecture - Part 8: Data Access

A.4.2.3 Variable Nodes

following properties based on the node attributes or its references: Standard Properties: Item Canonical Data Type (Property ID: 1): The combined value of the DataType attribute and the ValueRank attribute ... node in the OPC UA Server is assigned to this property (see A.4.3.2 ). Item Value (Property ID: 2): The value of the Value attribute of the node