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

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OPC-10000-3 – OPC Unified Architecture - Part 3: Address Space Model

5.8.6.1 Overview

Number DataType . It references two Variables , Y:UInt32 with the DataType UInt32 , the ValueRank Scalar which does not allow subtypes and X:IntegerArray, of Integer , ValueRank OneDimension that does allow ... abstract DataType ). Thereby, any Variable using the SubtypeRestriction is limiting its values to scalar UInt32s or arrays of Integer or any subtypes of Integer . Figure 23 - Example of a SubtypeRestriction
OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings

F.13 DataTypeField

OptionSet DataTypes . ValueRank Int32 The value rank for the field. It shall be Scalar (-1) or a fixed rank Array (>=1). This field is not specified for Enumeration
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.5.4.3 VerboseEncoding and abstract type handling

encoding with the different RawData settings. The ValueRank configured for the DataSet field is Scalar if no other ValueRank is mentioned in the description. Table 187 provides examples of DataValue ... Table 186 - DataSet field Variant VerboseEncoding examples Description DataType RawData = TRUE RawData = FALSE Simple scalar Int32 Int32 1234 1234 Simple scalar String String "Apple" "Apple" BaseDataType