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7.5 VariableTypes ToC Previous Next

7.5.2 ISA95ClassPropertyType ToC Previous Next index

The ISA95ClassPropertyType is an abstract VariableType that cannot be used directly. It must be subtyped to be used. It is a subtype of BaseDataVariableType defined in OPC 10000-5.

This VariableType is used to define an ISA95ClassProperty for an ISA95Class.

Table 42 – ISA95ClassPropertyType definition

Attribute Value
BrowseName ISA95ClassPropertyType
IsAbstract True
ValueRank 0 (OneOrMoreDimensions)
DataType BaseDataType

Subtype of the BaseDataVariableType defined in OPC 10000-5

References NodeClass BrowseName DataType TypeDefinition ModellingRule
HasISA95Attribute Variable Key CDTIdentifier BaseDataVariableType Optional

The Key defines an Id to differentiate between the different values. When multiple values are stored to the Value attribute this ISA95Attribute is used. For example a value may be a series of numbers, such as a series of peak values from a spectrometer.

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