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5.6 DataTypes ToC Previous Next

5.6.2 Range ToC Previous Next

This structure defines the Range for a value. Its elements are defined in Table 17.

Table 17 – Range DataType structure

Name Type Description
Range structure  
   low Double Lowest value in the range.
   high Double Highest value in the range.

NOTE For some DataTypes, e.g. Int64, UInt64, or Decimal, there may be a loss in precision in the representation of the range with a Double.

If a limit is not known a NaN shall be used.

Its representation in the AddressSpace is defined in Table 18

Table 18 – Range definition

Attribute Value
BrowseName Range
IsAbstract False

Subtype of Structure defined in OPC 10000-5.

References NodeClass BrowseName DataType TypeDefinition Other
Conformance Units          
Base Info Range DataType          

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