5 Model

5.6 DataTypes

5.6.2 Range

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 |