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 |