String 
The representation of the String DataType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | i=12 |
| NamespaceUri | http://opcfoundation.org/UA/ |
| BrowseName | String |
| IsAbstract | False |
| SubtypeOf | BaseDataType |
| Categories |
The references from the String DataType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasSubtype | DataType | NormalizedString | |||
| HasSubtype | DataType | DecimalString | |||
| HasSubtype | DataType | DurationString | |||
| HasSubtype | DataType | TimeString | |||
| HasSubtype | DataType | DateString | |||
| HasSubtype | DataType | LocaleId | |||
| HasSubtype | DataType | NumericRange |