NamingRuleType 
The fields of the NamingRuleType DataType are defined in the following table:
| Name | Value | Description |
|---|---|---|
| Mandatory | 1 | The BrowseName must appear in all instances of the type. |
| Optional | 2 | The BrowseName may appear in an instance of the type. |
| Constraint | 3 | The modelling rule defines a constraint and the BrowseName is not used in an instance of the type. |
The representation of the NamingRuleType DataType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | i=120 |
| NamespaceUri | http://opcfoundation.org/UA/ |
| BrowseName | NamingRuleType |
| IsAbstract | False |
| SubtypeOf | Enumeration |
| Categories |
The references from the NamingRuleType DataType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasProperty | Variable | EnumValues | EnumValueType[] | PropertyType | Mandatory |