HART 
The representation of the HART ObjectType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | ns=1;i=1376 |
| NamespaceUri | http://fdi-cooperation.com/OPCUA/FDI7/ |
| BrowseName | HART |
| NodeClass | ObjectType |
| IsAbstract | False |
| SubtypeOf | ProtocolType |