HasExternalVars 
The representation of the HasExternalVars ReferenceType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | ns=1;i=4005 |
| NamespaceUri | http://PLCopen.org/OpcUa/IEC61131-3/ |
| BrowseName | HasExternalVars |
| NodeClass | ReferenceType |
| InverseName | ExternalVarsOf |
| Symmetric | False |
| IsAbstract | False |
| SubtypeOf | Organizes |