LGOS 
The representation of the LGOS ObjectType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | ns=1;i=290 |
| NamespaceUri | http://opcfoundation.org/UA/IEC61850-7-4 |
| BrowseName | LGOS |
| NodeClass | ObjectType |
| IsAbstract | False |
| SubtypeOf | CommonLN |
The references from the LGOS ObjectType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasDataObject | Object | NdsCom | SPS | Optional | |
| HasDataObject | Object | St | SPS | Mandatory | |
| HasDataObject | Object | SimSt | SPS | Optional | |
| HasDataObject | Object | LastStNum | INS | Optional | |
| HasDataObject | Object | ConfRevNum | INS | Optional | |
| HasDataObject | Object | RxConfRevNum | INS | Optional | |
| HasDataObject | Object | GoCBRef | ORG | Mandatory |