A UAInstanceis a subtype of the UANodedefined in F.3. It is the base type for the types defined in Table F.6. The fields in the UAInstancetype are defined in Table F.7. Subtypes of UAInstancewhich have fields in addition to those defined in OPC 10000-3are described in detail below.
Table F.6– UANodeSet Instance Nodes
|
Subtype |
Description |
|
UAObject |
Defines an Object Nodeas described in OPC 10000-3. |
|
UAVariable |
Defines a Variable Nodeas described in OPC 10000-3. |
|
UAMethod |
Defines a Method Nodeas described in OPC 10000-3. |
|
UAView |
Defines a View Nodeas described in OPC 10000-3. |
|
Element |
Type |
Description |
|
ParentNodeId |
NodeId |
The NodeIdof the Nodethat is the parent of the Nodewithin the information model. This field is used to indicate that a tight coupling exists between the Nodeand its parent (e.g. when the parent is deleted the child is deleted as well). This information does not appear in the AddressSpaceand is intended for use by design tools. |