BlockType 
Adds the concept of Blocks needed for block-oriented FieldDevices.
The representation of the BlockType ObjectType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | ns=1;i=1003 |
| NamespaceUri | http://opcfoundation.org/UA/DI/ |
| BrowseName | BlockType |
| NodeClass | ObjectType |
| IsAbstract | True |
| SubtypeOf | TopologyElementType |
| Categories | DI Blocks |
The references from the BlockType ObjectType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasProperty | Variable | RevisionCounter | Int32 | PropertyType | Optional |
| HasProperty | Variable | ActualMode | LocalizedText | PropertyType | Optional |
| HasProperty | Variable | PermittedMode | LocalizedText[] | PropertyType | Optional |
| HasProperty | Variable | NormalMode | LocalizedText[] | PropertyType | Optional |
| HasProperty | Variable | TargetMode | LocalizedText[] | PropertyType | Optional |