NodeClass TOC Previous Next Specification

The fields of the NodeClass DataType are defined in the following table:

Name Value Description
Unspecified 0  
Object 1  
Variable 2  
Method 4  
ObjectType 8  
VariableType 16  
ReferenceType 32  
DataType 64  
View 128  

The representation of the NodeClass DataType in the address space is shown in the following table:

Name Attribute
NodeId i=257
NamespaceUri http://opcfoundation.org/UA/
BrowseName NodeClass
IsAbstract False
SubtypeOf Enumeration
Categories  

The references from the NodeClass DataType Node are shown in the following table:

Reference NodeClass BrowseName DataType TypeDefinition ModellingRule
HasProperty Variable EnumValues EnumValueType[] PropertyType Mandatory