TighteningTraceType 
The TighteningTraceType is a subtype of the TraceType. This structure is to describe the content of traces for all the steps in the given program.
The representation of the TighteningTraceType VariableType in the address space is shown in the following table:
| Name | Attribute |
|---|---|
| NodeId | ns=1;i=2010 |
| NamespaceUri | http://opcfoundation.org/UA/IJT/ |
| BrowseName | TighteningTraceType |
| NodeClass | VariableType |
| DataType | TighteningTraceDataType |
| ValueRank | -1 |
| IsAbstract | False |
| SubtypeOf | TraceType |
The references from the TighteningTraceType VariableType Node are shown in the following table:
| Reference | NodeClass | BrowseName | DataType | TypeDefinition | ModellingRule |
|---|---|---|---|---|---|
| HasComponent | Variable | StepTraces | StepTraceDataType[] | BaseDataVariableType | Mandatory |