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• OPC-10000-5 – OPC Unified Architecture - Part 5: Information Model
  6.4.35 ProgressEventType
  defined in 6.4.2 , which means it inherits the InstanceDeclarations of that Node. HasProperty Variable Context BaseDataType PropertyType Mandatory HasProperty Variable Progress UInt16 PropertyType Mandatory Conformance Units Base Info Progress Events ... when the progress of a Service call is exposed. The additional Property Context contains context information about what operation progress is reported. In the case of Service calls it shall