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Scope: Core (OPC-10000-*) All specs

3 result(s) for ExtraData

OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

3.1.7 ModifiedValues

modified data available for an entry in the historical collection it shall set the ExtraData bit in the StatusCode
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

5.1.2 Annotations Property

HistoricalDataNode of the Annotations Property . In the returned dataValues array, values with the ExtraData flag set provide the SourceTimestamp. The ReadRawModifiedDetails structure is described in 6.5.3 . For the ReadRawModifiedDetails , Annotation
OPC-10000-11 – OPC Unified Architecture - Part 11: Historical Access

6.5.3.2 Read raw functionality

value which hides other values at a timestamp then it shall set the ExtraData bit in the StatusCode associated with that value. The additional values can be retrieved with ... Server contains additional information regarding a value, such as Annotations, then the ExtraData bit shall also be set. If the requested TimestampsToReturn is not supported for a Node , the operation