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IEC 62541-11

OPC unified architecture – Part 11: Historical Access

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Organization: IEC
Publication Date: 1 June 2020
Status: active
Page Count: 110
ICS Code (Industrial process measurement and control): 25.040.40
ICS Code (Multilayer applications): 35.100.05
scope:

This part of IEC 62541 is part of the OPC Unified Architecture standard series and defines the information model associated with Historical Access (HA). It particularly includes additional and complementary descriptions of the NodeClasses and Attributes needed for Historical Access, additional standard Properties, and other information and behaviour.

The complete AddressSpace Model including all NodeClasses and Attributes is specified in IEC 62541-3. The predefined Information Model is defined in IEC 62541-5. The Services to detect and access historical data and events, and description of the ExtensibleParameter types are specified in IEC 62541-4.

This document includes functionality to compute and return Aggregates like minimum, maximum, average etc. The Information Model and the concrete working of Aggregates are defined in IEC 62541-13.

Document History

IEC 62541-11
June 1, 2020
OPC unified architecture – Part 11: Historical Access
This part of IEC 62541 is part of the OPC Unified Architecture standard series and defines the information model associated with Historical Access (HA). It particularly includes additional and...
March 1, 2015
OPC unified architecture - Part 11: Historical Access
This part of IEC 62541 is part of the overall OPC Unified Architecture standard series and defines the information model associated with Historical Access (HA). It particularly includes additional...

References

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