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EVS-EN 62541-11:2015

OPC unified architecture - Part 11: Historical Access

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Kehtetu alates 15.09.2020
Alusdokumendid
IEC 62541-11:2015; EN 62541-11:2015
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Nimetus
15.09.2020
Põhitekst
08.06.2015
Põhitekst
IEC 62541-11:2015 is part of the overall 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. It also 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.
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