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AVEVA™ Historian

CurrentTagHistoryVersion

  • Last UpdatedNov 17, 2021
  • 1 minute read

This read-write property determines the current tag’s history source for data retrieval. This setting overrides the default setting specified at the application level if the CurrentTagRetrievalStyle property is set to an option other than Style selected at option level.

Syntax

aaHistClientTrend.CurrentTagHistoryVersion = aaRetrievalVersion;

Result = aaHistClientTrend.CurrentTagHistoryVersion;

Remarks

For information on possible values, see aaRetrievalVersion Enumeration. This property is relevant for all retrieval modes.

The default value is 0 (latest values).

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