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Configure Window (Undecimated)

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Last Modified: November 14, 2019

Defines the range of historical tag values to read with Read Tag History or Multi Read Tag History. The default is to read the oldest 1,000 historical values.

take

Number of historical values requested from the server.

If this input is empty, Read Tag History returns the first 1,000 results by default.

start

The time that limits the returned historical values to those written at or after the given time.

end

The time that limits the returned historical values to those written at or before the given time.

newest first?

A Boolean that determines whether to return the newest or oldest historical tag values first.

The default is False, which returns the oldest historical values first.

history window

The configured time range to read historical tag values.

Wire history window to Read Tag History or Multi Read History to define the historical values to return.


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