Tag functions, Pipointidtotag() – Rockwell Automation FactoryTalk Historian SE DataLink 4.2 User Guide User Manual
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FactoryTalk Historian DataLink Function Reference
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Returns
If the output code (page 104) is 0, 1, or 2 only the calculated value is
returned.
Outcode of 3 is not used.
If the outcode is 4 or 5, the percent good is returned to the right of the
value cell.
If the outcode is 6 or 7, the percent good is returned below the value
cell.
Example:
The following calculates the amount of time that the expression from cell
$A$1 is true from the FactoryTalk Historian server named thevax, starting
from midnight yesterday to midnight today:
=PITimeFilterVal($A$1,"y","t","seconds",1,"thevax")
The calculation result is expressed in seconds.
Tag Functions
PIPointIDToTag()
Retrieves a tag name corresponding to a FactoryTalk Historian point ID,
using the following syntax:
PIPointIDToTag(pointid, PIServer)
Arguments
Argument
Explanation
pointid (string)
A FactoryTalk Historian point ID, which is a unique internal ID not
reused upon deletion of a point.
PIServer (string)
The target FactoryTalk Historian server.
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