Choose the timestamp output for an analysis based on a variable of calc
So far, we have the ability to choose an option among: "Trigger Time", "Execution Time" and "Relative to Trigger Time" for the output Timestamp.
I'd like to have other option based on a variable type timestamp a the same analysis.
I uploaded a d...
Add flag for offline archive reprocessing to honor archived digital state values
If a tag is edited to use a new digital state set, this set will be used for all future data even though the previous state set is still used for historical data. If a historical archive (prior to editing the digital state set used by the po...
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about 3 years ago
in Data Archive
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Moving Average / Moving weighted average FUNCTION in AF Analysis
our customer wants to have a moving average / moving weighted average function available in AF analysis.
So far they are using the prevevent and prevval functions.
However with more samples the formula gets too long.
PI Analysis: Auto-backfill should not skip analyses - ones that hasn't had an new value in a while (72+hrs)
Whenever the PI Analysis Service is restarted, the auto-backfill feature (if enabled) kicks in, and backfills any gaps from the downtime.
However, the analysis service will not auto-backfill analyses that haven't been updated in the last 72 hours...
Notification e-mail delivery channel to accept multiple email address in a single enpoint
In AF Service 2017 R2, Notification no longer supports multiple e-mail addresses delimited by comma (,) or semicolon (;) to be added in a single delivery endpoint. If we do so, it will only send an e-mail only to the first recipient.
The workarou...
We have some data analyzers in the DCS system that provide results to PI tags in a delayed fashion.
Sample use case:
(t+0s) valve closes,
(t+30s) measurement1 sent to the DCS tag m1
(t+60s) measurement2 sent to the DCS tag m2.
We need to tri...
AF Analysis Function to Check for PI Point Existence
As a wide-scale analytics user, I would like for there to be a function to check if a PI Point exists. I have an element template that I use to represent a large number of assets. Some of these assets do not have PI-point based attribu...