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Event frames start trigger on trigger condition change

I would like to be able to define start trigger that fires a e new event frames only if the start condition changes. I mean: - Start trigger: 'Equip Status' = "ON" - End trigger: 'Equip rpm' >= 1000 I would like that the event start is triggere...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 4 No status

4 VOTE

Write to output before analysis trigger initially

The customer has created some PI AF analyses these analyses trigger based on Event-Triggered. However, the customer his wondering if she can write a value to the output attribute before the analysis triggering for the first time. As of now, we onl...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 6 Declined

4 VOTE

Analytics functions Find with custom filter

I would like to have new analytics functions Find(attribute attname, time startTime, timeendTime, string filter) and TimeTrue(attribute attname, time startTime, timeendTime, string filter) similar to FindEq() and TimeEq() but with flexible filter ...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 Declined

4 VOTE

Analytics iteration

In case of only reading the attributes of the tag structure during an analysis/calculation, as tagname, tagnum, etc. could there be a way to put the attribute even though it's an output. Background: Customer is using analysis template where some o...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 0 Declined

4 VOTE

Add FFT calculations

Currently, PI has an FFT interface. I would like to take this functionality and implement it within Asset Analytics so that we can understand the dominant frequencies of our continuous process data without having to support a separate custom appli...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 2 Declined

4 VOTE

Equivalent to TagTot using multiplication, for example, to calculate a geometric mean

TagTot will provide the sum of event values for a given time range. Customers wishing to calculate the geometric mean could use an equivalent function that multiplies each value together. Additionally, a specific geometric mean function may be u...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 Declined

4 VOTE

Ability to filter analysis by backfilling status

It's sometimes very important to wait the end of a backfilling operation before ask for another backfilling operation. That's why, it should be convenient to filter the analysis list to point out the analysis still in progress.

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 0 Declined

4 VOTE

XOR operator for expression analyses

AF (and PE) expressions currently have AND and OR operators. These work either logically or (if both operands are integer) in a bitwise fashion. There should also be an XOR operator that works the same way, to avoid the messy construct (A AND NOT ...

tinklerj over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 No status

4 VOTE

Allow analyses to trigger after MaxTime has passed

Trigger analyses "On Any" but also allow for a MaxTime and trigger after MaxTime has passed. Helpful to keep the timestamp current.

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 0 Declined

4 VOTE

Analysis Preview Results - Automatically scroll to result row

After generating "Preview Results" (from right mouse click on analysis name on PSE Analysis Templates tab) it would be nice if the upper results table would auto scroll to the related time value when using the trend cursor to click on the results ...

Guest over 2 years ago in AVEVA™ PI Server / Analytics & Calculations 0 No status

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