Analytics & Calculations

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SecSinceValueChange

One of the items i need to build frequently, yet no support in analytics yet. I want to habe an AF Analysis function that returns the number of seconds a value of an attribute has changed. E.g. to calculate how long a pump is running, how long a b...

Guest almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 1 No Status

24 VOTE

Improve UI for Analysis Service Statistics

It can be difficult to locate an analysis group in the current (2.9.5) UI for the Analysis Statistics in a large system. Currently the groups are organized in decreasing order of lag which is great to troubleshoot latency issues. However, if one w...

Guest almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 0 No Status

24 VOTE

Set name of Event Frame on close (or by the value of an EF output attribute)

It would be useful if Analysis Service would set the name of the Event Frame on close rather than open. The use case is customer wants to dynamically set the name by a value of an EF attribute (possibly an EF output attribute) - for example, if a...

Guest almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 4 No Status

24 VOTE

multiple instances of analysis service

As a PI administrator I would like to be able to create multiple instances of "PI Analysis Service" windows service for these reasons: - avoid new potentially problematic analysis from affecting the ones that are operational and working correctly...

Phillip Riesinger almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 5 No Status

23 VOTE

Allow default value for rollup analysis

Allow a default value to be specified for rollup analysis. This value would be used when the rollup cannot find any matching attributes, thereby eliminating a lot of rollup analysis errors and Calc Failed values from being written.

Guest almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 7 No Status

22 VOTE

Allow BadVal to check multiple inputs or IFERROR

Right now BadVal can only check one variable or Expression. So if I am evaluating an expression with say 10 inputs, and I want the expression to output NoOutput() if any one of the 10 inputs are BadVal, then I have 2 options right now. 1) copy...

taterhead247 almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 5 No Status

21 VOTE

Reason Code value to AF element attribute or PI Tag

As a PI system user, I need the ability to use reason codes to develop reports and dashboards. The current functionality of PI Vision symbols and analytics do not really enable the use of the current data type of EF attribute. The ability to ma...

Guest almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 2 No Status

20 VOTE

Enhance functionality of NumOfChanges

By now the NumOfChanges Function in AF Analytics does not take into account the value at the start of the timerange. NumOfChanges only counts the amount of changed values of the recorded values in the given timeframe. If I query the NumOfChanges ...

juergen.b.schmidt almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 4 No Status

20 VOTE

Replace function to be added in AF analysis

It would be interesting to add the Replace function (like the one in StringBuilder) directly in AF Analysis

Gael almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 2 No Status

19 VOTE

Add reset and hold triggers to SQC analytics

Add the triggers to SQC rules to reset or hold the SQC rule. When monitoring a periodic or batch based process, a user needs to be able to hold the SQC rule or put that rule in a hold state until the process resumes. Without this feature, virtuall...

Guest almost 2 years ago in AVEVA™ PI Server / Analytics & Calculations 0 No Status

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