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How do I check a previous PI Value for Numeric status?

Question asked by bjohanneck on May 22, 2020
Latest reply on May 23, 2020 by bjohanneck

I'm familiar with using BadVal(Float('Attribute')) to return a True or False as a Numeric status.


I'm also familiar with using PrevVal or PrevEvent for various purposes, but I can't successfully nest PrevVal or PrevEvent with BadVal.


I'm looking for something like this...