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This sounds like a unit of measure issue. Look at the description of TagTot. Notice, PI assumes units per day. If 'test' is gallons/hour and you want gallons, you would multiple the result by 24.
1 of 1 people found this helpful
In addition to Dan's post, I wanted to ask if you are perhaps expecting an event weighted total (similar to the sum function in Excel)? TagTot gives a time weighted total (i.e., integrating to get the area under a curve). If you are indeed looking for an event weighted total, I would suggest the following threads to help you out:
Please keep us posted on your progress.
Thanks for this!