Scaling Modbus Tag Data in Groov

[Beno]

Search is your friend?

Modbus scaling - even if you have an offset

What if your input isn’t quite the right scaling? As of groov 3.2, there are a couple of gadgets that let you scale your input so you can have 50,000 gallons coming in from your tag, say, and have the gadget’s units show 0-50 tens of thousands of gallons, for example. That can work for any type of tag. If you’re using Modbus tags, you can do linear or square root scaling on the tag itself. But what if you’re not sure how to scale? Or if you have an offset in the calculation? Math to the rescue…

Mary is out of the office till Thursday, but if you have any questions, post them here, my math is weak, but there are plenty of lurkers…