Many, many apologies, your question got lost in our multi-million dollar, laser guided, forum system.
(Actually, I forgot, sorry).
When enabled the calculations feed processor will generate the minimum, maximum and running average values over the last 'n' messages on the feed. You can access these values with the
We are actually revising the docs as I write, and these were missing.
You can see an example use of the calculations in the ExampleApp in the Weather Station screen. The twoseventy dials use it.