Hi, I have a sensor that measures a volume in litres. At 100% the water level is 4 litres. The level will decrease over time and then rise again.
I want to visualize the total amount of water that has been in the tank.
In the database i have a value every 5 minutes that hat the water level percentage as integer.
So far i got this:
Problem is, as soon as I zoom in I only get the totals of the timeframe:
How can I get a total here as well?