Tank volume calculator
It is possible to use the Vutlan virtual element “Math Element” to estimate the total capacity and filled volumes in gallons and liters of tanks such as oil tanks and water tanks.
In order to do this, we need to find out the inside dimensions of the tank used.
Please use the following link Tank Volume Calculator to find the formula.
Once You know the formula, You can use it together with data from the level sensor to calculate the volume.