The basic system of the PD flow meter includes dividing the fluid flow into different, measurable volumes. The meter is made of a chamber that traps a predetermined volume of fluid. Rotors, gears, pistons, or vanes within the chamber shift in a particular sequence, driven via the flow of fluid. https://flowmeter-tokico77542.dsiblogger.com/62654405/getting-my-grating-floor-to-work