PD meter
An inexpensive positive displacement flow meter with explosion-proof construction while supporting wide range of fluids from water, oil to general chemical liquids. •   
A small-size high performance positive displacement flowmeter for managing the remainder of fuel oil tank, replenish period, and precisely measuring the consumption of fuel
Inexpensive positive displacement flowmeter mainly intended for measurement of oil and water fed to a boiler. Instantaneous and total flow indications are available in