Rotary Piston Type Positive Displacement Flowmeter;flow meter; oil flowmeter;flowmeter Advantages: Wide Flux---: 1L/H - 16000L/H Optimized structure---: No flow adjustment is required. Measuring Medium---: Petro,Diesel oil,Distilled water,Juice,Chemical reagent etc. Safety---: Flow throuth the meter continues even when piston was stuck by impurity. High precision: Up to 0.3% / 0.5% / 1.0% For details please visit