feed water flow meter,water meter for all gas,steam,fluid each ... engineering, energy industry, food industry, environmental protection and water conservancy etc.Characteristicsl Measurement flow of liquid, gas, steam ... impurity.eg. other flow meter can not test waste water, impurity fuel, base oil...but, we can2. ... meter can anti-interfere.eg. even near the pump, the accuracy won't be effected.3.target ...