sewage flowmeter,flowmeter,water meter,all gas,fluid,steam leading in the field anti-impurity&sticky&corrosion welcome agents ... orifice, differential pressure flow meter. It was widely used in fields of gas, natural gas, petroleum industry, chemical engineering, ... Range degree1:101:151:301:100 (gas)1:15(steam)Compensation typeTemperature compensation; pressure compensationRepeatability0.1%~0.08%Power ...