... flow of liquid, gas, steam, ropy mediums or ambulatory mediums in low, normal or high temperature condition.2. l Total quantity ... pressure flow meter. It was widely used in fields of gas, natural gas, petroleum industry, chemical engineering, energy industry, food industry, ... low temperature type)Accuracy±0.2%±0.5%±1.0%±1.5%±2.5%Range degree1:101:151:301:100 (gas)1:15(steam)Compensation ...