... movable part, safe and reliable.5. l Wide measure range, bigger than 1:30.6. l Good repeatability, generally 0.10.08 ... ,orifice, differential pressure flow meter. It was widely used in fields of gas, natural gas, petroleum industry, chemical engineering, energy industry, food industry ... 0.5%±1.0%±1.5%±2.5%Range degree1:101:151:301:100 (gas)1:15(steam)Compensation typeTemperature compensation; pressure ...