... can up to 1:100 times,steam can up to 1:30 times.in the past,our flow meter can resist ... such as turbine, electromagnetic, ultrasonic, mass, volumetric,orifice, differential pressure flow meter. It was widely used in fields of gas, natural ... isolating type (ExiallBT4)Protection classIP65; IP67;IP68Characteristics:1. l Measurement flow of liquid, gas, steam, ropy mediums or ambulatory mediums ...