Pipeline bore (mm) Throttling
element 1st choice (set) 50, 80, 100, 125, 150, 200, 250, 300
        2nd choice (25), 65, 175, 225, 275, 325
Throttling β Standard orifice 0.44, 0.52, 0.65
Material 1st choice: 1Cr18Ni9Ti;          2nd choice: 2Cr13
Temperature range
℃ Water Environment temperature
℃ 0 ~ 50℃ Application temperature
℃ 0 ~ 100℃
 Dry gas  0 ~ 50℃  -25 ~ 200℃
 Wet gas  0 ~ 50℃  0 ~ 500℃
 Steam  0 ~ 50℃  100 ~ 450℃
Pressure range Nominal pressure: 2.5MPa, 4.0MPa
Relative Humidity ≤95%
Flowing range Same as the traditional standard orifice flow meter
Accuracy 1%
Protection level IP65
Power supply 24VDC
Holding part material 20# steel, A3 steel (optional), 1Cr18Ni9Ti (optional)