... working pressure 250 BarCompressive strength 375 BarOperating environment temperature range -45 -+70 degrees ecntigradeExplosion proof grade ... than 200WMass flow meter Imported mass flow meter with temperature sensor for compensating (America Micro motion CNG050 or Germany ... 2. Operator Interface with large LCD screen can display operators, drivers, models, plus gas flow rate, pressure, temperature, ...