water meter adapts to measure the liquid ratr and total flowrate of ... of sully.3.Erode-resistant Be the same with sea water,ammonia,acetometer,etc.4.Bi-direction Pulse,4~20mADC,total ... and rate display in the field.5.Power supply 5~24VDC6.Explode ... 40,50,80,100,150,200,250,300mmSpecifocation:DN(mm)Flow range(m3/h)Medium temp.PN(mPa)Env.TempPressure loss ...