water meter adapts to measure the liquid ratr and total ... 0.2%,0.5%,1.0% 2>Display:LCD Water meterFeature:1.Hi-Accuracy 0.2%,0.5%,1 ... sully.3.Erode-resistant Be the same with sea water,ammonia,acetometer,etc.4.Bi-direction Pulse,4~ ... total and rate display in the field.5.Power supply 5~24VDC6.Explode-proof Ex d11 BT4/Ex ... 50,80,100,150,200,250,300mmSpecifocation:DN(mm)Flow range(m3/h)Medium temp.PN(mPa)Env. ...