Turbine water meter 1>Accuracy:0.2%,0.5%,1.0% 2>Display: ... .2%,0.5%,1% optional. 2.Wearable Tungsten carbonized shaft and bearing,be the same with medium of sully. 3.Erode ... . 4.Bi-direction Pulse,4~20mADC,total and rate display in the field. 5.Power supply 5~24VDC 6.Explode-proof Ex ... ,40,50,80,100,150,200,250,300mm. turbine water meter