... .0%,Special calibrated:0.5% 2>Output:4-20mADC 3>Display:pointer,LED Variable area flow meter1>Hi-accuracy popularly:1 ... .0%,Special calibrated:0.5% 2>Output:4-20mADC 3>Display:pointer,LEDRotor flowmeterFeature:1.Low pressure loss2.Hi-accuracy popularly ... and pressure compensation(option)5.Lubricate with lubricated system(option).6.LCD display.7.4~20mADC.8.Spectum 15,25,40,50 ...