1.industrial water meter 2.no removable part,0.2% 3.4~20mA,0~10V,RS485,HART,remote control 4.No. ... of employees:50~100 people water meter,water flow meter,water gaugeRixin SBL-target flow meter compare with ... WELKIN-WFV target flow meter: companyParameterDiameter(mm)Pressure ...