... 4-20mA output.5.Power supply by 8-36VDC for module.Parameter High accuracyLinearity: better than 0.5%Repeatability: ... , pipe size from DN15mm to DN6000mm Far transmission distanceConnecting module and secondary meter through RS485 interface, transmissiondistance up to ... high performance, local displa,make it the ideal choice in water sewage and drainage water,oil,chemicalsbeverage&food processors etc ...