4~20mA output signal, Data transmissble and alarm, Data transmissble for low flowing ... . The flow meter is able to measure, display reading and output current signal of 4 – 20mA for long distance computer control and ... %6.Environment temperature: 0 ~ 50 °C7.Input signal: 1 ~ 5V8.Output signal: 4 -20mA, DC9.Power supply: 100 – 240V AC/50 ...