... 36VDC2:current: 50mA(under the condition of connection without keyboard display and alarm of buzzer)3: signal output: one channel ... signals of pressure, liquid level, temperature and so on.5:display:2*10backlit LCD,displaying instant flow rate,velocity,positive, ... Modbus communication protocol.8:protection level:IP579:transducer:clamp-on style,insertion style,flanged pipe style.Optional accessory:1: ...