... Process Pressure indicator 1.1-48,Universal input,SMT, Module 2.Sample rate:0.5S, 3.Module:Relay,RS485/RS232, 4.CE KH105 ... be set flexibly.Could select 5VDC, 12VDC, 24VDC auxiliary power supply for sensors and transmitters.(option).Could select RS232 ... isolated RS232 communicationPRS232 printingU1/U2/U35V/12V/24V auxiliary power supply As as proffesional and experienced manufacturer, we supply ...