... , the control precision can be boosted from 1% of analog control to 1 of digital control without attenuation within 1200m ... PLC or industrial computer directly, so the consumption of analog variable output moduleswitching value moduleelectric quantity transducer and cable can be reduced ... Voltage: 06V, 12V, 15V, 18V, 24V, 36V, optional selection.. double output switching Rectifier for PCB plating