... mA DC, mV DC….etcPhotoelectrical isolation in input, power and output modularHigh accuracy: +-(0.2%FS+1) digit8MB memory ... )Maximum 16 points relay output,(option)Could select 5VDC, 12VDC, 24VDC auxiliary power supply for sensors and ... 20.000mAOutput Module16 channels relay output (Max)print/communication interface/portDC5V,12V,24V Auxiliary power supplyUSB interfaceCurrent TransmissionUSB port ...