... DC, mV DC….etcPhotoelectrical isolation in input, power and output modular, with strong anti-interference ability.High accuracy: +-(0.2%FS ... points relay output,(option)Could select 5VDC, 12VDC, 24VDC auxiliary power supply for sensors and transmitters.(option).Could select 4-20mA, 0- ... USB memory, transferred to PC directly by USB flash drive with our data analysis software, plug and play, easy to ...