The 1746-NIO4I analog combination module contains 2 inputs (-+10V DC, -+20mA), 2 outputs (0...20mA). The backplane current load of 1746NIO4I is 55mA at 5V DC or 145mA at 24V DC. This analog combination module houses a resolution (bits), max. of 16 bits in 14 bits out. 1746-NIO4I contains a bandwidth of 10Hz and step response at 95% of 60ms in 2.5ms out.