... .Interface with field devices to provide real-time data for SCADA / PLC / HMILEDs on every modules for digital IO status, communication and power ... output control, the module provides 16 input 16 output signals IN and OUT. Module DIN rail mounting.LED Indicators:POWER: ... the output status,With two bytes, high first, low in the post,For example:Set the Output1 on:Binary: 00000000 00000001,converting ...