This Zelio Logic SR2 compact smart relay / programmable controller uses a supply voltage of 100V to 240V alternating current.::It has 12 inputs / outputs with screw-clamp terminals, has an integrated clock and LCD display.::It has compact design, allowing installation on DIN rail.::It also offers simple programming, display and diagnosis of malfunctions display and navigation buttons.:: Its simple ladder programming makes it adapted for non-specialists.