This Schneider Electric Zelio Logic SR3 compact smart relay / programmable controller uses a supply voltage of 24 volts direct current, has 10 inputs / outputs with screw-clamp terminals. It has an integrated clock and LCD display. This compact smart relays / programmable controller is ideal for management, remote control or monitoring of simple automation systems. It is suitable for both industrial and commercial applications. It has compact form-factor, allowing installation on DIN rail. It also offers simple programming, display and diagnosing of malfunctions display and navigation buttons. Simple ladder programming, adapted for non-specialists. Discovery package, coming with Zelio Soft programming software, the simplest way to learn and use this relay. Built-in EEPROM flash memory for data backup up to 10 years, easy-to-recover after a power shortage or incident. More I/O than SR2 model, for larger applications. Simple to select, install and program, Zelio Logic is suitable for all your applications. Flexible, it offers you the choice of 2 ranges, compact or modular, extendable and 2 programming languages (FBD or LADDER). Easy to use, Zelio Logic provides a real alternative to solutions based on cabled logic or specific cards. Prop 65: WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov - Compatible Products: ESR2SFT01; SR2MEM02; TM1STNTCRN52015; SR2CBL01; SR2COM01; SR2USB01; TM1STNTCRN52030; TM1STNTCRN52050; TM1STNTCRN61515; TM1STNTCRN61530; TM1STNTCRN61550; TM1STNTCSF44015; TM1STNTCSF44030; TM1STNTCSN62015; TM1STNTCSN62030; TM1STNTCSN62050; TM1STNTCTN62015; TM1STNTCTN62030; TM1STNTCW69755; TM1STNTCWN75750 - Cross Sell Products: SR3XT43BD; SR3XT61BD; SR3XT101BD; SR3XT141BD