LOGO! 12/24RCEo, logic module without display, power supply: 12/24 VDC/relay, 8 DI (digital inputs), 4 of them usable as AI (analog inputs), 4 DO (digital outputs), memory: 400 blocks, modular expansion, Ethernet, integrated Web-servers, data logging function, Standard Micro SD card, for LOGO! SOFT COMFORT version 8, older projects runable.