6ES7211-1HE31-0XB0

SIMATIC S7-1200, CPU 1211C, compact CPU, DC/DC/relay, onboard I/O: 6 DI 24 V DC; 4 DO relay 2A; 2 AI 0-10 V DC, Power supply: AC 20.4-28.8V DC, Program/data memory 30 KB