Siemens S7-1200 PLCs CPU 1211C 6ES7211-1BE40-0XB0 6ES7211-1AE40-0XB0 - United Automation
SIMATIC S7-1200, CPU 1211C - 6ES7211-1HE31-0XB0 (NS) | eBay
6ES7211-1HE40-0XB0 | 6ES72111HE400XB0 SIEMENS 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: DC 20.4-28.8V DC,