The Siemens SIMATIC S7-1200 CPU 1212C module 6ES7212-1AE40-0XB0 is a compact DC/DC/DC PLC CPU with built‑in I/O for small automation tasks. It provides 8 digital inputs (24 V DC), 6 digital outputs (24 V DC), and 2 analog inputs (0–10 V DC), powered from a 24 V DC supply (20.4–28.8 V), and includes 100 KB of program/data memory. The unit supports expansion via SIMATIC memory card and is programmed with STEP 7 or TIA Portal, making it suitable for compact control panels, machine automation, and simple process control roles.
