| Full Model Name | SIMATIC S7-1200 CPU 1211C AC/DC/Relay |
| Order Number | 6ES7211-1BE40-0XB0 |
| Firmware Version | V4.5 |
| Engineering Software | TIA Portal V15.1 and above (V18/V20 recommended) |
| Weight | Approx. 0.381 kg |
| Dimensions (L*W*D) | 100*90*75 mm |
| Mounting Method | Standard 35 mm DIN rail mounting |
| Protection Rating | IP20 |
| Power Input | AC 85-264V, 47-63Hz |
| Input Current | 60mA at AC 120V; 30mA at AC 240V |
| Maximum Input Current | 180mA at AC 120V; 90mA at AC 240V |
| Backplane Bus Current (DC 5V) | Max. 750mA |
| Sensor Power Supply | 24V DC, max. 200mA |
| Digital Inputs (DI) | 6 channels of 24V DC, 2 switchable to AI; 4mA per channel; 0.2-100ms adjustable response time |
| Digital Outputs (DO) | 4 channels of relay outputs, 2A per channel (AC 250V/DC 30V), I²t=0.8A²*s |
| Analog Inputs (AI) | 2 channels of 0-10V DC, 12-bit resolution, accuracy ±0.5% |
| Program Memory | 50KB |
| Data Memory | 50KB |
| Bit Memory | 8192 bits |
| Timers/Counters | 256 each |
| Boolean Instruction Execution Speed | 0.08μs per instruction |
| PID Controllers | Supported, up to 8 |
| Communication Interface | 1 PROFINET Ethernet port (RJ45) |
| Supported Protocols | TCP/IP, UDP, PROFINET IO, Modbus TCP, etc. |
| Expansion Capability | 1 Signal Board (SB) slot, max. 3 Communication Modules (CM) |
| Operating Temperature | -20 to 60℃ (horizontal installation); -20 to 50℃ (vertical installation) |
| Storage Temperature | -40 to 70℃ |
| EMC Immunity | Electrostatic discharge: 8kV (air discharge), 6kV (contact discharge) |
| Vibration/Shock Resistance | Compliant with IEC 60068-2-6/27 standards |