The SIMATIC S7-1200 CPU 1215C (DC/DC/relay)—part number 6ES7 215-1HG40-0XB0—is a compact and versatile controller tailored for modular automation systems. Featuring dual PROFINET ports and a rich array of integrated I/O channels, it’s engineered for efficient control, powerful performance, and seamless connectivity.
Industry Mall
Parmley Graham

Key Specifications
Feature Specification
On-board I/O 14 × digital inputs (24 V DC)
10 × relay outputs (2 A)
2 × analog inputs (0–10 V DC)
2 × analog outputs (0–20 mA DC)
Industry Mall
Parmley Graham

Communication 2 × PROFINET ports (for networked configuration, programming, and HMI integration)
Industry Mall
Parmley Graham

Power Supply 24 V DC (range: 20.4–28.8 V) with reverse-polarity protection
RS Components
Siemens Support

Memory Work memory: 200 KB
Load/program memory: 4 MB
RS Components
Siemens Support

Performance Bit instruction: ~0.08 µs
Word instruction: ~1.7 µs
RS Components
Franklin Empire

Power Consumption Typical: ~12 W
Input Current CPU only: ~500 mA
With expansions: up to ~1,500 mA; Inrush: up to ~12 A at 28.8 V DC
RS Components
Industry Mall

Backplane Bus Supply 5 V DC, max 1,600 mA (for Signal Modules and Communication Modules)
Industry Mall

Firmware & Engineering Firmware version V4.7; Compatible with STEP 7 V20 or higher ʻEngineeringʼ tools
Siemens Support
Industry Mall

Dimensions & Protection Approx. 130 × 100 × 75 mm; IP20 housing; Ambient operation: −20 °C to +60 °C
Franklin Empire
TME
Technical Highlights

All-in-One I/O
The onboard combination of digital and analog I/O allows for integration of diverse sensors and actuators without additional modules—ideal for compact yet powerful automation tasks.

Robust Connectivity
Dual PROFINET ports support flexible network topologies and ensure smooth communication with programming tools, HMIs, and other industrial Ethernet devices.

Efficient Processing
Fast instruction execution times enable responsive performance—ideal for high-demand control applications.

Scalability & Compatibility
Ample memory and high backplane supply current allow for expanded system configurations using Siemens modules, while firmware compatibility ensures long-term viability.

Compact & Durable Design
Rugged IP20 build fits standard control panels, with broad ambient temperature range supporting reliability in field environments.

Typical Applications

Modular machinery control requiring both digital and analog interfacing.

Process automation setups where real-time I/O responsiveness is critical.

Factory automation systems with Ethernet-based monitoring and control.

Flexible embedded systems that may grow via expansion modules over time.

Conclusion

The SIMATIC S7-1200 CPU 1215C (6ES7 215-1HG40-0XB0) delivers a balanced blend of integrated I/O, connectivity, processing speed, and expansion capacity—all within an industrial-grade, compact form factor. It’s a robust cornerstone for scalable, precise, and efficient automation solutions.