The SIMATIC S7-1200 CPU 1214C (Part No. 6ES7 214-1HG40-0XB0) is a compact, performance-oriented PLC in the SIMATIC ecosystem. It features integrated digital, relay, and analog I/O, delivering a robust foundation for modular industrial automation. ([turn0search0], [turn0search15]).

Key Technical Specifications
Feature Specification
Onboard I/O 14 × Digital Inputs (24 V DC), 10 × Relay Outputs (2 A), 2 × Analog Inputs (0–10 V DC)
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Memory 150 kB work memory, 4 MB load/program memory
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Power Supply Range 20.4–28.8 V DC (Nominal: 24 V DC) with reverse-polarity protection
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Power Consumption Typical power loss: ~12 W
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Input Current Rated at ~500 mA (CPU only); up to ~1,500 mA with expansions. Inrush current: up to 12 A at 28.8 V.
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Processing Speeds Bit instruction: 0.08 μs / Word instruction: 1.7 μs / Float: 2.3 μs
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Backup & Clock Maintenance-free hardware clock with ~480 h backup; max deviation ±60 s/month at 25 °C
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I/O Characteristics DI input delay configurable; HSC support (6 channels); AI input resistance ≥100 kΩ; analog conversion time 625 μs with 10-bit resolution
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Communication Interface Integrated PROFINET with RJ45; supports Controller and Device roles, Web server access, encrypted Open IE
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Expandability Supports up to 3 communication modules, 1 signal board, and 8 signal modules
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Operating Conditions Temperature range: –20 °C to +60 °C; Protection: IP20; Housing dims: approx. 110 × 100 × 75 mm; Weight: ~0.384 kg
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Compliance RoHS (since 12 Dec 2013), REACH (contains lead, lead monoxide, BPA)
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Engineering Highlights

Versatile Integrated I/O: Combines extensive digital inputs, relay outputs, and analog inputs in one unit—ideal for streamlined control setups without extra modules.

High Performance: Quick instruction execution keeps control cycles tight—optimal for time-sensitive process automation.

Flexible Connectivity: Built-in PROFINET supports modern industrial networking and remote visualization via web interface.

Precision Timing & Retention: Accurate real-time clock with long-term backup and minimal deviation.

Robust & Scalable: Designed for industrial expansion with strong power and module support.

Compact & Rugged: Slim dimensions and IP20 rating suit dense control cabinets and standard industrial environments.

Typical Applications

Small-to-medium sized machine control with integrated discrete and analog processing.

Time-critical automation where HSC and precise timing are essential.

Distributed control systems utilizing PROFINET for integration with HMIs or SCADA.

Flexible platforms accommodating future I/O and communication expansions.

Conclusion

The SIMATIC S7-1200 CPU 1214C (6ES7 214-1HG40-0XB0) offers a balanced, high-performance platform, delivering versatile I/O, fast processing, reliable backup, and modern connectivity—all engineered into a compact and robust form factor. A solid cornerstone for scalable, efficient, and intelligent automation systems.