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6ES7226-6BA32-0XB0 Siemens
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The Siemens SIMATIC S7-1200 SM 1226 fail-safe digital input module (6ES7226-6BA32-0XB0) provides 16 channels of 24 V DC digital input for safety applications. It connects via the S7-1200 backplane and supports PROFIsafe. The module occupies 70 mm width, enables functional safety up to Performance Level E per ISO 13849-1 and SIL 3 per IEC 61508, and is used in safety architectures for monitoring emergency stops, guard doors, light curtains, and other safety-critical signals. 6ES7226-6BA32-0XB0 integrates directly into S7-1200 systems for compact, modular safety I/O.
Best Suited For
- Safety input monitoring in S7-1200 controllers
- Emergency-stop and guard-door circuits
- Light curtain and safety sensor interfaces
- PROFIsafe in small-to medium-sized safety systems
Technical Specifications
I/O & Electrical
Communication & Power
Physical & Environmental
Certifications
CE, cULus, FM. Safety performance: PL d (1-channel), PL e (2-channel), SIL 2 (single-channel), SIL 3 (two-channel); PFDavg < 5·10⁻⁴ for SIL2, < 1·10⁻⁵ for SIL3; PFH < 1·10⁻⁸ 1/h (SIL2), < 1·10⁻¹⁰ 1/h (SIL3).
