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L40E-21KA1A | Safety light-beam sensors
The SICK L40E-21KA1A is a high-performance safety light-beam sensor designed for industrial safety applications, offering reliable detection with a 16 m scanning range and robust IP67 protection.
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Product Name/Title: L40E-21KA1A | Safety light-beam sensors
Brand: SICK
SKU: 6027338
Alternatively Known As: Safety light beam sensor, Safety light curtain sensor, Industrial safety sensor, Light beam safety device
Technical Specifications
- Scanning range: 16 m
- Number of beams: 1
- Detection capability: 30 mm
- Optical axis: Axial
- Response time: 0.4 ms + test device response time (UE401)
- Type: Type 4 (IEC 61496-1)
- Safety integrity level: SIL 3 (IEC 61508)
- Category: Category 4 (EN ISO 13849)
- Performance level: PL e (EN ISO 13849)
- PFHD: 2.9 x 10^-10 (EN ISO 13849)
- Mission time: 20 years (EN ISO 13849)
- Connection type: Male connector M12, 4-pin, straight
- Display elements: LED
- Protection class: III (IEC 61140)
- Supply voltage: 24 V DC (19.2 V DC to 28.8 V DC)
- Power consumption: ≤ 30 mA
- Design: Cylindrical
- Housing material: Plastic
- Front screen material: Glass
- Weight: 30 g
- Enclosure rating: IP67 (EN 60529)
- Operating temperature: -20 °C to +55 °C
- Storage temperature: -25 °C to +75 °C
- Air humidity: 15% to 95%, non-condensing
- Vibration resistance: 5 g, 10 Hz to 55 Hz (IEC 60068-2-6)
- Shock resistance: 10 g, 16 ms (IEC 60068-2-27)
- Aperture angle/receiving angle: ± 2.5° / ± 2.5°
- Dimensions (H x L x W): 18mm x 98mm x 18mm
- Weight: 0.1 kg
Key Features
- Scanning range of 16 m
- Single beam detection with 30 mm detection capability
- Axial optical axis
- Fast response time of 0.4 ms plus test device response time
- Type 4 safety according to IEC 61496-1
- SIL 3 safety integrity level compliant with IEC 61508
- Category 4 and Performance Level e according to EN ISO 13849
- LED display elements for status indication
- Protection class III (IEC 61140)
- Power consumption ≤ 30 mA
- Robust cylindrical design with plastic housing and glass front screen
- IP67 rated enclosure for dust and water protection
- Wide ambient operating temperature range from -20 °C to +55 °C
- High vibration and shock resistance
Professional Installation Requirements
- Installation should be performed by qualified professionals familiar with safety sensor systems to ensure compliance with safety standards and optimal performance.
Applications
- Industrial safety monitoring
- Machine guarding
- Access control in hazardous areas
- Automation safety systems
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Low power consumption reduces energy usage
- Durable design minimizes waste and replacement frequency
- Complies with RoHS for reduced hazardous substances
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK L40E-21KA1A Safety Light-Beam Sensor is available for immediate purchase, ideal for industrial safety and automation applications.
