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Photoelectric Retro-Reflective Sensor | Sensing Range Up to 4m | IP66 & IP67 Rated | by SICK
The Photoelectric Retro-Reflective Sensor is designed for industrial automation, featuring a sensing range of up to 4 meters and a PinPoint LED light source with a 635 nm wavelength. With IP66 and IP67 ratings, it withstands harsh environments, making it ideal for object detection in packaging and material handling systems. Its robust design ensures high shock and vibration resistance, ensuring reliable performance in demanding applications.
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Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor without reflector minimum distance
- Sensing range: 0 m to 4 m, recommended 0 m to 2.6 m
- Light source: PinPoint LED, visible red light, 635 nm wavelength
- LED risk group: Free group according to EN 62471
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: ≤ 20 mA at 24 V
- Output type: Push-pull PNP/NPN, dark switching
- Response time: ≤ 500 µs
- Switching frequency: 1,000 Hz
- Protection class: III
- Enclosure rating: IP66 and IP67
- Operating temperature: -40 °C to +60 °C
- Shock resistance: 30 g, 11 ms
- Vibration resistance: 10 Hz to 1,000 Hz, amplitude 1 mm
- Cable: 3-pin M8 connector, 110 mm length
- Housing material: Plastic VISTAL®
- Front screen: Plastic PMMA
- Dimensions (H x L x W): 42mm x 19mm x 12mm
- Weight: 0.1 kg
Key Features
- Photoelectric retro-reflective sensor with autocollimation/coaxial optics
- Sensing range up to 4 m with recommended range 0 to 2.6 m
- PinPoint LED visible red light with 635 nm wavelength
- LED indicators for alignment, power, and object detection status
- High shock resistance (30 g) and vibration resistance (10 Hz to 1,000 Hz)
- IP66 and IP67 rated enclosure for harsh environments
- Reverse polarity, overcurrent, and short-circuit protected outputs
- Operating temperature range from -40 °C to +60 °C
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper alignment and electrical connection.
Applications
- Industrial automation for object detection
- Packaging and material handling systems
- Detecting objects wrapped in film
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Long LED service life of 100,000 hours reduces waste and replacement frequency
- Energy-efficient LED light source minimizes power consumption
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for details.
Available Now
The SICK WLA4SP-31311100ZZZ Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
