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Photoelectric Retro-Reflective Sensor | Laser Light Source | IP66/IP67/IP68/IP69K Rated | by SICK
The Photoelectric Retro-Reflective Sensor WL4SLG-3P5254H features a visible red laser light source with a 650 nm wavelength, ensuring precise detection of transparent and small objects. With a robust stainless steel V4A housing and IP66/IP67/IP68/IP69K ratings, it's perfect for hygienic and washdown environments. Designed for industrial automation, this sensor offers a high switching frequency of up to 1,000 Hz and a rapid response time of ≤ 0.5 ms.
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Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor without reflector minimum distance
- Sensing range: 0 m to 2.2 m (max 3.5 m)
- Light source: Laser, visible red light, 650 nm wavelength
- Light spot size: Ø 1 mm at 500 mm distance
- Laser class: 1
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Output type: PNP, light switching
- Output current max: ≤ 100 mA
- Response time: ≤ 0.5 ms
- Switching frequency: 1,000 Hz
- Protection class: III
- Housing material: Stainless steel V4A (1.4404, 316L)
- Front screen material: Plastic, PMMA
- Connection: Male connector M8, 4-pin
- Enclosure rating: IP66, IP67, IP68, IP69K
- Operating temperature: -10 °C to +50 °C (extended -30 °C to +55 °C)
- Storage temperature: -30 °C to +70 °C
- Dimensions (H x L x W): 63.2mm x 22.2mm x 15.3mm
- Weight: 0.14 kg
Key Features
- Photoelectric retro-reflective sensor with autocollimation/coaxial optics
- Polarisation filters included
- Visible red laser light source with 650 nm wavelength
- Teach-in adjustment by wire
- Slim stainless steel V4A housing design
- High switching frequency up to 1,000 Hz
- IP66, IP67, IP68, IP69K rated for harsh environments
- Response time ≤ 0.5 ms
- Output current max ≤ 100 mA with PNP light switching output
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with photoelectric sensor wiring and safety standards to ensure proper operation and compliance.
Applications
- Hygienic and washdown zones
- Detecting transparent objects
- Detecting small objects
Standards & Compliance
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Durable stainless steel housing reduces replacement frequency and waste
- Low power consumption with efficient laser light source
- RoHS compliant, free from hazardous substances
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK WL4SLG-3P5254H Photoelectric Retro-Reflective Sensor is available for immediate purchase. Ideal for industrial automation applications requiring reliable object detection in hygienic and washdown environments.
