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Photoelectric Retro-Reflective Sensor WL8-N2131 | 4m Detection Range | IP67 Rated | by SICK
The WL8-N2131 Photoelectric Retro-Reflective Sensor is designed for high-speed object detection in industrial automation. With a sensing range of up to 4 meters without a reflector and a selectable light/dark switching mode, it ensures reliable performance. Built for durability, this sensor features an IP67 rated enclosure, making it ideal for harsh environments and manufacturing process monitoring.
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Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor
- Sensing range max: 0 to 4 m without reflector
- Light source: LED, visible red light at 650 nm wavelength
- Light spot size: Ø 30 mm at 1 m distance
- Adjustment: Potentiometer, 270°
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: NPN transistor
- Switching mode: Light/dark selectable
- Response time: ≤ 0.25 ms
- Switching frequency: 2000 Hz
- Connection type: M8 connector, 3-pin
- Circuit protection: Types A, B, D
- Housing material: Plastic ABS
- Optics material: Plastic PMMA
- Enclosure rating: IP67
- Operating temperature: -25 °C to +55 °C
- Storage temperature: -40 °C to +70 °C
- Includes stainless steel mounting bracket and reflector
- Dimensions (H x L x W): 31mm x 20mm x 11mm
- Weight: 0.1 kg
Key Features
- Photoelectric retro-reflective sensor with visible red light
- Detection range up to 4 meters without reflector
- Potentiometer adjustment with 270° rotation
- Selectable light/dark switching mode
- High switching frequency of 2000 Hz
- IP67 rated enclosure for dust and water protection
- Includes stainless steel mounting bracket and reflector
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper setup and compliance with electrical standards.
Applications
- Industrial automation for object detection
- High-speed object movement detection
- Manufacturing process monitoring
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Low power consumption with 30 mA current draw
- Durable IP67 housing reduces waste by extending product life
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy.
Available Now
The SICK WL8-N2131 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and high-speed object detection applications.
