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Photoelectric Retro-Reflective Sensor | Detects Transparent Objects | IP67 Rated | by SICK
The SICK WL8G-P2231 Photoelectric Retro-Reflective Sensor is designed for industrial automation, effectively detecting transparent objects with a sensing range of 0 to 1.7 meters. Featuring a visible red LED light source and an IP67 rated enclosure, this sensor ensures reliable performance in harsh environments, making it ideal for manufacturing processes and object detection applications.
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Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor without reflector minimum distance
- Sensing range: 0 to 1.7 meters
- Light source: Visible red LED, 650 nm wavelength
- Light spot size: Ø 70 mm at 2 meters
- Supply voltage: 10 V DC to 30 V DC with ±10% ripple
- Current consumption: 30 mA
- Switching output: PNP with max output current ≤ 100 mA
- Switching mode: Light/dark selectable via rotary switch
- Response time: ≤ 0.5 ms
- Switching frequency: 1,000 Hz
- Connection type: Male M8, 4-pin connector
- 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 autocollimation/coaxial optics
- Detects transparent objects effectively
- Visible red light LED with 650 nm wavelength
- Potentiometer adjustment with 270° rotation
- IP67 rated enclosure for dust and water protection
- Polarizing filter included to reduce false signals
- High switching frequency of 1,000 Hz
- Light/dark switching mode selectable via rotary switch
Professional Installation Requirements
- Installation by qualified personnel is recommended to ensure proper sensor alignment and electrical connection.
Applications
- Industrial automation for object detection
- Detecting transparent objects in manufacturing processes
- Use in environments requiring reliable photoelectric sensing
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Low power consumption with 30 mA current draw
- Durable ABS plastic housing reduces need for frequent replacements
- IP67 rating ensures long service life in harsh environments
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK WL8G-P2231 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and transparent object detection applications.
