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Photoelectric Retro-Reflective Sensor | 3m Sensing Range | NPN Output | IP66/IP67 Rated | by SICK
The Photoelectric Retro-Reflective Sensor is designed for industrial automation, featuring a sensing range of up to 3 meters without a reflector and a robust NPN output. With a visible red light source and IP66/IP67 protection, it's perfect for detecting transparent objects in harsh environments, ensuring reliable performance and durability.
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Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor with autocollimation/coaxial optics
- Sensing range max: 0 mm to 3 m without reflector, 0 mm to 500 mm with reflector
- Polarisation filter: Yes
- Light source: PinPoint LED, visible red light, wavelength 660 nm
- Adjustment: Single teach-in button
- Digital output: NPN, light/dark switching, max output current ≤ 100 mA
- Response time: ≤ 333 µs
- Switching frequency: 1,500 Hz
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 40 mA
- Protection class: III
- Circuit protection: Types A, B, C, D
- Operating modes: Mode I (10% attenuation), Mode II (18% attenuation), Mode III (40% attenuation)
- Housing: Metal zinc diecast
- Front screen: Plastic PMMA
- Connection: Plug, M12, 5-pin
- Enclosure rating: IP66, IP67
- Ambient operating temperature: -40 °C to +60 °C
- Storage temperature: -40 °C to +75 °C
- Dimensions (H x L x W): 48.5mm x 42mm x 15.5mm
- Weight: 0.12 kg
Key Features
- Photoelectric retro-reflective sensor with autocollimation/coaxial optics
- Sensing range up to 3 meters without reflector, 500 mm with reflector
- Polarisation filter included for improved detection
- PinPoint LED visible red light with 660 nm wavelength
- Single teach-in button for easy adjustment
- Light spot diameter 8 mm x 13 mm at 200 mm distance
- AutoAdapt feature for automatic adjustment
- NPN digital output with light/dark switching mode
- High switching frequency of 1,500 Hz and response time ≤ 333 µs
- Robust metal zinc diecast housing with plastic PMMA front screen
- IP66 and IP67 rated for dust and water protection
- Wide ambient operating temperature range from -40 °C to +60 °C
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper wiring and sensor alignment for optimal performance and safety.
Applications
- Industrial automation for object detection
- Detecting transparent objects in manufacturing
- Use in harsh environments requiring IP66/IP67 protection
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Energy-efficient LED light source reduces power consumption
- Durable metal housing extends product lifespan reducing waste
- Complies with China-RoHS for hazardous substance restrictions
Warranty Information
Warranty details available upon request from SICK, typically 1-3 years depending on region and application.
Available Now
The SICK WL12G-3N2502S08 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
