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Photoelectric Retro-Reflective Sensor WL12-3P2451 | 2m Sensing Range | IP66/IP67/IP69K Rated | by SICK

BRAND: SICK
SKU: 1041448
$577.20 List price: $725.50
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The Photoelectric Retro-Reflective Sensor WL12-3P2451 is designed for precise object detection in industrial automation, featuring a sensing range of up to 2 meters without a reflector. With a robust IP66/IP67/IP69K rating and a visible red LED light source, this sensor is perfect for harsh environments, ensuring reliable performance in manufacturing lines and safety systems.

Alternatively Known As: Photoelectric sensor, Retro-reflective sensor, SICK WL12 sensor, Industrial object sensor

Technical Specifications
  • Functional principle: Photoelectric retro-reflective sensor
  • Sensing range: 0 m to 1.3 m (standard), up to 2 m without reflector
  • Light source: Visible red LED, 640 nm wavelength
  • Adjustment: Potentiometer, 5 turns
  • Switching mode: Light/dark switching
  • Output type: PNP digital output, complementary function
  • Max output current: ≤ 100 mA
  • Response time: ≤ 330 µs
  • Switching frequency: 1,500 Hz
  • Supply voltage: 10 V DC to 30 V DC
  • Current consumption: 30 mA
  • Protection class: III
  • Housing material: Metal with plastic PMMA front screen
  • Connection: Male M12, 4-pin connector
  • Enclosure rating: IP66, IP67, IP69K
  • Operating temperature: -40°C to +60°C
  • Dimensions (H x L x W): 49mm x 42mm x 16mm
  • Weight: 0.12 kg
Key Features
  • Photoelectric retro-reflective sensor with autocollimation/coaxial optics
  • Sensing range up to 2 meters without reflector
  • Polarisation filter for improved detection
  • Visible red LED light source with 640 nm wavelength
  • Potentiometer adjustment with 5 turns
  • Focused optics for detecting small objects
  • High switching frequency of 1,500 Hz
  • IP66, IP67, and IP69K rated for harsh environments
  • Operating temperature range from -40°C to +60°C
  • Metal housing with plastic PMMA front screen
Professional Installation Requirements
  • Installation by a qualified electrician or technician is recommended to ensure proper wiring and sensor alignment for optimal performance.
Applications
  • Industrial automation for object detection
  • Small object detection in manufacturing lines
  • Safety and control systems requiring precise sensing
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Energy-efficient LED light source reduces power consumption
  • Durable IP69K rated housing minimizes environmental impact by extending product life
Warranty Information

Standard manufacturer warranty applies; please refer to SICK for specific terms.

Available Now

The SICK WL12-3P2451 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.