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Photoelectric Retro-Reflective Sensor | IP66/IP67/IP69K Rated | 5m Sensing Range | 1000 Hz Switching Frequency | by SICK

BRAND: SICK
SKU: 1051906
$459.30 List price: $577.30
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The Photoelectric Retro-Reflective Sensor WL9M4-3P2234 is designed for industrial automation, featuring a robust IP66/IP67/IP69K rating and a sensing range of up to 5 meters without a reflector. With a high switching frequency of 1000 Hz and a response time under 0.5 ms, this sensor is perfect for small object detection in harsh environments, ensuring reliable performance and durability.

Product Name/Title: Photoelectric Retro-Reflective Sensor | IP66/IP67/IP69K Rated | 5m Sensing Range | 1000 Hz Switching Frequency | by SICK

Brand: SICK

SKU: 1051906

Alternatively Known As: Photoelectric sensor, Retro-reflective sensor, SICK WL9M4 sensor, Industrial object sensor

Technical Specifications
  • Supply voltage: 10 V DC to 30 V DC
  • Current consumption: 30 mA
  • Switching output: PNP, light switching mode
  • Maximum output current: ≤ 100 mA
  • Response time: < 0.5 ms
  • Switching frequency: 1000 Hz
  • Connection type: Male M8, 4-pin connector
  • Protection class: III
  • Enclosure rating: IP66, IP67, IP69K
  • Operating temperature: -40°C to +60°C
  • Storage temperature: -40°C to +75°C
  • Housing material: Plastic (VISTAL®)
  • Optics material: Plastic (PMMA)
  • Light source: PinPoint LED
  • Wavelength: 650 nm
  • Light spot size at 1.5 m: Ø 45 mm
  • Mounting hole: M4
  • Dimensions (H x L x W): 49.8mm x 23.6mm x 12.2mm
  • Weight: 0.1 kg
Key Features
  • Photoelectric retro-reflective sensor with autocollimation/coaxial optics
  • Visible red light with PinPoint LED at 650 nm wavelength
  • Sensing range up to 5 meters without reflector
  • Single teach-in button and cable adjustment
  • High switching frequency of 1000 Hz and response time under 0.5 ms
  • Robust plastic housing (VISTAL®) with IP66, IP67, and IP69K protection
  • Operating temperature range from -40°C to +60°C
  • Polarizing filter included for reliable detection
Professional Installation Requirements
  • Installation should be performed by qualified personnel familiar with photoelectric sensor wiring and safety standards.
Applications
  • Industrial automation for object detection
  • Small object detection in manufacturing lines
  • Use in harsh environments requiring IP66/IP67/IP69K protection
Standards & Compliance
  • Complies with AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
  • Energy-efficient LED light source reduces power consumption
  • Durable design minimizes waste and replacement frequency
Warranty Information

Standard manufacturer warranty applies; please refer to SICK's official warranty policy.

Available Now

The SICK WL9M4-3P2234 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and small object detection applications.