Trade Discount 20%
Photoelectric Retro-Reflective Sensor WL9M4 | IP66/IP67/IP69K Rated | 5m Sensing Range | 1000 Hz Switching Frequency | by SICK
The Photoelectric Retro-Reflective Sensor WL9M4 is designed for industrial automation, featuring a sensing range of up to 5 meters without a reflector and a high switching frequency of 1,000 Hz. With an IP66/IP67/IP69K enclosure rating, it operates effectively in harsh environments, making it ideal for small object detection in manufacturing lines. The PinPoint LED light source ensures reliable performance, while the single teach-in button allows for easy adjustments.
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Alternatively Known As: Photoelectric sensor, Retro-reflective sensor, Optical sensor, SICK sensor WL9M4, Industrial photo sensor
Technical Specifications
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: PNP, complementary function
- Switching mode: Light/dark switching
- Output current max: ≤ 100 mA
- Response time: < 0.5 ms
- Switching frequency: 1,000 Hz
- Connection type: Male connector M8, 4-pin
- Circuit protection: Types A, B, C
- Protection class: III
- Enclosure rating: IP66, IP67, IP69K
- Operating temperature: -40°C to +60°C
- Storage temperature: -40°C to +75°C
- Light source: PinPoint LED, 650 nm wavelength
- Light spot size: Ø 45 mm at 1.5 m distance
- Mounting hole: M4
- Housing material: Plastic VISTAL®
- Optics material: Plastic PMMA
- Polarizing filter included
- 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 visible red light
- Sensing range up to 5 meters without reflector
- PinPoint LED light source with 650 nm wavelength
- Single teach-in button for easy adjustment
- Rectangular housing with M4 mounting hole
- High switching frequency of 1,000 Hz and response time under 0.5 ms
- Protection class III with IP66, IP67, and IP69K enclosure rating
- Operating temperature range from -40°C to +60°C
- Polarizing filter included to reduce false triggers
- Plastic VISTAL® housing and PMMA optics material
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
- Small object detection in manufacturing lines
- Use in harsh environments requiring IP66/IP67/IP69K protection
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Low power consumption with 30 mA current draw
- Durable housing materials extend product life reducing waste
- Complies with China RoHS for hazardous substance restrictions
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
Available Now
The SICK WL9M4-3P2232 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
