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Photoelectric Retro-Reflective Sensor | Sensing Range Up to 7.1m | IO-Link Interface | IP66/IP67 Rated | by SICK
The Photoelectric Retro-Reflective Sensor is designed for industrial automation, offering a sensing range of up to 7.1 meters and an IO-Link interface for easy configuration. With a robust IP66/IP67 rating, it excels in harsh environments, ensuring reliable object detection and minimal maintenance. Ideal for applications requiring precise sensing, this sensor features a long LED service life and low current consumption for energy efficiency.
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Technical Specifications
- Functional principle: Photoelectric retro-reflective sensor without reflector minimum distance
- Sensing range: 0 m to 7.1 m (recommended 0 m to 5 m)
- Light source: PinPoint LED, visible red light, 635 nm wavelength
- LED risk group: Free group according to EN 62471
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: ≤ 20 mA without load at 24 V
- Digital outputs: 2 push-pull (PNP/NPN), light switching mode
- Response time: ≤ 500 µs, switching frequency up to 1,000 Hz
- Protection class: III
- Enclosure rating: IP66 and IP67
- Operating temperature: -40 °C to +60 °C
- Storage temperature: -40 °C to +75 °C
- Connection: Male M8, 4-pin connector
- Housing material: Plastic VISTAL®, front screen PMMA
- Shock resistance: 30 g, 11 ms
- Vibration resistance: 10 Hz to 1,000 Hz, amplitude 1 mm
- EMC: EN 60947-5-2 compliant
- Communication: IO-Link V1.1, COM2 (38.4 kBaud), cycle time 2.3 ms
- Dimensions (H x L x W): 41.9mm x 18.6mm x 12.1mm
- Weight: 0.1 kg
Key Features
- Photoelectric retro-reflective sensor with autocollimation/coaxial optics
- Sensing range up to 7.1 m with recommended range 0 to 5 m
- PinPoint LED visible red light with 635 nm wavelength
- BluePilot teach-in button for sensitivity adjustment
- IO-Link V1.1 interface for sensor configuration and Smart Task functions
- LED indicators for alignment, operating status, and light beam status
- Robust plastic VISTAL® housing with IP66/IP67 rating
- High shock resistance (30 g) and vibration resistance (10 Hz to 1,000 Hz)
- Reverse polarity, overcurrent, and short-circuit protected outputs
- Two push-pull digital outputs (PNP/NPN) with light switching mode
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with photoelectric sensor setup and IO-Link configuration to ensure optimal performance and safety.
Applications
- Industrial automation for object detection
- Detecting objects wrapped in film
- Use in harsh environments requiring IP66/IP67 protection
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Long LED service life of 100,000 hours reduces waste and replacement frequency
- Energy-efficient operation with low current consumption (≤ 20 mA)
- Robust design minimizes environmental impact through durability and reduced maintenance
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK WLA4SP-22165130A00 Photoelectric Retro-Reflective Sensor is available for immediate purchase. Ideal for industrial automation and object detection applications requiring reliable and precise sensing.
