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Photoelectric Retro-Reflective Sensor WL34-B440 | IP67 Rated | 0.03m to 22m Sensing Range | 1000 Hz Switching Frequency | by SICK
The Photoelectric Retro-Reflective Sensor WL34-B440 is designed for industrial automation, offering a sensing range from 0.03m to 22m and a high switching frequency of 1000 Hz. With its robust IP67-rated ABS housing and visible red light LED, this sensor ensures reliable object detection and safety monitoring in various applications, making it ideal for manufacturing and material handling systems.
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Technical Specifications
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 50 mA
- Switching output: NPN and PNP selectable
- Output current max: ≤ 100 mA
- Response time: ≤ 500 µs
- Switching frequency: 1,000 Hz
- Time functions: Off delay and switch-on delay adjustable from 0.5 s to 10 s
- Connection type: Male M12, 4-pin connector
- Circuit protection: Types A, C, D
- Protection class: II
- Enclosure rating: IP67
- Operating temperature: -40°C to +60°C
- Storage temperature: -40°C to +75°C
- Housing material: Plastic, ABS
- Light source: LED with 660 nm wavelength
- Light spot size at 15 m: Ø 250 mm
- Dimensions (H x L x W): 92mm x 70mm x 27mm
- Weight: 0.14 kg
Key Features
- Photoelectric retro-reflective sensor with dual lens system for minimum distance to reflector
- Visible red light LED with wavelength of 660 nm
- Sensing range from 0.03 m up to 22 m
- Selectable switching modes: light switching and dark switching
- Adjustable potentiometer for sensitivity and delay time
- High switching frequency of 1,000 Hz
- Robust plastic ABS housing with IP67 enclosure rating
- Wide ambient operating temperature range from -40°C to +60°C
- Polarisation filter included for enhanced detection reliability
Professional Installation Requirements
- Installation should be performed by a qualified electrician or technician familiar with photoelectric sensor systems to ensure proper setup and compliance with electrical standards.
Applications
- Industrial automation for object detection
- Safety and monitoring in manufacturing processes
- Material handling and packaging systems
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Energy-efficient LED light source reduces power consumption
- Long service life minimizes waste and replacement frequency
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
Available Now
The SICK WL34-B440 Photoelectric Retro-Reflective Sensor is available for immediate purchase, ideal for industrial automation and safety monitoring applications.
