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Photoelectric Proximity Sensor WTB9L-3P2291 | Background Suppression | 25mm to 400mm Sensing Range | IP66/IP67/IP69K Rated | by SICK
The WTB9L-3P2291 Photoelectric Proximity Sensor is designed for industrial automation, featuring a sensing range of 25 mm to 400 mm and a visible red laser light source. With a high switching frequency of 500 Hz and a response time of ≤ 1 ms, this sensor is perfect for detecting small objects in manufacturing and quality control applications. Its robust IP66/IP67/IP69K rating ensures reliable performance in harsh environments.
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Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 25 mm to 400 mm
- Light source: Visible red laser, 650 nm wavelength
- Laser class: 2 (IEC 60825-1)
- Adjustment: Potentiometer, 5 turns
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: PNP, complementary
- Switching mode: Light/dark switching
- Output current max: ≤ 100 mA
- Response time: ≤ 1 ms
- Switching frequency: 500 Hz
- Connection type: Male connector M8, 4-pin
- Protection class: III
- Housing material: Plastic, VISTAL®
- Optics material: Plastic, PMMA
- Enclosure rating: IP66, IP67, IP69K
- Operating temperature: -30 °C to +55 °C (extended)
- Storage temperature: -30 °C to +70 °C
- Dimensions (H x L x W): 49.8mm x 23.6mm x 12.2mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Visible red laser light source with 650 nm wavelength
- Sensing range from 25 mm to 400 mm
- Rectangular housing design with M3 mounting hole
- Potentiometer adjustment with 5 turns
- High switching frequency of 500 Hz and response time ≤ 1 ms
- Protection rating IP66, IP67, and IP69K for harsh environments
- Operating temperature range from -30 °C to +55 °C (extended)
- Complementary PNP output with light/dark switching mode
- Circuit protection and safety certifications including IEC 60825-1 laser class 2
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical and laser safety standards to ensure proper setup and compliance.
Applications
- Industrial automation for detecting small objects
- Manufacturing process control
- Material handling and packaging systems
- Quality control and inspection systems
Standards & Compliance
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Energy-efficient sensor operation reduces power consumption
- Durable IP69K rated housing minimizes environmental impact by extending product lifespan
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB9L-3P2291 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and precise object detection applications.
