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Photoelectric Proximity Sensor WTB11-2N2431 | Background Suppression | NPN Output | IP66/IP67/IP69K Rated | by SICK
The WTB11-2N2431 Photoelectric Proximity Sensor is designed for industrial automation, featuring background suppression and a sensing range of 20 mm to 350 mm. With a fast response time of ≤ 2.5 ms and robust IP66/IP67/IP69K enclosure ratings, it ensures reliable performance in harsh environments, making it ideal for object detection and safety monitoring in manufacturing processes.
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Product Name/Title: Photoelectric Proximity Sensor WTB11-2N2431 | Background Suppression | NPN Output | IP66/IP67/IP69K Rated | by SICK
Brand: SICK
SKU: 1041378
Alternatively Known As: Photoelectric sensor, Proximity sensor with background suppression, NPN photoelectric sensor, Industrial proximity sensor
Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 20 mm to 350 mm
- Light source: LED, visible red light at 640 nm wavelength
- Light spot size: Ø 6 mm at 200 mm distance
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 40 mA
- Switching output: NPN complementary
- Switching mode: Light/dark switching
- Output current max: ≤ 100 mA
- Response time: ≤ 2.5 ms
- Switching frequency: 200 Hz
- Connection type: Male connector M12, 4-pin
- Circuit protection: Types A, C, D
- Protection class: III
- Housing material: Plastic ABS
- Optics material: Plastic PMMA
- Enclosure rating: IP66, IP67, IP69K
- Operating temperature: -30 °C to +60 °C
- Storage temperature: -40 °C to +75 °C
- Weight: 120 g
- Dimensions (H x L x W): 49mm x 42mm x 16mm
- Weight: 0.12 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Rectangular housing design with visible red light emission
- Sensing range from 20 mm to 350 mm
- LED light source with 640 nm wavelength
- Adjustable potentiometer with 5 turns
- NPN complementary switching output with light/dark switching mode
- High switching frequency of 200 Hz and fast response time ≤ 2.5 ms
- Robust plastic ABS housing with PMMA optics
- Enclosure rating IP66, IP67, and IP69K for harsh environments
- Wide ambient operating temperature range from -30 °C to +60 °C
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper connection and compliance with safety standards.
Applications
- Industrial automation for object detection
- Manufacturing process control
- Safety and monitoring in machinery
- Material handling and packaging systems
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
- Complies with China-RoHS for reduced hazardous substances
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB11-2N2431 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and safety applications.
