Trade Discount 20%
Photoelectric Proximity Sensor WTB8L-N2231 | Background Suppression | IP67 Rated | Fast Response Time | by SICK
The WTB8L-N2231 Photoelectric Proximity Sensor is designed for precise detection of small objects and high-speed movements, making it ideal for industrial automation. With a sensing range of 40 mm to 300 mm and an IP67 rated enclosure, this sensor ensures reliable performance in challenging environments. Its NPN switching output and selectable light/dark mode provide versatility for various applications.
Please sign in so that we can notify you about a reply
Sign in
Please login to continue to your account.
Technical Specifications
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: NPN
- Switching mode: Light/dark selectable
- Signal voltage NPN HIGH/LOW: Approx. VS / < 1.8 V
- Output current max: ≤ 100 mA
- Response time: ≤ 0.25 ms
- Switching frequency: 2000 Hz
- Connection type: Male connector M8, 4-pin
- Circuit protection: Types A, B, D
- Housing material: Plastic ABS
- Optics material: Plastic PMMA
- Enclosure rating: IP67
- Ambient operating temperature: –10 °C to +50 °C
- Ambient storage temperature: –40 °C to +70 °C
- Laser wavelength: 650 nm
- Light spot size at 300 mm: Ø 1.5 mm
- Laser class: 1
- Dimensions (H x L x W): 31mm x 20mm x 11mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Rectangular housing design with visible red laser light
- Sensing range from 40 mm to 300 mm
- Laser class 1 safety
- Adjustable potentiometer with 4 turns
- NPN switching output with selectable light/dark switching mode
- High switching frequency of 2000 Hz and fast response time ≤ 0.25 ms
- IP67 rated enclosure for dust and water protection
- Supplied with stainless steel mounting bracket
Professional Installation Requirements
- Installation by a qualified technician or electrician is recommended to ensure proper sensor alignment and electrical connections.
Applications
- Detection of small objects
- Detection of objects moving at high speeds
- Industrial automation and manufacturing processes
- Object presence detection in conveyor systems
Standards & Compliance
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Low power consumption with 30 mA current draw
- Durable IP67 rated housing reduces need for frequent replacements
- Non-contact sensing reduces mechanical wear and waste
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB8L-N2231 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
