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Photoelectric Proximity Sensor WTB12-3N2431 Background Suppression 20 mm to 350 mm Sensing Range SICK

BRAND: SICK
SKU: 1041416
$812.20 List price: $1,020.90
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The WTB12-3N2431 Photoelectric Proximity Sensor is designed for industrial automation, featuring a sensing range from 20 mm to 350 mm and a robust metal housing

Alternatively Known As: Photoelectric Proximity Sensor, Background Suppression Sensor, Industrial Proximity Sensor, SICK 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, wavelength 640 nm
  • Light spot size: Ø 6 mm at 200 mm distance
  • Adjustment: Potentiometer, 5 turns
  • Supply voltage: 10 V DC to 30 V DC
  • Current consumption: 45 mA
  • Output type: NPN, light/dark switching
  • Output current max: ≤ 100 mA
  • Response time: ≤ 330 µs
  • Switching frequency: 1,500 Hz
  • Housing: Metal with plastic PMMA front screen
  • Connection: Male M12, 4-pin connector
  • Protection rating: IP66, IP67, IP69K
  • Operating temperature: -40 °C to +60 °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
  • Sensing range from 20 mm to 350 mm
  • Visible red LED light source with 640 nm wavelength
  • Potentiometer adjustment with 5 turns
  • NPN digital output with light/dark switching
  • High switching frequency of 1,500 Hz
  • Robust metal housing with IP66, IP67, and IP69K protection ratings
  • Operating temperature range from -40 °C to +60 °C
Professional Installation Requirements
  • Installation by qualified personnel is recommended to ensure proper electrical connection and sensor alignment.
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 4801 – Occupational Health & Safety Management Systems
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's official warranty policy.

Available Now

The SICK WTB12-3N2431 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and safety applications.

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