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Photoelectric Proximity Sensor WTB9-3P2461 | Background Suppression | IP66, IP67, IP69K Rated | Fast Response Time | by SICK

BRAND: SICK
SKU: 1049049
$565.30 List price: $710.50
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The WTB9-3P2461 Photoelectric Proximity Sensor is designed for industrial automation, featuring background suppression and a fast response time of under 0.333 ms. With a robust IP66, IP67, and IP69K rated housing, it ensures reliable performance in harsh environments. Ideal for manufacturing process control and material handling, this sensor offers adjustable sensing range and high switching frequency for precise object detection.

Alternatively Known As: Photoelectric Proximity Sensor, Background Suppression Sensor, SICK Proximity Sensor, WTB9 Sensor

Technical Specifications
  • Supply voltage: 10 V DC to 30 V DC
  • Current consumption: 30 mA
  • Switching output: PNP, complementary
  • Output current max: ≤ 100 mA
  • Switching mode: Light/dark switching
  • Response time: < 0.333 ms
  • Switching frequency: 1,500 Hz
  • Connection type: Male connector M12, 4-pin
  • Circuit protection: Types A, B, C
  • Protection class: III
  • Housing material: Plastic, VISTAL®
  • Optics material: Plastic, PMMA
  • Enclosure rating: IP66, IP67, IP69K
  • Operating temperature: -40 °C to +60 °C
  • Storage temperature: -40 °C to +75 °C
  • Light source: PinPoint LED, 650 nm wavelength
  • Light spot size: Ø 4.5 mm at 75 mm distance
  • Adjustment: Potentiometer, 5 turns
  • Dimensions (H x L x W): 52.2mm x 23.6mm x 12.2mm
  • Weight: 0.1 kg
Key Features
  • Photoelectric proximity sensor with background suppression
  • Rectangular housing design with visible red light emission
  • Adjustable sensing range from 20 mm to 350 mm
  • PinPoint LED light source with 650 nm wavelength
  • Potentiometer adjustment with 5 turns for sensitivity tuning
  • High switching frequency of 1,500 Hz and fast response time under 0.333 ms
  • Robust plastic VISTAL® housing with IP66, IP67, and IP69K protection ratings
  • Wide ambient operating temperature range from -40 °C to +60 °C
  • Male connector M12, 4-pin connection type
  • Complementary PNP output with light/dark switching mode
Professional Installation Requirements
  • Installation should be performed by a qualified electrician or technician familiar with industrial sensor wiring and safety standards.
Applications
  • Industrial automation for object detection
  • Manufacturing process control
  • Material handling and packaging systems
  • Robotics and safety systems requiring precise proximity sensing
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Energy-efficient LED light source reduces power consumption
  • Durable housing materials extend product lifespan, reducing waste
  • Complies with China RoHS and ECOLAB certificates ensuring reduced environmental impact
Warranty Information

Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.

Available Now

The SICK WTB9-3P2461 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and manufacturing applications.