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Photoelectric Proximity Sensor WTT12L-B3561 | Background Suppression | IP67 Rated | Fast Response Time | by SICK

BRAND: SICK
SKU: 1072614
$928.30 List price: $1,166.70
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The WTT12L-B3561 Photoelectric Proximity Sensor is designed for industrial automation, featuring background suppression and optical time-of-flight technology. With a sensing range of 50 mm to 3,800 mm and a fast response time of ≤ 5 ms, it's perfect for object detection in material handling and safety applications. Its robust IP67 rated housing ensures durability in harsh environments, making it an ideal choice for manufacturing and robotics.
Technical Specifications
  • Functional principle: Photoelectric proximity sensor with background suppression and optical time-of-flight
  • Sensing range: 50 mm to 3,800 mm
  • Light source: Visible red laser, wavelength 658 nm
  • Laser class: 1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)
  • Supply voltage: 10 V DC to 30 V DC
  • Current consumption: 70 mA
  • Switching output: Push-pull PNP/NPN, 2 outputs (Q, /Q)
  • Switching mode: Light/dark switching
  • Output current max: ≤ 100 mA
  • Response time: ≤ 5 ms
  • Switching frequency: 100 Hz
  • Protection class: III
  • Enclosure rating: IP67
  • Warm-up time: < 15 minutes
  • Initialization time: < 300 ms
  • Housing material: Plastic VISTAL®
  • Optics material: Plastic PMMA
  • Connection: Cable with M12 5-pin plug, 0.3 m length
  • Dimensions (H x L x W): 49.6mm x 44.2mm x 20mm
  • Weight: 0.1 kg
Key Features
  • Photoelectric proximity sensor with background suppression and optical time-of-flight technology
  • Rectangular housing design with visible red laser light source
  • Sensing range from 50 mm up to 3,800 mm
  • Laser class 1 compliant with IEC 60825-1 standards
  • Dual switching outputs (PNP/NPN) with light/dark switching mode
  • High protection rating IP67 for harsh environments
  • Fast response time of ≤ 5 ms and switching frequency of 100 Hz
  • Adjustable sensitivity via 4-turn potentiometer
  • Robust plastic VISTAL® housing and PMMA optics
Professional Installation Requirements
  • Installation should be performed by a qualified electrician or technician familiar with photoelectric sensor wiring and safety standards.
Applications
  • Industrial automation for object detection
  • Material handling and conveyor systems
  • Safety and presence detection in manufacturing
  • Robotics and process control
Standards & Compliance
  • Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
  • Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
  • Low power consumption with 10 V DC to 30 V DC supply voltage
  • Durable IP67 rated housing reduces waste by extending product life
  • Compliance with China-RoHS ensures reduced hazardous substances
Warranty Information

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

Available Now

The SICK WTT12L-B3561 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and safety applications.

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