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Photoelectric Proximity Sensor WTB4FP-21A12120ZZZ | Background Suppression | Adjustable Sensing Range | IP66 & IP67 Rated | by SICK
The WTB4FP-21A12120ZZZ Photoelectric Proximity Sensor is designed for precise object detection in industrial automation. With a sensing range adjustable from 15 mm to 220 mm and a fast response time of ≤ 500 µs, it ensures reliable performance. Featuring a robust IP66 and IP67 rated housing, this sensor is perfect for manufacturing process control and packaging systems, providing durability and efficiency in demanding environments.
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Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 4 mm to 220 mm, adjustable switching threshold 15 mm to 220 mm
- Light source: PinPoint LED, visible red light, wavelength 635 nm
- Light spot size: Ø 4.2 mm at 130 mm distance
- Response time: ≤ 500 µs, switching frequency up to 1000 Hz
- Output: 1 PNP digital output, dark switching mode, max output current ≤ 100 mA
- Supply voltage: 10 V DC to 30 V DC with ≤ 5 V ripple
- Protection class: III, circuit protected against reverse polarity, overcurrent, and short-circuit
- Housing: Plastic VISTAL®, flat design with M8 3-pin connector
- Enclosure rating: IP66 and IP67
- Operating temperature: -40 °C to +60 °C
- Weight: Approx. 30 g
- Dimensions (H x L x W): 40mm x 12mm x 16mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Adjustable switching threshold from 15 mm to 220 mm
- Visible red PinPoint LED light source with 635 nm wavelength
- Smallest detectable object size of 0.2 mm at 130 mm distance
- BluePilot Teach-Turn adjustment for easy sensing range setting
- LED indicators for sensing range, power, and object detection status
- High switching frequency of 1000 Hz and fast response time ≤ 500 µs
- Robust plastic VISTAL® housing with IP66 and IP67 protection ratings
- Wide ambient operating temperature range from -40 °C to +60 °C
- Resistance to cleaning agents certified by ECOLAB
Professional Installation Requirements
- Installation should be performed by qualified personnel familiar with electrical and sensor systems to ensure proper setup and compliance with safety standards.
Applications
- Industrial automation for object detection
- Manufacturing process control
- Packaging and material handling systems
- Robotics and safety systems requiring precise sensing
Standards & Compliance
- AS/NZS 60950 – Safety of IT and Communication Equipment
Environmental Benefits
- Long LED service life of 100,000 hours reduces waste and replacement frequency
- Energy-efficient operation with low current consumption (≤ 25 mA)
- Durable construction minimizes environmental impact through extended product lifespan
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB4FP-21A12120ZZZ Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and precise object detection applications.
