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Photoelectric Proximity Sensor WT34-B420 | Background Suppression | IP67 Rated | Infrared LED | by SICK
The WT34-B420 Photoelectric Proximity Sensor is designed for industrial automation, featuring background suppression and a sensing range of 100 mm to 2,500 mm. With an IP67-rated ABS housing and selectable NPN/PNP outputs, it ensures reliable object detection in various applications, from material handling to robotics. Its fast response time of ≤ 500 µs and high switching frequency of 1,000 Hz make it ideal for demanding environments.
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Product Name/Title: Photoelectric Proximity Sensor WT34-B420 | Background Suppression | IP67 Rated | Infrared LED | by SICK
Brand: SICK
SKU: 1019230
Alternatively Known As: Photoelectric Proximity Sensor, Background Suppression Sensor, Infrared Proximity Sensor, Industrial Proximity Sensor
Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 100 mm to 2,500 mm
- Light source: Infrared LED
- Light spot size at 2,500 mm: Ø 80 mm
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 50 mA
- Switching output: NPN, PNP selectable
- Switching frequency: 1,000 Hz
- Response time: ≤ 500 µs
- Output current max: ≤ 100 mA
- Time delay adjustable from 0.5 s to 10 s
- Connection: Male M12, 4-pin connector
- Protection class: II
- Enclosure rating: IP67
- Operating temperature: -40 °C to +60 °C
- Housing material: Plastic, ABS
- Weight: 140 g
- Dimensions (H x L x W): 92mm x 70mm x 27mm
- Weight: 0.14 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Rectangular plastic ABS housing with IP67 rating
- Sensing range from 100 mm to 2,500 mm using infrared LED light
- Selectable switching modes: light switching and dark switching
- Switching output options: NPN and PNP
- Adjustable potentiometer for sensitivity and delay time
- High switching frequency of 1,000 Hz and fast response time ≤ 500 µs
- Time functions include switch-on delay and off delay adjustable from 0.5 s to 10 s
- Male M12 4-pin connector for easy connection
- Wide ambient operating temperature range from -40 °C to +60 °C
- Circuit protection and photobiological safety certified
Professional Installation Requirements
- Installation should be performed by a qualified technician or electrician to ensure proper wiring and compliance with safety standards.
Applications
- Industrial automation for object detection
- Material handling and packaging systems
- Safety and monitoring in manufacturing processes
- Robotics and conveyor systems
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Energy-efficient LED light source reduces power consumption
- Durable IP67 rated housing extends product lifespan, reducing waste
- Complies with China-RoHS for restricted hazardous substances
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific warranty terms.
Available Now
The SICK WT34-B420 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
