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Photoelectric Proximity Sensor WTB4SL-3N3261 | 25mm to 300mm Sensing Range | Laser Light Source | IP66 & IP67 Rated | by SICK
The WTB4SL-3N3261 Photoelectric Proximity Sensor is designed for precision in industrial automation, featuring a sensing range of 25 mm to 300 mm and a visible red laser light source at 650 nm. With a fast response time of ≤ 0.5 ms and robust IP66/IP67 protection, this sensor is perfect for detecting small objects in machine safety and control systems, ensuring reliable performance in demanding environments.
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Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range: 25 mm to 300 mm
- Light source: Laser, visible red light, 650 nm wavelength
- Light spot size: Ø 1 mm at 170 mm distance
- Laser class: 1
- Adjustment: Potentiometer, 5 turns
- Supply voltage: 10 V DC to 30 V DC
- Ripple: < 5 V pp
- Current consumption: 30 mA
- Protection class: III
- Digital output: NPN, light/dark switching, max output current ≤ 100 mA
- Response time: ≤ 0.5 ms
- Switching frequency: 1,000 Hz
- Output function: Complementary
- Circuit protection: Types A, B, C
- Housing material: Plastic, Novodur
- Front screen: Plastic, PMMA
- Cable: Plastic, PVC, 120 mm length
- Mounting hole: M3
- Enclosure rating: IP66, IP67
- Operating temperature: -10 °C to +50 °C (extended -30 °C to +55 °C)
- Storage temperature: -30 °C to +70 °C
- Dimensions (H x L x W): 41.8mm x 17.3mm x 12.2mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Sensing range from 25 mm to 300 mm
- Visible red laser light source with 650 nm wavelength
- Slim plastic Novodur housing with IP66 and IP67 protection
- Fast response time of ≤ 0.5 ms and switching frequency up to 1,000 Hz
- NPN digital output with light/dark switching mode
- Potentiometer adjustment with 5 turns
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 detecting small objects
- Machine safety and control systems
- Material handling and packaging lines
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Low power consumption with 30 mA current draw
- RoHS compliant, ensuring reduced hazardous substances
- Durable housing reduces waste through extended product life
Warranty Information
Standard manufacturer warranty applies. Please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB4SL-3N3261 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
