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Photoelectric Proximity Sensor WTB9M4-3N1161 | Background Suppression | IP66/IP67/IP69K Rated | Adjustable Sensing Range | by SICK
The WTB9M4-3N1161 Photoelectric Proximity Sensor is designed for industrial automation, featuring background suppression and an adjustable sensing range from 20 mm to 350 mm. With a high switching frequency of 1,500 Hz and robust IP66/IP67/IP69K protection, this sensor is perfect for object detection in manufacturing and material handling applications, ensuring reliable performance in challenging environments.
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Technical Specifications
- Functional principle: Photoelectric proximity sensor with background suppression
- Sensing range max.: 20 mm to 350 mm
- Type of light: Visible red light, wavelength 650 nm
- Light source: PinPoint LED
- Light spot size: Ø 4.5 mm at 75 mm distance
- Adjustment: Potentiometer, 5 turns
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: NPN, complementary
- Switching mode: Light/dark switching
- Output current max: ≤ 100 mA
- Response time: < 0.333 ms
- Switching frequency: 1,500 Hz
- Connection type: 4-wire cable, 2 m length
- Cable material: Plastic, PVC
- Protection class: III
- Housing material: Plastic, VISTAL®
- Optics material: Plastic, PMMA
- Enclosure rating: IP66, IP67, IP69K
- Ambient operating temperature: -40 °C to +60 °C
- Storage temperature: -40 °C to +75 °C
- Circuit protection: Types A, B, C
- Weight: 80 g
- Dimensions (H x L x W): 50mm x 23.6mm x 12.2mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Visible red light with PinPoint LED
- Adjustable sensing range from 20 mm to 350 mm
- Rectangular housing with M4 mounting hole
- High switching frequency of 1,500 Hz
- Robust plastic housing with IP66, IP67, and IP69K protection ratings
- Wide ambient operating temperature range from -40 °C to +60 °C
- Light/dark switching mode with complementary NPN output
Professional Installation Requirements
- Installation by a qualified electrician or technician is recommended to ensure proper wiring and sensor alignment for optimal performance.
Applications
- Industrial automation for object detection
- Manufacturing process control
- Material handling and packaging systems
- Safety and monitoring in machinery
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Energy-efficient LED light source reduces power consumption
- Durable housing minimizes waste through extended product life
- Complies with China-RoHS for reduced hazardous substances
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK WTB9M4-3N1161 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
