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Photoelectric Proximity Sensor WTB9M4-3N2261 | Background Suppression | IP66/IP67/IP69K Rated | by SICK
The WTB9M4-3N2261 Photoelectric Proximity Sensor is designed for industrial automation, featuring a sensing range of 20 mm to 350 mm and a high switching frequency of 1,500 Hz. With its robust plastic housing and IP66/IP67/IP69K protection ratings, this sensor is perfect for harsh environments, ensuring reliable object detection in manufacturing and material handling applications.
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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 spot size: Ø 4.5 mm at 75 mm distance
- 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: Male connector M8, 4-pin
- Circuit protection: Types A, B, C
- Protection class: III
- Housing material: Plastic (VISTAL®)
- Optics material: Plastic (PMMA)
- Enclosure rating: IP66, IP67, IP69K
- Operating temperature: -40 °C to +60 °C
- Storage temperature: -40 °C to +75 °C
- Weight: 13 g
- Dimensions (H x L x W): 49.8mm x 23.6mm x 12.2mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Rectangular housing design with M4 mounting hole
- Visible red light with PinPoint LED light source
- Adjustable sensing range from 20 mm to 350 mm
- Potentiometer adjustment with 5 turns
- High switching frequency of 1,500 Hz
- Light/dark switching output with complementary NPN output
- Robust plastic housing (VISTAL®) and PMMA optics
- Protection rating IP66, IP67, IP69K for harsh environments
- Wide ambient operating temperature range from -40 °C to +60 °C
Professional Installation Requirements
- Installation by a qualified electrician or technician is recommended to ensure proper wiring and sensor alignment for optimal performance and safety.
Applications
- Industrial automation for object detection
- Manufacturing process control
- Material handling and packaging systems
- Robotics and safety systems
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Energy-efficient LED light source reduces power consumption
- Durable design minimizes waste and replacement frequency
- Complies with China-RoHS for hazardous substance restrictions
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy.
Available Now
The SICK WTB9M4-3N2261 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and manufacturing applications.
