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Photoelectric Proximity Sensor WTB9M4L-3P2461 | Background Suppression | IP66/IP67/IP69K Rated | 1,000 Hz Switching Frequency | by SICK
The WTB9M4L-3P2461 Photoelectric Proximity Sensor is designed for industrial automation, featuring background suppression and a high switching frequency of 1,000 Hz. With an IP66/IP67/IP69K rating, it excels in harsh environments, making it ideal for detecting small objects in machine safety and control systems. Its durable design ensures longevity while maintaining low power consumption.
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Technical Specifications
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: PNP complementary
- Switching mode: Light/dark switching
- Output current max: ≤ 100 mA
- Response time: ≤ 0.5 ms
- Switching frequency: 1,000 Hz
- Connection type: Male M12, 4-pin connector
- Protection class: III
- Housing material: Plastic, VISTAL®
- Optics material: Plastic, PMMA
- Enclosure rating: IP66, IP67, IP69K
- Operating temperature: -10 °C to +50 °C (standard), -30 °C to +55 °C (extended)
- Storage temperature: -30 °C to +70 °C
- Laser wavelength: 650 nm
- Light spot size: Ø 1 mm at 170 mm distance
- Laser class: 1 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)
- Dimensions (H x L x W): 52.2mm x 23.6mm x 12.2mm
- Weight: 0.1 kg
Key Features
- Photoelectric proximity sensor with background suppression
- Rectangular housing design with visible red laser light
- Sensing range from 25 mm to 300 mm
- Laser class 1 safety compliant
- Potentiometer adjustment with 5 turns
- High switching frequency of 1,000 Hz
- IP66, IP67, and IP69K rated for harsh environments
- Operating temperature range from -30 °C to +55 °C (extended)
Professional Installation Requirements
- Installation should be performed by a qualified technician or electrician familiar with photoelectric sensor wiring and safety standards.
Applications
- Industrial automation for detecting small objects
- Machine safety and control systems
- Material handling and packaging lines
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
- Complies with AS/NZS 3820 – Essential Safety Requirements for Electrical Equipment
Environmental Benefits
- Low power consumption with 30 mA current draw
- Durable IP69K rated housing reduces waste by extending product life
- Complies with China-RoHS for hazardous substance restrictions
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB9M4L-3P2461 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and safety applications.
