Trade Discount 20%
Photoelectric Proximity Sensor WTB9M4L-3P2491 | Background Suppression | IP66/IP67/IP69K Rated | 500 Hz Switching Frequency | by SICK
The WTB9M4L-3P2491 Photoelectric Proximity Sensor is designed for precise object detection in industrial automation, featuring background suppression and a high switching frequency of 500 Hz. With a robust IP66/IP67/IP69K rated enclosure, it operates effectively in harsh environments, making it ideal for manufacturing process control and quality inspection systems.
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Technical Specifications
- Supply voltage: 10 V DC to 30 V DC
- Current consumption: 30 mA
- Switching output: PNP, complementary
- Output current max: ≤ 100 mA
- Switching mode: Light/dark switching
- Response time: ≤ 1 ms
- Switching frequency: 500 Hz
- Connection type: Male connector M12, 4-pin
- Circuit protection: Types A, B, C
- Protection class: III
- Ambient operating temperature: -10°C to +50°C (extended -30°C to +55°C)
- Storage temperature: -30°C to +70°C
- Laser class: 2 (IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11)
- Light spot size: Ø 0.9 mm at 230 mm distance
- 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
- Visible red laser light source with 650 nm wavelength
- Sensing range from 25 mm to 400 mm
- Rectangular housing design with M4 mounting hole
- Potentiometer adjustment with 5 turns
- High switching frequency of 500 Hz and response time ≤ 1 ms
- IP66, IP67, and IP69K rated enclosure for robust protection
- Operating temperature range from -10°C to +50°C (extended -30°C to +55°C)
- Plastic VISTAL® housing and PMMA optics material
- Laser class 2 compliant with IEC 60825-1 standards
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
- Manufacturing process control
- Material handling and packaging systems
- Quality control and inspection systems
Standards & Compliance
- AS/NZS 3000 – Wiring Rules (Electrical Installation)
- 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
- Compliant with China-RoHS and ECOLAB standards ensuring reduced hazardous substances
Warranty Information
Standard manufacturer warranty applies; please refer to SICK's official warranty policy for details.
Available Now
The SICK WTB9M4L-3P2491 Photoelectric Proximity Sensor is available for immediate purchase, ideal for industrial automation and object detection applications.
