Sick WL12-3P2461 Photoelectric Sensor
The Sick WL12-3P2461 photoelectric sensor provides 1.3 m sensing range, PNP output, and 1,500 Hz switching frequency for industrial automation detection applications, while the Sick WL12-3P2461, known as the Sick 1.3m Retro-reflective Sensor, belongs to Sick photoelectric sensors and the W12 series, featuring autocollimation principle, visible red LED light, 10–30 V DC supply, 330 µs response time, M12 4-pin connector, IP66/IP67/IP69K protection, and rectangular metal housing.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WL12-3P2461 |
Sick WL12-3P2461 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Autocollimation |
| Sensing range max. | 0 m ... 2 m |
| Sensing range | 0 m ... 1.3 m |
| Polarisation filters | - |
| Light source | LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 2 mm (90 mm) |
| Wave length | 640 nm |
| Adjustment | Potentiometer, 5 turns |
| Angle of dispersion | Approx. 5° |
| Special applications | Detecting small objects |
| Items supplied | 2 x clamps BEF-KH-W12, incl. screws |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | 30 mA |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light/dark switching |
| Signal voltage PNP HIGH/LOW | > Uv - 2,5 V / ca. 0 V |
| Output current Imax. | ≤ 100 mA |
| Response time | ≤ 330 µs 4) |
| Switching frequency | 1,500 Hz 5) |
| Output function | Complementary |
| Special feature | Focused optics |
| Housing | Rectangular |
| Dimensions (W x H x D) | 15.6 mm x 48.5 mm x 42 mm |
| Connection | Male connector M12, 4-pin |
| Housing material | Metal |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP66, IP67, IP69K |
| Ambient operating temperature | –40 °C ... +60 °C |
| Ambient temperature, storage | –40 °C ... +75 °C |
| Weight | 120 g |
The Sick WL12-3P2461 photoelectric sensor, also referred to as the Sick 1.3m Retro-reflective Sensor, is designed for precise detection in industrial automation systems. It offers a 1.3 m sensing range, PNP output, and 1,500 Hz switching frequency for stable performance. As part of the W12 series, the Sick WL12-3P2461 uses autocollimation to ensure consistent detection of small objects with focused optics.
The Sick WL12-3P2461 photoelectric sensor is used in conveyors, packaging systems, assembly lines, and material handling applications. Its retro-reflective sensing method enables reliable detection within controlled distances. The sensor ensures stable switching output, supporting consistent automation control. With its compact rectangular design and M12 connector, the Sick WL12-3P2461 integrates easily into industrial setups.
The Sick WL12-3P2461 photoelectric sensor combines controlled sensing range with durable industrial construction. With features such as fast response time, stable output, and IP69K protection, it supports continuous operation in demanding environments. As part of the Sick W12 series, it ensures compatibility with standard automation systems. The Sick WL12-3P2461 is suitable for applications requiring consistent detection, reliable switching, and dependable performance.
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