Sick WL12-3P2441 Photoelectric Sensor
The Sick WL12-3P2441 photoelectric sensor features 7 m sensing range, retro-reflective detection, PNP output, and 330 µs response time for industrial applications. This WL12-3P2441 Sick 330 µs Response Time Photo Sensor operates with visible red LED light, 640 nm wavelength, 1,500 Hz switching frequency, 10–30 V DC supply, metal housing, and M12 4-pin connector, available under Sick, categorized within Sick Photoelectric Sensors, and part of the W12 series for industrial detection tasks.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WL12-3P2441 |
Sick WL12-3P2441 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Autocollimation |
| Sensing range max. | 0 m ... 7 m |
| Sensing range | 0 m ... 5 m |
| Polarisation filters | - |
| Light source | LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 100 mm (3 m) |
| Wave length | 640 nm |
| Adjustment | Potentiometer, 5 turns |
| Angle of dispersion | - |
| Special applications | - |
| 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 | - |
| 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 |
WL12-3P2441 Sick 330 µs Response Time Photo Sensor refers to the Sick WL12-3P2441 photoelectric sensor used in industrial automation environments. It provides 7 m sensing range, retro-reflective principle, PNP digital output, and 330 µs response time. This model belongs to the W12 series and operates using visible red LED light with autocollimation. Sick WL12-3P2441 ensures stable and repeatable detection performance in industrial sensing applications.
In industrial applications, the Sick WL12-3P2441 photoelectric sensor is used in conveyors, packaging systems, assembly lines, and material handling processes. The retro-reflective detection enables reliable sensing over longer distances, improving operational consistency. The stable output signal ensures dependable performance, while the fast response time supports high-speed operations. Its robust housing and high enclosure rating allow operation in dusty, wet, and washdown environments.
The WL12-3P2441 Sick 330 µs Response Time Photo Sensor, identified as Sick WL12-3P2441, provides consistent sensing performance for industrial automation systems. With compact rectangular housing, metal construction, and wide operating temperature range, it suits demanding industrial conditions. As part of the W12 series, it aligns with similar models for compatibility and integration. Sick WL12-3P2441 ensures stable detection performance for applications requiring accurate and repeatable sensing.

