Sick WSE12-3P2431 Photoelectric Sensor
Sick WSE12-3P2431 is a through-beam photoelectric sensor supporting 15 m sensing range with PNP output for automation applications systems. This Sick photoelectric sensor from the W12 series uses visible red LED light at 640 nm, operates on 10–30 V DC, delivers ≤330 µs response time, 1,500 Hz switching frequency, and offers IP66/IP67/IP69K protection in a compact metal housing.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WSE12-3P2431 |
Sick WSE12-3P2431 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Through-beam photoelectric sensor |
| Functional principle detail | - |
| Sensing range max. | 0 m ... 20 m |
| Sensing range | 0 m ... 15 m |
| Polarisation filters | - |
| Light source | LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 220 mm (15 m) |
| Wave length | 640 nm |
| Adjustment | Potentiometer, 5 turns |
| Angle of dispersion | Approx. 1.5° |
| 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 |
The WSE12-3P2431 Sick 15m Through-beam Photo Sensor is designed for long-distance object detection in industrial automation environments. This through-beam photoelectric sensor provides 15 m operating range, PNP output, visible red LED light, and 1,500 Hz switching frequency. It belongs to the Sick W12 series and supports stable signal transmission across extended sensing distances.
In applications such as conveyors, packaging lines, automated assembly systems, and material handling equipment, the WSE12-3P2431 Sick 15m Through-beam Photo Sensor enables reliable detection of passing objects. Through-beam sensing ensures consistent performance for fast-moving targets, while quick response time supports accurate signal processing. The rectangular metal housing allows easy installation in compact automation layouts.
The WSE12-3P2431 from Sick combines defined optical alignment with electrical stability and high enclosure protection. Its wide operating temperature range, standardized M12 connector, and dependable output behavior make it suitable for continuous industrial use. As part of the W12 series, this Sick photoelectric sensor integrates smoothly into automation systems requiring dependable long-range through-beam detection.
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