Sick WSE12-3N1131 Photoelectric Sensor
The Sick WTB12-3P1131 photoelectric sensor provides 20–350 mm sensing range, PNP output, and 1,500 Hz switching frequency for industrial automation detection applications, while the Sick WTB12-3P1131, known as the Sick 350mm PNP Photoelectric Sensor, belongs to Sick photoelectric sensors and the W12 series, featuring background suppression, visible red LED light, 10–30 V DC supply, 330 µs response time, cable connection, IP66/IP67/IP69K protection, and rectangular metal housing.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WSE12-3N1131 |
Sick WSE12-3N1131 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 | NPN |
| Switching mode | Light/dark switching |
| Signal voltage PNP HIGH/LOW | Approx. VS / < 2.5 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 | Cable, 4-wire, 2 m |
| 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 | 200 g |
The Sick WTB12-3P1131 photoelectric sensor, also referred to as the Sick 350mm PNP Photoelectric Sensor, is designed for short-range object detection in industrial automation systems. It offers a 20–350 mm sensing range, PNP output, and 1,500 Hz switching frequency for stable detection. As part of the W12 series, the Sick WTB12-3P1131 uses background suppression to ensure consistent detection across varying surface conditions.
The Sick WTB12-3P1131 photoelectric sensor is used in conveyors, packaging machines, assembly lines, and material handling applications. Its controlled sensing range enables accurate detection of objects within confined distances. The sensor ensures stable switching output, supporting reliable control in automation processes. With its compact rectangular housing and cable connection, the Sick WTB12-3P1131 integrates easily into industrial environments.
The Sick WTB12-3P1131 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 WTB12-3P1131 is suitable for applications requiring consistent detection, reliable switching, and dependable performance.
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