Sick WTB12-3N1111 Photoelectric Sensor
The Sick WTB12-3N1111 photoelectric sensor features 600 mm sensing range, background suppression, NPN output, and complementary output function for industrial applications. This WTB12-3N1111 Sick Complementary Photoelectric Sensor operates with infrared LED light, 850 nm wavelength, 1,500 Hz switching frequency, ≤ 330 µs response time, 10–30 V DC supply, metal housing, and 2 m cable connection, available under Sick, categorized within Sick Photoelectric Sensors, and part of the W12 series for short-range detection tasks.
| Brand | Sick |
| Product Type | Photolectric Sensor |
| Model Number | WTB12-3N1111 |
Sick WTB12-3N1111 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range max. | 20 mm ... 600 mm |
| Sensing range | 20 mm ... 600 mm |
| Polarisation filters | - |
| Light source | LED |
| Type of light | Infrared light |
| Light spot size (distance) | 15 mm x 15 mm (200 mm) |
| Wave length | 850 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 | 55 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 |
WTB12-3N1111 Sick Complementary Photoelectric Sensor refers to the Sick WTB12-3N1111 photoelectric sensor used in industrial automation systems. It provides 600 mm sensing range, background suppression, NPN digital output, and complementary output function. This model belongs to the W12 series and operates using infrared LED light for stable object detection. Sick WTB12-3N1111 ensures consistent sensing performance in industrial environments requiring reliable detection.
In industrial applications, the Sick WTB12-3N1111 photoelectric sensor is used in conveyors, packaging systems, assembly lines, and inspection processes. Background suppression enables accurate detection without interference from surrounding objects. The complementary output function supports flexible signal usage, while the fast response time allows operation in high-speed environments. Its durable construction and high enclosure rating ensure reliable performance in dust, moisture, and washdown conditions.
The WTB12-3N1111 Sick Complementary Photoelectric Sensor, identified as Sick WTB12-3N1111, provides dependable sensing performance for industrial automation. With compact rectangular housing, metal construction, and wide operating temperature range, it fits multiple industrial applications. As part of the W12 series, it aligns with similar models for compatibility and integration. Sick WTB12-3N1111 ensures stable detection performance for applications requiring accurate and repeatable sensing.
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