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Sick WTB26I-24161120A00 Photoelectric Sensor
The Sick WTB26I-24161120A00 Photoelectric Sensor offers a 30 to 2,000 mm sensing range using an infrared LED with background suppression. This proximity sensor provides push-pull PNP/NPN outputs, Teach-Turn and IO-Link adjustment, 1,000 Hz switching frequency, and IP66, IP67, and IP69 protection. Explore more products from Sick Sensors, view all Sick Photoelectric Sensors at Sick Photoelectric Sensors, and check complete series information at Sick W26/W16 Series.
| Brand | Sick |
| Product Type | Photoelectric Sensor |
| Model Number | WTB26I-24161120A00 |
Sick WTB26I-24161120A00 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range min. | 30 mm |
| Sensing range max. | 2,000 mm |
| Light source | LED |
| Type of light | Infrared light |
| Shape of light spot | Point-shaped |
| Light spot size (distance) | Ø 14 mm (1,000 mm) |
| Wave length | 850 nm |
| Adjustment | Teach-Turn adjustment,Adjustment, IO-Link |
| Indication | LED blue, LED green, LED yellow |
| Supply voltage UB | 10 V DC ... 30 V DC 1) |
| Ripple | ≤ 5 Vpp |
| Usage category | DC-12 (According to EN 60947-5-2), DC-13 (According to EN 60947-5-2) |
| Current consumption, sender & Receiver | ≤ 30 mA, without load. At UB = 24 V |
| Protection class | III |
| Digital output Number | 2 (Complementary) |
| Output type | Push-pull: PNP/NPN |
| Signal voltage PNP HIGH/LOW | Approx. UB-2.5 V / 0 V |
| Signal voltage NPN HIGH/LOW | Approx. UB / < 2.5 V |
| Output current Imax. | ≤ 100 mA |
| Circuit protection outputs | Reverse polarity protected, Overcurrent and short-circuit protected |
| Response time | ≤ 500 µs 2) |
| Repeatability (response time) | 150 µs |
| Switching frequency | 1,000 Hz 3) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 24.6 mm x 82.5 mm x 53.3 mm |
| Connection | Male connector M12, 4-pin |
| Housing material | Plastic, VISTAL® |
| Front screen material | Plastic, PMMA |
| Male connector material | Plastic, VISTAL® |
| Maximum tightening torque of the fixing screws | 1.3 Nm |
| Enclosure rating | IP66 (EN 60529), IP67 (EN 60529), IP69 (EN 60529) 1) |
| Ambient operating temperature | –40 °C ... +60 °C |
| Ambient temperature, storage | –40 °C ... +75 °C |
| Weight | Approx. 80 g |
The Sick WTB26I-24161120A00 Photoelectric Sensor is a background suppression proximity device designed for reliable detection in industrial automation. It offers a 30 to 2,000 mm sensing range, operates with an infrared LED, and provides push-pull PNP/NPN outputs for flexible integration. As part of the W26 and W16 Series, this model supports IO-Link configuration and ensures stable operation with IP66, IP67, and IP69 enclosure ratings suitable for demanding environments.
This model is well suited for conveyors, assembly stations, material handling, and packaging applications. Its background suppression function enables precise detection of objects with varying colors and surface properties, while the 1,000 Hz switching frequency supports high-speed automation. Engineers benefit from the Teach-Turn adjustment concept, clear LED status indicators, and an M12 connector that simplifies installation across different machine layouts.
The Sick WTB26I-24161120A00 Photoelectric Sensor delivers consistent performance through its 30 to 2,000 mm sensing range, durable VISTAL housing, and reliable push-pull output structure. Sick’s engineering quality ensures dependable detection in environments where stability, accuracy, and long-term durability are essential. This model is suitable for industrial users requiring a robust proximity sensor that integrates seamlessly into modern automation and control systems.
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