Sick WTB26I-24161120A00 Photoelectric Sensor
The Sick WTB26I-24161120A00 photoelectric sensor provides background suppression with 30–2000 mm sensing range and PNP/NPN outputs for industrial automation. This Sick Photoelectric Sensor from the W26 and W16 series uses infrared LED at 850 nm, supports 10–30 V DC supply, includes IO-Link adjustment, M12 4-pin connection, 1,000 Hz switching frequency, and IP66/IP67/IP69 enclosure.
| 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 WTB26I-24161120A00 Sick PNP NPN Output Photo Sensor is a photoelectric proximity sensor designed for background suppression detection. The WTB26I-24161120A00 Sick PNP NPN Output Photo Sensor delivers a 30–2000 mm sensing range, operates with infrared LED at 850 nm, and provides PNP/NPN complementary push-pull outputs. This model belongs to the W26 and W16 series and is used across industrial automation systems requiring flexible output configuration.
In industrial automation environments, the WTB26I-24161120A00 Sick PNP NPN Output Photo Sensor is applied in conveyors, packaging machinery, automated assembly lines, and material handling systems. Background suppression enables stable object detection independent of background surfaces. Complementary outputs simplify PLC integration, while high switching frequency supports reliable detection of fast-moving objects in continuous production processes.
The WTB26I-24161120A00 Sick PNP NPN Output Photo Sensor combines IP66/IP67/IP69 protection, VISTAL® housing, and a wide –40 °C to +60 °C operating range for dependable industrial use. With defined sensing distance, protected outputs, and consistent response behavior, this W26 and W16 series sensor aligns with Sick industrial reliability standards. The WTB26I-24161120A00 is suitable for demanding photoelectric sensing applications.
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