Sick WTB26I-24G11420ZZZ Photoelectric Sensor
The Sick WTB26I-24G11420ZZZ photoelectric sensor provides background suppression with 30–3000 mm sensing range and NPN output 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, features Teach-Turn adjustment, M12 4-pin connection, 200 Hz switching frequency, and IP66/IP67/IP69 enclosure.
| Brand | Sick |
| Product Type | Photoelectric Sensor |
| Model Number | WTB26I-24G11420ZZZ |
Sick WTB26I-24G11420ZZZ Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range min. | 30 mm |
| Sensing range max. | 3,000 mm |
| Light source | LED |
| Type of light | Infrared light |
| Shape of light spot | Point-shaped |
| Light spot size (distance) | Ø 12 mm (800 mm) |
| Wave length | 850 nm |
| Adjustment | Teach-Turn adjustment |
| 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 | NPN |
| Signal voltage PNP HIGH/LOW | - |
| 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 | ≤ 2.5 ms 3) |
| Repeatability (response time) | 150 µs |
| Switching frequency | 200 Hz 4) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 20 mm x 55.7 mm x 42 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-24G11420ZZZ Sick NPN Rectangular Photoelectric Sensor is a photoelectric proximity sensor designed for background suppression applications. The WTB26I-24G11420ZZZ Sick NPN Rectangular Photoelectric Sensor delivers a 30–3000 mm sensing range, operates with infrared LED at 850 nm, and provides NPN digital output. This model belongs to the W26 and W16 series and is used in industrial automation systems requiring compact rectangular sensors.
In industrial automation environments, the WTB26I-24G11420ZZZ Sick NPN Rectangular Photoelectric Sensor is used in conveyors, packaging machinery, automated assembly lines, and material handling systems. Background suppression ensures stable object detection independent of reflective backgrounds. The NPN output supports standard PLC inputs, while the defined switching frequency enables reliable detection of moving objects in production processes.
The WTB26I-24G11420ZZZ Sick NPN Rectangular Photoelectric Sensor combines IP66/IP67/IP69 protection, VISTAL® housing, and a wide –40 °C to +60 °C operating range for dependable industrial use. With long sensing distance, protected outputs, and consistent response behavior, this W26 and W16 series sensor reflects Sick industrial reliability standards. The WTB26I-24G11420ZZZ is suitable for demanding photoelectric sensing applications.
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