Sick WTB16I-84161120A00 Photoelectric Sensor
The Sick WTB16I-84161120A00 photoelectric sensor provides 1500 mm background suppression using infrared LED light with PNP NPN output support. This Sick Photoelectric Sensor from the W26 and W16 series operates on 10–30 V DC supply, features ≤500 µs response time, includes push-pull output, and uses a 188 mm M12 male connector cable.
| Brand | Sick |
| Product Type | Photoelectric Sensor |
| Model Number | WTB16I-84161120A00 |
Sick WTB16I-84161120A00 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression |
| Sensing range min. | 10 mm |
| Sensing range max. | 1,500 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, 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) | 20 mm x 55.7 mm x 42 mm |
| Connection | Cable with M12 male connector, 4-pin, 188 mm |
| 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. 70 g |
The WTB16I-84161120A00 Sick 188mm PNP NPN Photoelectric Sensor is a photoelectric proximity sensor designed for controlled-distance object detection. The WTB16I-84161120A00 Sick 188mm PNP NPN Photoelectric Sensor delivers a 1500 mm sensing range, uses infrared LED light, provides PNP/NPN push-pull output, and supports IO-Link communication. It belongs to the W26 and W16 series and is used in industrial automation systems.
This sensor is applied in conveyors, packaging equipment, automated assembly lines, and material handling systems. Background suppression enables reliable detection of targets while reducing interference from reflective surfaces behind the object. Stable switching behavior supports repeatable sensing in processes requiring accurate distance-based detection.
The WTB16I-84161120A00 Sick 188mm PNP NPN Photoelectric Sensor features a compact rectangular housing with IP66, IP67, and IP69 enclosure ratings. Electrical protection and consistent response characteristics support dependable long-term operation. As a Sick photoelectric sensor, it is suitable for industrial environments where reliable sensing and stable electrical performance are required.
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