Sick WTB16P-24161220A00 Photoelectric Sensor
The Sick WTB16P-24161220A00 photoelectric sensor uses NarrowBeam background suppression with 10–500 mm sensing range and PNP NPN outputs interfaces. This Sick Photoelectric Sensor from the W26 and W16 series features PinPoint LED visible red light at 635 nm, a Ø 3 mm narrow light spot, ≤ 500 µs response time, and IP66/IP67/IP69 enclosure with IO-Link adjustment.
| Brand | Sick |
| Product Type | Photoelectric Sensor |
| Model Number | WTB16P-24161220A00 |
Sick WTB16P-24161220A00 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression, NarrowBeam |
| Sensing range min. | 10 mm |
| Sensing range max. | 500 mm |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Shape of light spot | Point-shaped |
| Light spot size (distance) | Ø 3 mm (200 mm) |
| Wave length | 635 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 | 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. 50 g |
The WTB16P-24161220A00 Sick 500mm NarrowBeam Photoelectric Sensor is a background suppression photoelectric proximity sensor designed for focused object detection. The WTB16P-24161220A00 Sick 500mm NarrowBeam Photoelectric Sensor provides a 10–500 mm sensing range, uses a NarrowBeam PinPoint LED at 635 nm, and delivers PNP/NPN complementary outputs with a ≤ 500 µs response time. It belongs to the W26 and W16 series and is used in industrial automation systems.
In industrial automation, the WTB16P-24161220A00 Sick 500mm NarrowBeam Photoelectric Sensor is applied in conveyors, packaging lines, assembly stations, and precision positioning tasks. The narrow light spot enables accurate detection of small or closely spaced objects. Stable switching frequency and defined background suppression support consistent PLC signal processing in compact machine designs.
The WTB16P-24161220A00 Sick 500mm NarrowBeam Photoelectric Sensor combines IP66/IP67/IP69 protection with a compact VISTAL® housing for reliable operation. Built-in protection against reverse polarity and overcurrent supports long-term use. The WTB16P-24161220A00 reflects Sick manufacturing standards and is suitable for continuous photoelectric sensing in demanding industrial environments.
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