Sick WTL16P-24161120A00 Photoelectric Sensor
The Sick WTL16P-24161120A00 photoelectric sensor uses LineSpot background suppression with 10–500 mm sensing range and PNP NPN outputs. This Sick Photoelectric Sensor from the W26 and W16 series features line-shaped visible red PinPoint LED at 635 nm, supports 10–30 V DC supply, delivers ≤ 500 µs response time, and offers IP66/IP67/IP69 protection with IO-Link adjustment.
| Brand | Sick |
| Product Type | Photoelectric Sensor |
| Model Number | WTL16P-24161120A00 |
Sick WTL16P-24161120A00 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Background suppression, LineSpot technology |
| Sensing range min. | 10 mm |
| Sensing range max. | 500 mm |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Shape of light spot | Line-shaped |
| Light spot size (distance) | 3 mm x 30 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 WTL16P-24161120A00 Sick LineSpot Photoelectric Sensor is a background suppression photoelectric proximity sensor designed for precise detection tasks. The WTL16P-24161120A00 Sick LineSpot Photoelectric Sensor operates with a 10–500 mm sensing range, uses LineSpot PinPoint LED at 635 nm, and provides PNP/NPN complementary outputs with a ≤ 500 µs response time. It belongs to the W26 and W16 series and is commonly used in industrial automation systems.
In industrial automation environments, the WTL16P-24161120A00 Sick LineSpot Photoelectric Sensor is applied in conveyors, packaging machines, assembly lines, and positioning systems. The line-shaped light spot enables accurate detection of flat, irregular, or narrow objects. Stable switching frequency and controlled background suppression support consistent signal evaluation in PLC-controlled processes.
The WTL16P-24161120A00 Sick LineSpot Photoelectric Sensor combines IP66/IP67/IP69 enclosure ratings with a compact VISTAL® housing for reliable operation. Electrical protection against reverse polarity and overcurrent ensures long service life. The WTL16P-24161120A00 reflects Sick manufacturing standards and is suitable for continuous photoelectric sensing in demanding industrial conditions.
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