In most procurement cycles, WLD16P-341121A0ZZZ is considered with Sick Laser Sensor, Sick Gtb6 P4211 and P&F Photoelectric Sensor, giving decision-makers confidence that they’ve chosen the most dependable component.
Sick WLD16P-341121A0ZZZ Photoelectric Sensor
The Sick WLD16P-341121A0ZZZ Photoelectric Sensor offers 0.25–14 m sensing with dual-lens retro-reflective operation and 635 nm LED illumination. It uses a point-shaped spot measuring 16 mm at 1 m and includes LED indicators for status monitoring. The sensor provides PNP/NPN push-pull output, 1,000 Hz switching frequency, and 500 µs response time with full short-circuit and reverse polarity protection. Its VISTAL housing carries IP66, IP67, and IP69 ratings. Explore Sick sensors, view Sick photoelectric sensors, and check the W26/W16 series.
| Brand | Sick |
| Product Type | Photoelectric Sensor |
| Model Number | WLD16P-341121A0ZZZ |
Sick WLD16P-341121A0ZZZ Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric retro-reflective sensor |
| Functional principle detail | Dual lens |
| Sensing range min. | 0.25 m |
| Sensing range max. | 14 m |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Shape of light spot | Point-shaped |
| Light spot size (distance) | Ø 16 mm (1 m) |
| Wave length | 635 nm |
| Adjustment | None |
| 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, 318 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 Sick WLD16P-341121A0ZZZ Photoelectric Sensor combines 0.25–14 m retro-reflective sensing, a dual-lens system, and a 635 nm PinPoint LED for accurate object detection. Its 16 mm light spot at 1 m, 1,000 Hz switching frequency, and push-pull output ensure stable performance in automation environments. As part of the W26/W16 series, it is built for reliable use across industrial applications requiring long-range, consistent detection capability.
This sensor supports conveyors, packaging machinery, warehouse automation, material handling, and assembly systems where precise retro-reflective detection is required. The dual-lens system improves signal strength over longer distances, while LED indicators help operators verify alignment and operating status. Its rugged VISTAL enclosure and IP69 rating ensure dependable use in environments with dust, moisture, or washdown requirements.
The Sick WLD16P-341121A0ZZZ Photoelectric Sensor delivers dependable long-range retro-reflective detection, high switching frequency, and IP69-rated durability for demanding automation tasks. Its stable output, clear indicators, and robust construction support consistent operation in industrial settings. Engineers rely on this model for accurate detection performance, long service life, and compatibility with diverse control systems.
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