SICK’s vast range of WL12-3P2431 Small Photoelectric Sensors offers precise optics and advanced technology, creating market-leading solutions with sensor intelligence. By using the latest SIRIC® and LED technologies, these sensors offer the highest level of operational reliability regardless of any interference factors. Additional sensor information can be used to simplify modern production processes.
This extensive range of Sick WL12-3P2431 Small Photoelectric Sensors is used in many automation applications around the world.
Feature
- Sensing range max.: 0 m … 7 m
- Sensor principle: Photoelectric retro-reflective sensor
- Detection principle: Autocollimation
- Switching output: PNP
- Connection type: Male connector M12, 4-pin
- Adjustment: Potentiometer, 5 turns
Specification
| Sensor/ detection principle | Photoelectric retro-reflective sensor, autocollimation |
| Dimensions (W x H x D) | 15.6 mm x 48.5 mm x 42 mm |
| Housing design (light emission) | Rectangular |
| Sensing range max. | 0 m … 7 m 1) |
| Sensing range | 0 m … 5 m 1) |
| Type of light | Visible red light |
| Light source | LED 2) |
| Light spot size (distance) | Ø 100 mm (3 m) |
| Angle of dispersion | Approx. 1.5° |
| Wavelength | 640 nm |
| Adjustment | Potentiometer, 5 turns |
1) Reflector PL80A.
2) Average service life: 100,000 h at TU = +25 °C.
Mechanical/electronics
| Supply voltage | 10 V DC … 30 V DC 1) |
| Ripple | ≤ 5 Vpp 2) |
| Power consumption | 30 mA 3) |
| Switching output | PNP |
| Output function | Complementary |
| Switching mode | Light/dark switching |
| Signal voltage PNP HIGH/LOW | > Uv – 2,5 V / ca. 0 V |
| Output current Imax. | 100 mA |
| Response time | ≤ 330 μs 4) |
| Switching frequency | 1,500 Hz 5) |
| Connection type | Male connector M12, 4-pin |
| Circuit protection | A 6) C 7) D 8) |
| Protection class | III |
| Weight | + 120 g |
| Polarisation filter | ✔ |
| Housing material | Metal |
| Optics material | Plastic, PMMA |
| Enclosure rating | IP66 IP67 IP69K |
| Items supplied | 2 x clamps incl. screws |
| Ambient operating temperature | –40 °C … +60 °C |
| Ambient storage temperature | –40 °C … +75 °C |
| UL File No. | NRKH.E181493 & NRKH7.E181493 |
1) Limit values when operated in a short-circuit protected network: max. 8 A.
2) May not exceed or fall below Uv tolerances.
3) Without load.
4) Signal transit time with resistive load.
5) With light/dark ratio 1:1.
6) A = VS connections reverse-polarity protected.
7) C = interference suppression.
8) D = outputs overcurrent and short-circuit protected.
Download Datasheet: Sick WL12-3P2431 Photoelectric Sensors
