Sensor
Small Photoelectric Sensors SICK W12-2 Laser
Type:WL12L-2B520
Part No.:1018253
Part No.:1018253
Small Photoelectric Sensors SICK W12-2 Laser WL12L-2B520
Features
Mechanics/electronics
Safety-related parameters
Classifications
Features
| Sensor/ detection principle | Photoelectric retro-reflective sensor, autocollimation |
| Dimensions (W x H x D) | 15 mm x 49 mm x 41.5 mm |
| Housing design (light emission) | Rectangular |
| Sensing range max. | 0 m ... 15 m 1) |
| Type of light | Visible red light |
| Light source | Laser 2) |
| Light spot size (distance) | Ø 0.8 mm (300 mm) |
| Wave length | 650 nm |
| Laser class | 2 (EN 60825-1:2014, IEC 60825-1:2007) 3) |
| Adjustment | Potentiometer |
| Special applications | Detecting small objects, Detection of objects moving at high speeds |
| Special features | Focusable from 150 mm to 450 mm |
- 1) Reflector PL80A.
- 2) Average service life: 50,000 h at TU = +25 °C.
- 3) Pulse length 4 µs, max. pulse power < 5,0 mW.
Mechanics/electronics
| Supply voltage | 10 V DC ... 30 V DC 1) |
| Ripple | < 5 Vpp 2) |
| Current consumption | 55 mA 3) |
| Switching output |
PNP 4) NPN 5) |
| Switching mode |
Light switching 4) Dark switching 5) |
| Switching mode selector | Selectable via L/D control cable |
| Signal voltage PNP HIGH/LOW | Uv - < 2.9 V, Uv V / 0 V <= 1.5 V |
| Signal voltage NPN HIGH/LOW | Uv < 1,5 V / Uv < 2,9 V |
| Output current Imax. | ≤ 100 mA |
| Response time | ≤ 200 µs 6) |
| Switching frequency | 2,500 Hz 7) |
| Connection type | Male connector M12, 5-pin |
| Circuit protection |
A 8) C 9) D 10) |
| Protection class | III |
| Weight | 130 g |
| Polarisation filter | ✔ |
| Housing material | Metal |
| Optics material | Plastic, PMMA |
| Enclosure rating |
IP67 IP69K |
| Items supplied | 2 x clamps BEF-KH-W12, incl. screws |
| Ambient operating temperature | –10 °C ... +50 °C |
| Ambient temperature, storage | –25 °C ... +75 °C |
| UL File No. | NRKH.E181493 & NRKH7.E181493 |
- 1) Limit values when operated in short-circuit protected network: max. 8 A.
- 2) May not exceed or fall below Uv tolerances.
- 3) Without load.
- 4) 0 V or not connected, light switching.
- 5) Uv, dark switching.
- 6) Signal transit time with resistive load.
- 7) With light/dark ratio 1:1.
- 8) A = VS connections reverse-polarity protected.
- 9) C = interference suppression.
- 10) D = outputs overcurrent and short-circuit protected.
Safety-related parameters
| MTTFD | 448 years |
| DCavg | 0% |
Classifications
| ECl@ss 5.0 | 27270902 |
| ECl@ss 5.1.4 | 27270902 |
| ECl@ss 6.0 | 27270902 |
| ECl@ss 6.2 | 27270902 |
| ECl@ss 7.0 | 27270902 |
| ECl@ss 8.0 | 27270902 |
| ECl@ss 8.1 | 27270902 |
| ECl@ss 9.0 | 27270902 |
| ECl@ss 10.0 | 27270902 |
| ECl@ss 11.0 | 27270902 |
| ETIM 5.0 | EC002717 |
| ETIM 6.0 | EC002717 |
| ETIM 7.0 | EC002717 |
| UNSPSC 16.0901 | 39121528 |
