Sensor
Compact Photoelectric Sensors SICK W280-2
Type:WL280-2R4331
Part No.:6044760
Part No.:6044760
Compact Photoelectric Sensors SICK W280-2 WL280-2R4331
Features
Mechanics/electronics
Safety-related parameters
Classifications
Features
| Device type | Photoelectric sensors |
| Sensor/ detection principle | Photoelectric retro-reflective sensor, Dual lens |
| Dimensions (W x H x D) | 23.5 mm x 74.5 mm x 63 mm |
| Housing design (light emission) | Rectangular |
| Sensing range max. |
0.01 m ... 15 m 1) 0.01 m ... 12 m 2) |
| Sensing range |
0.01 m ... 13 m 1) 0.01 m ... 11 m 2) |
| Type of light | Visible red light |
| Light source | LED 3) |
| Light spot size (distance) | Ø 260 mm (8 m) |
| Adjustment | Potentiometer |
- 1) Reflector PL80A.
- 2) Reflector P250.
- 3) Average service life: 100,000 h at TU = +25 °C.
Mechanics/electronics
| Supply voltage |
24 V DC ... 240 V DC 1) 24 V AC ... 240 V AC 1) |
| Power consumption | ≤ 5 VA |
| Switching output | Relay, electrically isolated 2) |
| Output function | Change-over contacts |
| Switching mode | Light switching 2) |
| Switching current (switching voltage) |
3 A (240 V AC) 3 A (30 V DC) |
| Response time | ≤ 15 ms |
| Switching frequency | 33 Hz 3) |
| Connection type | Cable gland |
| Circuit protection |
A 4) C 5) |
| Protection class | II 6) |
| Overvoltage category | 3 |
| Weight | 150 g |
| Polarisation filter | ✔ |
| Interference emission | EN 61000-6-3 (only –2Hxxxx) 7) |
| Housing material | Plastic, ABS |
| Optics material | Plastic, PMMA |
| Enclosure rating |
IP66 IP67 |
| Items supplied | Mounting bracket BEF-W280, Reflector P250 |
| Usage category | AC-15, DC-13, according to EN 60947-1 |
| Electromagnetic compatibility (EMC) | EN 60947-5-2 EN 61000-6-3 (only –2Hxxxx) 8) 8) |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| UL File No. | NRKH2.E300503 & NRKH8.E300503 |
- 1) +- 10%.
- 2) Provide suitable spark suppression for inductive or capacitive loads.
- 3) With light/dark ratio 1:1.
- 4) A = VS connections reverse-polarity protected.
- 5) C = interference suppression.
- 6) Rated voltage: 250 V AC/DC.
- 7) In the case of a DC supply (relating to EN 61000-6-3) the length of cable between the supply source and the sensor must be < 30 m.
- 8) The AC/DC devices (-2Rxxxx only) comply with the Radio Safety Requirements for the industrial sector (Radio Safety Class A). They may cause radio interference if used in a residential area.
Safety-related parameters
| MTTFD | 1,558 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 |
| ETIM 8.0 | EC002717 |
| UNSPSC 16.0901 | 39121528 |
