Pepperl+Fuchs RL28-55/47/74 Retroreflective sensor
Item Number: RL28-55/47/74
- Ultra bright LEDs for power on, weak signal indication and switching state
- Not sensitive to ambient light, even with switched energy saving lamps
- Waterproof, degree of protection IP67
- Protection class II
- Overview
- Datasheet
- Alternative numbers
- Comments
Ambient light limit80000 Lux. LEDs for operating status, switching status and function reserve. Unaffected by ambient light, even from energy-saving lamps.
| Control elements | sensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch |
| Operating voltage | 10 ... 30 V DC |
| Diameter of the light spot | approx. 290 mm at a distance of 17 m |
| Ambient temperature | -40 ... 60 В°C (-40 ... 140 В°F) |
| Connection | connector M18, 4-pin |
| Protection class | II, rated voltage 250 V AC with pollution degree 1-2 according to IEC 60664-1 |
| UL approval | E87056 , cULus Listed , class 2 power supply , type rating 1 |
| Function indicator | 2 LEDs yellow, light up when light beam is free, flash when falling short of the stability control, off when light beam is interrupted |
| Mass | 70 g |
| Housing width | 25.8 mm |
| Storage temperature | -40 ... 75 В°C (-40 ... 167 В°F) |
| Light type | modulated visible red light , 660 nm |
| No-load supply current | 40 mA |
| Reference target | H85-2 reflector |
| Switching current | max. 200 mA |
| Light source | LED |
| Reflector distance | 0.05 ... 17 m |
| Operation indicator | LED green |
| MTTFd | 950 a |
| Switching frequency | 1000 Hz |
| Degree of protection | IP67 |
| Threshold detection range | 21 m |
| Switching voltage | max. 30 V DC |
| Angle of divergence | emitter 1.2В° receiver 2В° |
| Diagnostic Coverage (DC) | 0 % |
| Effective detection range | 0 ... 17 m |
| Response time | 0.5 ms |
| Mission Time (TM) | 20 a |
| Ripple | 10 % |
| Product standard | EN 60947-5-2 |
| Housing height | 88 mm |
| Signal output | 2 PNP, complementary, short-circuit protected, reverse polarity protected , open collectors |
| Housing depth | 54.3 mm |
| Switching type | light/dark on switchable |
| Polarization filter | yes |
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