Pepperl+Fuchs LD28/LV28-F1-3057/35/47/115b
Thru-beam sensor
- Ultra bright LEDs for power on, weak signal indication and switching state
- Highly visible LED as alignment aid in receiver optics
- Delivery status: Light on switching
- Emitter deactivation
- Various transmitter frequencies
- Not sensitive to ambient light, even with switched energy saving lamps
- Waterproof, degree of protection IP67
- Protection class II
- Overview
- Comments
MTTFd | 620 a |
Operating voltage | 10 ... 30 V DC |
Function indicator | LED yellow: 1. LED lit constantly: signal > 2 x switching point (function reserve) 2. LED flashes: signal between 1 x switching point and 2 x switching point 3. LED off: signal < switching point |
Mission Time (TM) | 20 a |
Light type | modulated visible red light , 660 nm |
Effective detection range | 0 ... 65 m |
Switching frequency | 25 Hz |
Diagnostic Coverage (DC) | 90 % |
CCC approval | CCC approval / marking not required for products rated ≤36 V |
Emitter | LD28-F1-3057/35/76a/115b |
Light source | LED |
Switching current | max. 200 mA |
Alignment aid | LED red (in receiver lens) illuminated constantly: beam is interrupted, flashes: reaching switching point, off: sufficient stability control |
UL approval | cULus |
Ambient temperature | -40 ... 60 В°C (-40 ... 140 В°F) |
Housing width | 25.8 mm |
Protection class | II, rated voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 |
Test input | emitter deactivation at +UB (Imax. < 3 mA at 30 V DC) |
Switching type | light/dark on , preset to light on |
Angle of divergence | Emitter 1.2В°, Receiver 5В° |
Mass | 500 g (emitter and receiver) |
Threshold detection range | 90 m |
Operation indicator | LED green, flashes in case of short-circuit |
Product standard | EN 60947-5-2 |
Ambient light limit | 50000 Lux |
No-load supply current | Emitter: ≤ 50 mA Receiver: ≤ 35 mA |
Response time | 20 ms |
Ripple | 10 % |
Diameter of the light spot | approx. 1.3 m at 65 m |
Housing height | 88 mm |
Storage temperature | -40 ... 75 В°C (-40 ... 167 В°F) |
Receiver | LV28-F1-3057/35/47/115b |
Signal output | 2 PNP, complementary, short-circuit protected, reverse polarity protected , open collectors |
Control elements | sensitivity adjustment |
Housing depth | 54.3 mm |
Transmitter frequency | F1 = 25 kHz |
Degree of protection | IP67 |
Switching voltage | max. 30 V DC |
Connection | fixed cable 230 mm with M12 x 1 male connector, 4-pin |
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