Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.
Download the complete datasheet as a PDF:
Datasheet excerpt: Technical data of
LD28/LV28-F1/49/74/76a
Product Description |
Universal thru-beam sensor, large housing design, 30 m detection range, red light, 25 kHz transmission frequency, light/dark on, DC version, NPN output, PNP output, test input, M18 plug |
System components |
Emitter | LD28-F1/74/76a |
Receiver | LV28-F1/49/74 |
General specifications |
Effective detection range | 0 ... 30 m |
Threshold detection range | 40 m |
Light source | LED |
Light type | modulated visible red light , 660 nm |
Alignment aid | LED red (in receiver lens) illuminated constantly: beam is interrupted, flashes: reaching switching point, off: sufficient stability control |
Transmitter frequency | F1 = 25 kHz |
Diameter of the light spot | approx. 0.6 m at 30 m |
Opening angle | Emitter 1.2°, Receiver 5° |
Ambient light limit | 50000 Lux |
Functional safety related parameters |
MTTFd | 620 a |
Mission Time (TM) | 20 a |
Diagnostic Coverage (DC) | 90 % |
Indicators/operating means |
Operation indicator | LED green |
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 |
Control elements | sensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch |
Electrical specifications |
Operating voltage | 10 ... 30 V DC |
Ripple | 10 % |
No-load supply current | Emitter: ≤ 50 mA Receiver: ≤ 35 mA |
Input |
Test input | emitter deactivation at +UB (Imax. < 3 mA at 30 V DC) |
Output |
Switching type | light/dark on, switchable |
Signal output | 1 NPN, 1 PNP synchronized-switching, short-circuit protected, reverse polarity protected , open collectors |
Switching voltage | max. 30 V DC |
Switching current | max. 200 mA |
Switching frequency | 1000 Hz |
Response time | 0.5 ms |
Conformity |
Product standard | EN 60947-5-2 |
Approvals and certificates |
EAC conformity | TR CU 020/2011 |
Protection class | II, rated voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 |
UL approval | cULus Listed , Class 2 power source |
CCC approval | CCC approval / marking not required for products rated ≤36 V |
Ambient conditions |
Ambient temperature | -40 ... 60 °C (-40 ... 140 °F) |
Storage temperature | -40 ... 75 °C (-40 ... 167 °F) |
Mechanical specifications |
Degree of protection | IP67 |
Connection | 4-pin, M18 plastic connector |
Material | |
| Housing | Plastic ABS |
| Optical face | Plastic pane |
Mass | 140 g (emitter and receiver) |
Dimensions | |
| Height | 88 mm |
| Width | 25.8 mm |
| Depth | 54.3 mm |
Classifications
System | Classcode |
ECLASS 13.0 | 27270901 |
ECLASS 12.0 | 27270901 |
ECLASS 11.0 | 27270901 |
ECLASS 10.0.1 | 27270901 |
ECLASS 9.0 | 27270901 |
ECLASS 8.0 | 27270901 |
ECLASS 5.1 | 27270901 |
ETIM 9.0 | EC002716 |
ETIM 8.0 | EC002716 |
ETIM 7.0 | EC002716 |
ETIM 6.0 | EC002716 |
ETIM 5.0 | EC002716 |
UNSPSC 12.1 | 39121528 |
Details:
LD28/LV28-F1/49/74/76a
Product Documentation:
LD28/LV28-F1/49/74/76a
Approvals:
LD28/LV28-F1/49/74/76a
Associated Products:
LD28/LV28-F1/49/74/76a
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