Thru-beam sensor (pair) LA28/LK28-LAS-F1-7675
- Universal series with highly versatile fields of use
- Resistant against noise: reliable operation under all conditions
- Highly visible LED as alignment aid in receiver optics
- Programmable time function GAN, GAB, IAB as well as GAN-IAB and GAN-GAB as double function
- Laser version for long ranges
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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 LA28/LK28-LAS-F1-7675
| Product Description |
|---|
| Universal thru-beam sensor, large housing design, 120 m detection range, red laser light, laser class 2, 25 kHz transmission frequency, light/dark on, AC version, relay output, timer function, terminal compartment |
| System components | ||
|---|---|---|
| Emitter | LA28-LAS-F1-7675 | |
| Receiver | LK28-LAS-F1-Z-7675 | |
| General specifications | ||
| Effective detection range | 0 ... 120 m | |
| Threshold detection range | 150 m | |
| Light source | laser diode | |
| Light type | modulated visible red light | |
| Laser nominal ratings | ||
| Note | LASER LIGHT , DO NOT STARE INTO BEAM | |
| Laser class | 2 | |
| Wave length | 650 nm | |
| Beam divergence | < 4 mrad | |
| Pulse length | 20 µs | |
| Repetition rate | 25 kHz | |
| max. pulse energy | 18 nJ | |
| Alignment aid | LED red (in receiver lens) illuminated constantly: beam is interrupted, flashes: reaching switching point, off: sufficient operating reserve |
|
| Diameter of the light spot | Approx. 20 mm at 5 m, approx. 75 mm x 300 mm at 70 m horizontal in relation to the housing axis | |
| Opening angle | Emitter: 0.23 ° Receiver: 5 ° |
|
| Ambient light limit | 50000 Lux | |
| Functional safety related parameters | ||
| MTTFd | 440 a | |
| Mission Time (TM) | 20 a | |
| Diagnostic Coverage (DC) | 0 % | |
| Indicators/operating means | ||
| Operation indicator | LED green | |
| Function indicator | LED yellow: 1. LED lit constantly: signal > 2 x switching point (operating 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 | 12 ... 240 V AC/DC | |
| Power consumption | ≤ 3.5 VA | |
| Output | ||
| Switching type | light/dark on, switchable . (selectable, light/dark switching is only activated if the receiver has 'dark on' selected.) | |
| Signal output | Relay, 1 alternator | |
| Switching voltage | max. 250 V AC/DC | |
| Switching current | max. 2 A | |
| Switching power | DC: max. 50 W AC: max. 500 VA | |
| Switching frequency | 25 Hz | |
| Response time | 20 ms | |
| Timer function | ON delay (GAN), OFF delay (GAB), one shot (IAB), ON delay-OFF delay (GAN-GAB), programmable adjustment range 0.1 ...10 s |
|
| Conformity | ||
| Product standard | EN 60947-5-2 | |
| Laser safety | EN 60825-1 | |
| Approvals and certificates | ||
| Protection class | II, rated insulation voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 Output circuit insulated from control circuit in accordance with IEC 61140. Caution! The protection class 2 is only valid when the terminal compartment is closed. |
|
| UL approval | cULus Listed Caution: This equipment is considered as open-type equipment. It must be mounted within an enclosure, that is suitably designed for protection against internal fire and personal injury resulting from accessibility to live parts according UL 508. |
|
| CCC approval | Certified by China Compulsory Certification (CCC) | |
| FDA approval | IEC 60825-1:2007 Complies with 21 CFR 1040.10 and 1040.11 except for deviations pursuant to Laser Notice No. 50, dated June 24, 2007 | |
| Ambient conditions | ||
| Ambient temperature | 0 ... 40 °C (32 ... 104 °F) | |
| Storage temperature | -40 ... 60 °C (-40 ... 140 °F) | |
| Mechanical specifications | ||
| Degree of protection | IP67 | |
| Connection | terminal compartment with 8 spring-loaded terminals for wire cross section 0.5 ... 1.5 mm2 , Insulation stripping 7.5 ... 8.5 mm , M16 x 1.5 cable gland | |
| Material | ||
| Housing | Plastic ABS | |
| Optical face | Plastic pane | |
| Mass | 200 g (emitter and receiver) | |
| Dimensions | ||
| Height | 88 mm | |
| Width | 25.8 mm | |
| Depth | 65.5 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: LA28/LK28-LAS-F1-7675
Product Documentation: LA28/LK28-LAS-F1-7675
| Brief Instructions | Language | File Type | File Size |
|---|---|---|---|
| Instruction leaflet / Beipackzettel | ALL | 663 KB |
Design / Simulation: LA28/LK28-LAS-F1-7675
| CAD | Language | File Type | File Size |
|---|---|---|---|
| CAD 3-D / CAD 3-D | ALL | STP | 177 KB |
| CAD 3-D additional / CAD 3-D additional | ALL | STP | 177 KB |
Approvals: LA28/LK28-LAS-F1-7675
| Certificates | Certificate No. | Language | File Type | File Size |
|---|---|---|---|---|
| Canada USA UL Ordinary Location | UL-CA-L87056-31-52803002-0 / UL-US-L87056-11-52803002-0 | ALL | 545 KB | |
| EU Pepperl+Fuchs | PF08CERT1244 | ALL | 503 KB | |
| Declaration of Conformity | ||||
| EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F) | DOC-0068B | ALL | 309 KB | |
Associated Products: LA28/LK28-LAS-F1-7675
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Pepperl+Fuchs Inc.
1600 Enterprise Parkway
Twinsburg, OH 44087
United States of America
sales@us.pepperl-fuchs.com
+1 330 425-3555
Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,300 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified. Pepperl+Fuchs does not sell personal data.