Serviceline Industrial Sensors
Serviceline Explosion Protection

Thru-beam sensor LD31/LV31/76a/115/136

LD31/LV31/76a/115/136
  • Highly visible LED
  • Powerful push-pull output
  • Compact and stable housing
  • Protection class II

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  LD31/LV31/76a/115/136

Product Description
Thru-beam sensor, 30 m detection range, red light, dark on, DC version, 2 push-pull outputs, emitter switch-off, fixed cable
System components
EmitterLD31/76a/115
ReceiverLV31/115/136
General specifications
Effective detection range0 ... 30 m
Threshold detection range43 m
Light sourceLED
Light typemodulated visible red light , 630 nm
Alignment aidLED yellow:
1. LED illuminates: Sufficient light signal received, emitter and receiver alignment is correct
2. LED flashes: Reaching switching point
3. LED off: Light beam is interrupted or the alignment is out
Diameter of the light spotapprox. 800 mm at a distance of 30 m
Opening angleEmitter: 1.5 ° , Receiver: 1.5 °
Ambient light limit50000 Lux ; according to EN 60947-5-2
Functional safety related parameters
MTTFd750 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Indicators/operating means
Operation indicatorLED green: power on
Function indicatorLED 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
Electrical specifications
Operating voltage10 ... 30 V DC
Ripple10 %
No-load supply currentEmitter: ≤ 18 mA
Receiver: ≤ 18 mA
Input
Test inputemitter deactivation at +UB
Output
Switching typedark-on
Signal output2 push-pull (4 in 1) outputs, short-circuit protected, reverse polarity protected
Switching voltagemax. 30 V DC
Switching currentmax. 100 mA
Voltage drop≤ 1.5 V
Switching frequency≤ 250 Hz
Response time≤ 2 ms
Conformity
Product standardEN 60947-5-2
Approvals and certificates
Protection classII , rated voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 Output circuit basis insulation of input circuit according to EN 50178, rated insulation voltage 240 V AC
UL approvalcULus Listed, Class 2 Power Source, Type 1 enclosure
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient conditions
Ambient temperature-30 ... 55 °C (-22 ... 131 °F)
Storage temperature-40 ... 70 °C (-40 ... 158 °F)
Mechanical specifications
Degree of protectionIP67
ConnectionEmitter: 2 m fixed cable , 3-wire
Receiver: 2 m fixed cable , 4-wire
Material
HousingPolycarbonate
Optical facePMMA
MassEmitter: 98 g
Receiver: 132 g
Dimensions
Height62 mm
Width18 mm
Depth35 mm

Classifications

SystemClasscode
ECLASS 13.027270901
ECLASS 12.027270901
ECLASS 11.027270901
ECLASS 10.0.127270901
ECLASS 9.027270901
ECLASS 8.027270901
ECLASS 5.127270901
ETIM 9.0EC002716
ETIM 8.0EC002716
ETIM 7.0EC002716
ETIM 6.0EC002716
ETIM 5.0EC002716
UNSPSC 12.139121528

Details: LD31/LV31/76a/115/136

Product Documentation: LD31/LV31/76a/115/136

Language Selection:
Brief InstructionsLanguageFile TypeFile Size
Instruction leaflet / BeipackzettelALLPDF308 KB

Design / Simulation: LD31/LV31/76a/115/136

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP288 KB
CAD Portal / CAD PortalALLLINK---

Approvals: LD31/LV31/76a/115/136

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Canada USA UL Ordinary LocationE87056ALLLINK---
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-1809CALLPDF309 KB
UK Declaration of Conformity (P+F) / UK-Konformitäterklärung (P+F)DOC-5582ALLPDF229 KB

Associated Products: LD31/LV31/76a/115/136

Accessories
Mounting bracket fa
Mounting bracket narrowfa
Mounting bracket narrowfa
Mounting aid for round steel ø 12 mm or sheet 1.5 mm ... 3 mmfa
Mounting bracket for mounting on flat surfaces with 2 M4 screwsfa
Stainless steel mounting bracket with adjustable half clamp on the sidefa
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