Pepperl+Fuchs LGM8
Light grid

Pepperl+Fuchs LGM8
We ship to United States of America!
  • Measuring automation light grid with switching output
  • Optical resolution 8 mm
  • Super-fast object detection, even with 3-way beam crossover
  • Object identification using integrated object recognition
  • IO-Link interface for service and process data
  • Temperature range to -30 ?°C
  • Output of a measured value, can be selected from a number of measuring functions
Item Number: LGM8
Total price: 582.59
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  • Overview
  • Comments
Measuring automation light grid with beam spacing of 8 mm, IO-Link interface, push-pull output, fixed cable with M12 plug
Effective detection rangeStandard : 0.3 ... 6 m
Threshold detection range7.5 m
Light sourceIRED
Light typemodulated infrared light , 850 nm
Field heightsee Table 1, max. 2100 mm
Beam crossoverFactory setting: three beam crossing, deactivateable
Beam blankingadjustable max. 2 fixed suppressible beam areas (blanking)
Beam spacing8.33 mm
Number of beamssee Table 1, max. 253
Operating modeEmitter: Emitter power adjustable in two ranges
Optical resolutionwithout beam crossover: 8 mm
with beam crossover: 4 mm with in 25% and 75% of the range
Opening angle10 ?°
Ambient light limit> 50000 Lux (if external light source is outside the opening angle)
MTTFd21 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)60 %
Operation indicatorLED green:
constantly on - power-on
double pulse flashing (0.8 Hz) - undervoltage
flashing (4 Hz) - short circuit
flashing with short interruptions (1 Hz) - IO-Link mode
Status indicatorEmitter: LED yellow
constantly on - high emitter power
constantly off - low emitter power
flashing (8 Hz) - error message
Receiver: LED yellow:
constantly on - object detected
constantly off - no object detected
flashing (4 Hz) - below stability control limit
flashing (8 Hz) - error message
Control elementsReceiver: 2 touch buttons for programming
Operating voltage18 ... 30 V DC
Ripple10 %
No-load supply currentEmitter ?‰¦: 50 mA
Receiver: ?‰¦ 150 mA (without outputs)
Time delay before availabilitysee Table 1, max. 3.8 s
Interface typeIO-Link ( pin 4 )
IO-Link revision1.0
Device ID1050369 ... 1050389 ( 0x100701 ... 0x100715 )
COM-ModeCOM2 (38.4 kBit/s)
Min. cycle time2.3 ms
Process data width16 bit
SIO mode supportyes
Test inputEmitter switch-off with +UB or 0 V at pin 4 (emitter)
Function inputRange input activation from 1.6 m with +UB or 0 V on pin 2 (emitter)
Teach-In input for parameterization on pin 8 (receiver)
Stability alarm outputStability Control (SC) 1 PNP, short-circuit protected, reverse polarity protected on pin 2 (receiver)
Switching typeFactory setting: dark on , Switchable to light-on mode
Signal outputCommand interface: Pin 4 IO-Link interface C or used as switching output Q; 1 short-circuit proof reverse polarity protected push-pull output (receiver)
Switch output: Pin 5 switching output Q; 1 short-circuit proof reverse polarity protected push-pull output (receiver) synchronized with pin 4
Switching thresholdFactory setting: The signal tracking for the threshold value is deactivated, increasing the optical resolution by a maximum of 4 mm; switchable to active signal tracking
Switching voltagemax. 30 V DC
Switching currentmax. 100 mA
Voltage drop?‰¦ 2 V DC
Switching frequencysee Table 1, max. 118 Hz
Response timesee Table 1, max. 20 ms
Timer functionOff-delay programmable from 0 ... 1.25 s in 5 ms steps (adjustment via IO-Link only)
Communication interfaceIEC 61131-9
Product standardEN 60947-5-2
Protection classIII ( IEC 61140 )
UL approvalcULus Listed
CCC approvalCCC approval / marking not required for products rated ?‰¦36 V
Ambient temperature-30 ... 60 ?°C (-22 ... 140 ?°F)
Storage temperature-30 ... 70 ?°C (-22 ... 158 ?°F)
Conductor cross sectionmin. 0.25 mm2
Housing width20 mm
Housing depth30.5 mm
Housing length Lsee Table 1, max. 2260 mm
Degree of protectionIP67
ConnectionEmitter: connecting cable with 4-pin, M12 x 1 connector , 330 mm total length
Receiver: connecting cable with 8-pin, M12 x 1 connector , 350 mm total length
Housingextruded aluminum section , Silver anodized
Optical facePlastic pane , Polycarbonate
Masssee Table 1, max. 1200 g (per profile)
Cable lengthmax. 30 m
ECLASS 13.027270910
ECLASS 12.027270910
ECLASS 11.027270910
ECLASS 10.0.127270910
ECLASS 9.027270910
ECLASS 8.027270910
ECLASS 5.127270910
ETIM 9.0EC002549
ETIM 8.0EC002549
ETIM 7.0EC002549
ETIM 6.0EC002549
ETIM 5.0EC002549
UNSPSC 12.139121528

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