Pepperl+Fuchs LB4105C2 HART Output Isolator with Shutdown Input

Pepperl+Fuchs LB4105C2
Item Number: LB4105C2
  • 4-channel
  • Outputs Ex ia
  • Mounting in Zone 2, Class I/Div.2 or in the safe area
  • Module can be exchanged under voltage
  • Analog output module for 0/4 mA ... 20 mA
  • HART communication via field bus or service bus
  • Simulation mode for service operations (forcing)
  • Line fault detection (LFD): one LED per channel
  • Permanently self-monitoring
  • Output with bus-independent safety shutdown
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Rated voltage12 V DC , only in connection with the power supplies LB9***
Shock resistanceEN 60068-2-27:2009
Occupied slots2
UL approvalE106378
Connectionremovable front connector with screw flange (accessory)
wiring connection via spring terminals (0.14 ... 1.5 mm2) or screw terminals (0.08 ... 1.5 mm2)
Storage temperature-25 ... 85 В°C (-13 ... 185 В°F)
Massapprox. 150 g
Codingoptional mechanical coding via front socket
Electromagnetic compatibilityNE 21:2007
Degree of protectionIEC 60529:2000
HART secondary variableno
HART communicationyes
Environmental testEN 60068-2-14:2009
Damaging gasdesigned for operation in environmental conditions acc. to ISA-S71.04-1985, severity level G3
ATEX approvalBVS 11 ATEX E 116X
Number of channels4
Connectionbackplane bus
Power dissipation2.15 W
Ambient temperature-20 ... 60 В°C (-4 ... 140 В°F)
EU-type examination certificateBVS 11 ATEX E 116 X
Relative humidity95 % non-condensing
Vibration resistanceEN 60068-2-6:2008
Refresh time100 ms
Dimensions32.5 x 100 x 102 mm (1.28 x 3.9 x 4 inch)
Current0 ... 20 mA short-circuit protected
IECEx approvalBVS 11.0068X
Connectionbackplane bus
Line fault detectioncan be switched on/off for each channel via configuration tool , configurable via configuration tool
Degree of protectionIP20 when mounted on backplane
Connectionterminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
HART communicationyes
Shock resistanceshock type I, shock duration 11 ms, shock amplitude 15 g, number of shocks 18
Damaging gasEN 60068-2-42:2003
HART secondary variableyes
Loadmax. 750 Ω at 20 mA
Interfacemanufacturer-specific bus to standard com unit
Safety Integrity Level (SIL)SIL 2
LED indicationPower LED (P) green: supply
Diagnostic LED (I) red: module fault , red flashing: communication error , white: fixed parameter set (parameters from com unit are ignored) , white flashing: requests parameters from com unit
Status LED (1-4) red: line fault (lead breakage or short circuit)
Watchdogwithin 0.5 s the device goes in safe state, e.g. after loss of communication
Vibration resistancefrequency range 10 ... 150 Hz; transition frequency: 57.56 Hz, amplitude/acceleration В± 0.075 mm/1 g; 10 cycles
frequency range 5 ... 100 Hz; transition frequency: 13.2 Hz amplitude/acceleration В± 1 mm/0.7 g; 90 minutes at each resonance
Relative humidityEN 60068-2-78:2001
Power consumption3.3 W
System informationThe module has to be mounted in appropriate backplanes (LB9***) in Zone 2 or outside hazardous areas. Here, observe the corresponding declaration of conformity.
For use in hazardous areas (e. g. Zone 2, Zone 22 or Div. 2) the module must be installed in an appropriate enclosure.
Supplementary informationEC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see


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