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Pepperl Fuchs LB4106C

HART Output Isolator with Shutdown Input

MPN: LB4106C
Category: H-System (Termination Board Mounting)

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What is the Pepperl Fuchs LB4106C?

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

4-channel, Outputs Ex ia, Mounting in Zone 2, Class I/Div.2 or in the safe area, Module can be exchanged under voltage, Explosion protection: Ex ia, SIL/IEC 61508, Field device: Proportional Valve, Field device [2]: I/P converters, Field device [3]: on-site display

Specifications

Slots

Order code (Pepperl+Fuchs part number)	254730
Occupied slots	1
Lifecycle	Active (current Pepperl+Fuchs product)

Functional safety related parameters

Safety Integrity Level (SIL)

SIL 2

Supply

Connection	backplane bus
Rated voltage	12 V DC , only in connection with the power supplies LB9*** Ur
Power dissipation	2.15 W
Power consumption	3.3 W

Internal bus

Connection	backplane bus
Interface	manufacturer-specific bus to standard com unit

Analog input

HART communication	yes
HART secondary variable	no

Analog output

Number of channels	4
Suitable field devices: Field device	Proportional Valve
Suitable field devices: Field device [2]	I/P converters
Suitable field devices: Field device [3]	on-site display
Connection	terminals 1+, 2-; 3+, 4-; 5+, 6-; 7+, 8-
Current	0 ... 26 mA short-circuit protected
Line fault detection	can be switched on/off for each channel via configuration tool , configurable via configuration tool
Short-circuit	factory setting: < 50 Ω configurable between 0 ... 26 mA
Open-circuit	deviation of preset output value > 0.5 mA
Load	750 Ω max.
HART communication	yes
HART secondary variable	yes
Watchdog	within 0.5 s the device goes in safe state, e.g. after loss of communication

Transfer characteristics

Deviation: After calibration	0.1 % of the signal range at 20 °C (68 °F)
Deviation: Influence of ambient temperature	0.1 %/10 K of the signal range
Refresh time	100 ms

Indicators/settings

LED indication	Power 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)
Coding	optional mechanical coding via front socket

Directive conformity

Electromagnetic compatibility: Directive 2014/30/EU

EN 61326-1:2013

Conformity

Electromagnetic compatibility	NE 21:2007
Degree of protection	IEC 60529:2000
Environmental test	EN 60068-2-14:2009
Shock resistance	EN 60068-2-27:2009
Vibration resistance	EN 60068-2-6:2008
Damaging gas	EN 60068-2-42:2003
Relative humidity	EN 60068-2-78:2001

Ambient conditions

Ambient temperature	-40 ... 60 °C (-40 ... 140 °F)
Storage temperature	-40 ... 85 °C (-40 ... 185 °F)
Relative humidity	95 % non-condensing
Altitude	max. 2000 m
Shock resistance	shock type I, shock duration 11 ms, shock amplitude 15 g, number of shocks 18
Vibration resistance	frequency range 10 ... 150 Hz; transition frequency: 57.56 Hz, amplitude/acceleration ± 0.075 mm/1 g; 10 cycles frequency range 5 ... 100 Hz; transition frequency: 13.2 Hz amplitude/acceleration ± 1 mm/0.7 g; 90 minutes at each resonance
Damaging gas	designed for operation in environmental conditions acc. to ISA-S71.04-1985, severity level G3

Mechanical specifications

Degree of protection	IP20 when mounted on backplane
Connection	removable front connector with screw flange (accessory) wiring connection via spring terminals (0.14 ... 1.5 mm2) or screw terminals (0.08 ... 1.5 mm2)
Mass	approx. 90 g
Dimensions: Height	100 mm
Dimensions: Width	16 mm
Dimensions: Depth	102 mm

Data for application in connection with hazardous areas

EU-type examination certificate	BVS 11 ATEX E 116 X
Marking	II 3(1) G Ex nA [ia Ga] IIC T4 Gc[exsign] I (M1) [Ex ia Ma] I[exsign] II (1) D [Ex ia Da] IIIC
Output: Voltage	27 V Uo
Output: Current	87 mA Io
Output: Power	575 mW (linear characteristic) Po
Galvanic isolation: Output/power supply, internal bus	safe electrical isolation acc. to EN 60079-11, voltage peak value 375 V
Directive conformity: Directive 2014/34/EU	EN IEC 60079-0:2018+AC:2020 EN IEC 60079-11:2024 EN 60079-15:2010

International approvals

ATEX approval	BVS 11 ATEX E 116X
UL approval	E106378
IECEx approval: IECEx certificate	IECEx BVS 11.0068X
IECEx approval: IECEx marking	Ex nA [ia Ga] IIC T4 Gc [Ex ia Da] IIIC [Ex ia Ma] I

General information

System information	The 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 information	EC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com.

Downloads & documentation

Official documents from Pepperl Fuchs, downloaded directly from the manufacturer.

Data sheets & manuals

CAD & dimension drawings

Certificates (8)

LB4106C: frequently asked questions

When can LB4106C be shipped?

LB4106C is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up LB4106C in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for LB4106C and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for LB4106C, subject to availability and destination.