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Pepperl Fuchs FB4205B3

HART Output Isolator

MPN: FB4205B3
Category: FB (Zone 1)

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What is the Pepperl Fuchs FB4205B3?

4-channel

Outputs Ex ia

Installation in suitable enclosures in Zone 1

Module can be exchanged under voltage (hot swap)

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

4-channel, Outputs Ex ia, Installation in suitable enclosures in Zone 1, Module can be exchanged under voltage (hot swap), Explosion protection: Ex ia, Field device: Proportional Valve, Field device [2]: I/P converters, Field device [3]: on-site display

Specifications

Slots

Order code (Pepperl+Fuchs part number)	276325
Occupied slots	2
Lifecycle	Active (current Pepperl+Fuchs product)

Supply

Connection	backplane bus
Rated voltage	12 V DC , only in connection with the power supplies FB92** Ur
Power dissipation	1.5 W
Power consumption	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 ... 20 mA short-circuit protected
Line fault detection	can be switched on/off for each channel via configuration tool , configurable via configuration tool
Short-circuit	No
Open-circuit	deviation of preset output value > 0.5 mA
Load	max. 750 Ω at 20 mA
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
Resolution	12 Bit (0 ... 26 mA)
Refresh time	approx. 100 ms (4 channels)

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
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 (module) , a separate housing is required acc. to the system description
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. 750 g
Dimensions: Height	107 mm
Dimensions: Width	57 mm
Dimensions: Depth	132 mm

Data for application in connection with hazardous areas

EU-type examination certificate	Presafe 19 ATEX 14057U
Marking	II 2(1)G Ex db eb q [ia Ga] IIC Gb II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
Supply: Voltage	27 V Uo
Supply: Current	87 mA Io
Supply: Power	575 mW (linear characteristic) Po
Input	Ex ia
Output	Ex ia
Voltage	27 V Uo
Current	87 mA Io
Power	575 mW (linear characteristic) Po
Galvanic isolation: Output/power supply, internal bus	safe electrical isolation acc. to EN 60079-11:2007 , voltage peak value 375 V
Directive conformity: Directive 2014/34/EU	EN IEC 60079-0:2018+AC:2020 EN 60079-1:2014 EN 60079-5:2015 EN 60079-7:2015+A1:2018 EN 60079-11:2012

International approvals

ATEX approval	Presafe 19 ATEX 14057U
IECEx approval	IECEx PRE 19.0012U
Approved for	Ex db eb q [ia Ga] IIC Gb [Ex ia Da] IIIC [Ex ia Ma] I

General information

System information	The module has to be mounted in appropriate backplanes and housings (FB92**) in Zone 1, 2, 21, 22 or outside hazardous areas (gas or dust). Here, observe the corresponding EC-type examination certificate.
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 (4)

FB4205B3: frequently asked questions

When can FB4205B3 be shipped?

FB4205B3 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 FB4205B3 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 FB4205B3 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 FB4205B3, subject to availability and destination.