Pepperl Fuchs FB1208B3

Digital Input

MPN
FB1208B3
Category
FB (Zone 1)
Price and lead time confirmed within 1 business day
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What is the Pepperl Fuchs FB1208B3?

8-channel

Inputs Ex ia

Installation in suitable enclosures in Zone 1

Module can be exchanged under voltage (hot swap)

Dry contact or NAMUR inputs

Positive or negative logic selectable

Simulation mode for service operations (forcing)

Line fault detection (LFD)

Permanently self-monitoring

On/Off delay

8-channel, Inputs Ex ia, Installation in suitable enclosures in Zone 1, Module can be exchanged under voltage (hot swap), Explosion protection: Ex ia, Connection: NAMUR sensor, Connection [2]: volt-free contact

Specifications

Slots

Order code (Pepperl+Fuchs part number)276216
Occupied slots2
LifecycleActive (current Pepperl+Fuchs product)

Supply

Connectionbackplane bus
Rated voltage12 V DC , only in connection with the power supplies FB92** Ur
Power dissipation0.95 W
Power consumption0.95 W

Internal bus

Connectionbackplane bus
Interfacemanufacturer-specific bus to standard com unit

Digital input

Number of channels8
Sensor interface: ConnectionNAMUR sensor
Sensor interface: Connection [2]volt-free contact
Connectionchannel I: 1+, 2-; channel II: 3+, 4-; channel III: 5+, 6-; channel IV: 7+, 8-; channel V: 9+, 10-; channel VI: 11+, 12-; channel VII: 13+, 14-; channel VIII: 15+, 16-
Rated valuesacc. to EN 60947-5-6 (NAMUR)
Switching point/switching hysteresis1.2 ... 2.1 mA / ± 0.2 mA
Internal resistor1 kΩ Ri
Line fault detectioncan be switched on/off for each channel via configuration tool
Connectionmechanical switch with additional resistors (see connection diagram) proximity sensors without additional wiring
Short-circuit< 360 Ω
Open-circuit< 0.35 mA
Minimum pulse duration1 ms

Indicators/settings

LED indicationLED green: supply LED red: line fault
Codingoptional mechanical coding via front socket

Directive conformity

Electromagnetic compatibility: Directive 2014/30/EUEN 61326-1:2013

Conformity

Electromagnetic compatibilityNE 21
Degree of protectionIEC 60529
Environmental testEN 60068-2-14
Shock resistanceEN 60068-2-27
Vibration resistanceEN 60068-2-6
Damaging gasEN 60068-2-42
Relative humidityEN 60068-2-78

Ambient conditions

Ambient temperature-40 ... 60 °C (-40 ... 140 °F)
Storage temperature-40 ... 85 °C (-40 ... 185 °F)
Relative humidity95 % non-condensing
Shock resistanceshock type I, shock duration 11 ms, shock amplitude 15 g, number of shocks 18
Vibration resistancefrequency 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 gasdesigned for operation in environmental conditions acc. to ISA-S71.04-1985, severity level G3

Mechanical specifications

Degree of protectionIP20 (module) , a separate housing is required acc. to the system description
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)
Massapprox. 945 g
Dimensions: Height107 mm
Dimensions: Width57 mm
Dimensions: Depth132 mm

Data for application in connection with hazardous areas

EU-type examination certificatePresafe 19 ATEX 14058U
MarkingII 2(1)G Ex db eb q [ia Ga] IIC Gb II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
Input: Voltage14.9 V Uo
Input: Current15.7 mA Io
Input: Power58.2 mW (linear characteristic) Po
Galvanic isolation: Input/power supply, internal bussafe electrical isolation acc. to EN 60079-11, voltage peak value 375 V
Directive conformity: Directive 2014/34/EUEN 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 approvalPresafe 19 ATEX 14058U
IECEx approvalIECEx PRE 19.0013U
Approved forEx db eb q [ia Ga] IIC Gb [Ex ia Da] IIIC [Ex ia Ma] I

General information

System informationThe 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 informationEC-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.

FB1208B3: frequently asked questions

When can FB1208B3 be shipped?

FB1208B3 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 FB1208B3 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 FB1208B3 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 FB1208B3, subject to availability and destination.

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Pepperl Fuchs FB1208B3Price and lead time confirmed within 1 business day
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