Pepperl Fuchs Fieldbus Barrier R4D0-FB-IA12.0 Supports plug-in surge protectors

8 ... 12 outputs Ex ia IIC, FISCO and Entity

Advanced fault isolation and diagnostics at the spur

FieldBarrier in Zone 1/Div. 2

Instruments in Zone 0...1/Div. 1

For FOUNDATION Fieldbus H1 and PROFIBUS PA

Supports plug-in surge protectors

Very compact, small footprint

Designed for high reliability

General specifications

Fieldbus barrier, module for DIN rail mounting

General specifications

Design / Mounting    Cabinet installation

Installation in hazardous area    Zone 1 / Div. 2

Fieldbus connection

Power dissipation    see table 1

Main cable (Trunk)    

Rated voltage    16 ... 32 V DC ,

min. 15 V in case of brown out

Rated current    trunk IN to trunk OUT max. 2 A see table 1

Cable shield grounding option    Capacitive via 5.7 nF

Direct

Voltage drop    trunk IN to trunk OUT 100 mV max.

Number of couplers    max. 3 per segment

Reverse polarity protection    Built-In

Outputs    

Number of outputs    8, 10 or 12

Number of devices per output    1

Cable length    120 m

Rated voltage    10 ... 14 V

Rated current    max. 43 mA at one spur ,

max. 320 mA total current at all spurs

Short-circuit current    53 mA , 1 mA in fallback state

Cable shield grounding option    Capacitive via 4.4 nF

Surge protection    Trunk overvoltage protection if voltage exceeds typ. 39 V, max. 41 V

Diagnostic and Protection Features

Fault Isolation    Short Circuit Current Limitation at spurs

Bounce Protection at spurs

Signal inhibit at spurs

Physical Layer Diagnostic    Signal level at spurs

Signal jitter at spurs

Noise level at spurs

Indicators/operating means

Switch    S1 ON: diagnostic alarms activated

S2 ON: diagnostic warnings activated

S3-S8: not used

LED PWR    green: Fieldbus voltage > 16 V

LED COM/ERR    yellow flashing: fieldbus communication and physical layer status ,

red: Hardware error

LED SPURS    red: 2 Hz flashing in short-circuit condition

Galvanic isolation

Main wire/outputs    isolation is not affected by interference according to EN 60079-11, voltage peak value 375 V

Output/Output    No Isolation

Directive conformity

Electromagnetic compatibility    

Directive 2014/30/EU    EN 61326-1:2013

Standard conformity

Electromagnetic compatibility    NE 21:2011

Degree of protection    IEC/EN 60529

Fieldbus standard    IEC 61158-2

Climatic conditions    IEC 60721

Shock resistance    EN 60068-2-27

Vibration resistance    EN 60068-2-6

Ambient conditions

Ambient temperature    -40 ... 70 °C (-40 ... 158 °F)

Storage temperature    -40 ... 85 °C (-40 ... 185 °F)

Relative humidity    < 95 % non-condensing

Shock resistance    15 g 11 ms

Vibration resistance    1 g , 10 ... 150 Hz

Corrosion resistance    acc. to ISA-S71.04-1985, severity level G3

Mechanical specifications

Connection type    screw terminal , pluggable or spring terminal , pluggable

Core cross section    see table 2

Housing material    Polycarbonate

Degree of protection    IP20

Mass    2100 g

Dimensions    see dimensions

Mounting    DIN rail mounting

Data for application in connection with hazardous areas

EU-type examination certificate    BVS 13 ATEX E 121 X

Marking    Ex-Hexagon II 2(1)G Ex eb ib mb [ia Ga] IIC T4 Gb

Ex-Hexagon II (1)D [Ex ia Da] IIIC

Ex-Hexagon I (M1) [Ex ia Ma] I

Main cable (Trunk)    

Maximum safe voltage Um    253 V AC

Outputs    in accordance to FISCO and Entity

Power    1.063 W

Voltage    17.1 V

Current    248.55 mA

Inductance    gas group IIC 470 µH ,

gas group IIB 2 mH

Capacitance    gas group IIC 367 nF ,

gas group IIB 2.15 µF

Directive conformity    

Directive 2014/34/EU    EN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN 60079-18:2015

International approvals

CSA approval    CSA 14.70004139

Control drawing    116-0400

Approved for    Class I, Division 2, Groups A, B, C, D T4

Class I, Zone 1, AEx/Ex e ib mb [ia Ga] IIC T4 Gb

Class I, Zone 1, AEx/Ex e ib mb [ia IIC Da] IIC T4 Gb

Associated equipment for Class I, Division 1 Groups A, B, C, D

Associated equipment for Class II, Division 1 Groups E, F, G

Associated equipment for Class III, Division 1

IECEx approval    IECEx BVS 13.0119X

Approved for    Ex eb ib mb [ia Ga] IIC T4 Gb

[Ex ia Da] IIIC

[Ex ia Ma] I