Serviceline Industrial Sensors
Phone: 330-486-0001
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Serviceline Explosion Protection
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FieldBarrier R4D0-FB-IA*

  • 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
  • Live working on trunk or spurs
  • Supports plug-in surge protectors
  • Very compact, small footprint
  • Designed for high reliability

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of R4D0-FB-IA*

Fieldbus interface
Power losssee table 1
Main cable (Trunk)
Rated voltage16 ... 32 V DC ,
min. 15 V in case of brown out
Rated currenttrunk IN to trunk OUT max. 2 A see table 1
Cable screen grounding optionCapacitive via 5.7 nF
Voltage droptrunk IN to trunk OUT 100 mV max.
Number of couplersmax. 3 per segment
Reverse polarity protectionBuilt-In
Number of outputs8, 10 or 12
Number of devices per output1
Cable length120 m
Rated voltage10 ... 14 V
Rated currentmax. 43 mA at one spur ,
max. 320 mA total current at all spurs
Short-circuit current53 mA , 1 mA in fallback state
Cable screen grounding optionCapacitive via 4.4 nF
Surge protectionTrunk overvoltage protection if voltage exceeds typ. 39 V, max. 41 V
Diagnostic and Protection Features
Fault IsolationShort Circuit Current Limitation at spurs
Bounce Protection at spurs
Signal inhibit at spurs
Physical Layer DiagnosticSignal level at spurs
Signal jitter at spurs
Noise level at spurs
Indicators/operating means
SwitchS1 ON: diagnostic alarms activated
S2 ON: diagnostic warnings activated
S3-S8: not used
LED PWRgreen: Fieldbus voltage > 16 V
LED COM/ERRyellow flashing: fieldbus communication and physical layer status ,
red: Hardware error
LED SPURSred: 2 Hz flashing in short-circuit condition
Electrical isolation
Main wire/outputsisolation is not affected by interference according to EN 60079-11, voltage peak value 375 V
Output/OutputNo Isolation
Directive conformity
Electromagnetic compatibility
Directive 2004/108/ECEN 61326-1:2013
Standard conformity
Electromagnetic compatibilityNE 21:2011
Degree of protectionIEC/EN 60529
Fieldbus standardIEC 61158-2
Climatic conditionsIEC 60721
Shock resistanceEN 60068-2-27
Vibration resistanceEN 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 resistance15 g 11 ms
Vibration resistance1 g , 10 ... 150 Hz
Corrosion resistanceacc. to ISA-S71.04-1985, severity level G3
Mechanical specifications
Connection typepluggable , screw terminal or spring terminal
Core cross-sectionsee table 2
Housing materialPolycarbonate
Degree of protectionIP20 ,
IP30 for Ex-e terminal cover
Mass2100 g
Dimensionssee dimensions
MountingDIN rail mounting and panel mounting
Data for application in connection with Ex-areas
EC-Type Examination CertificateBVS 13 ATEX E 121 X
Group, category, type of protection, temperature classEx-Hexagon II 2 (1)G Ex e ib mb [ia Ga] IIC T4 Gb ,
Ex-Hexagon II 2 G (1D) Ex e ib mb [ia IIIC Da] IIC T4 Gb
Main cable (Trunk)
Maximum safe voltage Um253 V AC
Outputsin accordance to FISCO and Entity
Power1.063 W
Voltage17.1 V
Current248.55 mA
Inductancegas group IIC 470 µH ,
gas group IIB 2 mH
Capacitancegas group IIC 367 nF ,
gas group IIB 2.15 µF
Directive conformity
Directive 94/9/ECEN 60079-0:2012 , EN 60079-7:2007 , EN 60079-11:2012 , EN 60079-18:2009
International approvals
CSA approvalCSA 14.70004139
Control drawing116-0400
Approved forClass 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 approvalIECEx BVS 13.0119X
Approved forEx e ib mb [ia Ga] IIC T4 Gb ,
Ex e ib mb [ia IIIC Da] IIC T4 Gb
Certificates and approvals
Marine approvalDNV A-14038

Documents: R4D0-FB-IA*

ManualsLanguageFile TypeFile Size
ManualENGPDF2866 KB


CADFile TypeFile Size
Abmessungszeichnung 2D (DXF)/Dimension drawing 2D (DXF)ZIP1304 KB

Approvals+Certificates: R4D0-FB-IA*

Statements of complianceCertificate No.File TypeFile Size
EU-Konformitätserklärung/EU-Declaration of conformityDOC-0268PDF79 KB
Det Norske Veritas MarineA-14038PDF45 KB
Worldwide Fieldbus FoundationDC090100PDF55 KB
Europe BVS ATEX Category 2 (1)BVS 13 ATEX E 121 XPDF1190 KB
BVS IECEx Certificate of ConformityIECEx BVS 13.0119XLINK---
BVSAddendum for Group I ATEX and IECExPDF103 KB
USA CA CSACSA 14.70004139PDF110 KB
Control drawings
Control Drawing CSA/Control Drawing CSA   PDF343 KB

Associated Products: R4D0-FB-IA*

Matching system componentsName
F.FB1.S14.A**.1.*.***.***.****FieldBarrier Junction Box, Stainless Steel
F.FB1.P14.A**.1.*.***.***.****FieldBarrier Junction Box, Polyester (GRP)