Achievers Automation Limited
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Pepperl Fuchs Fieldbus Barrier RD0-FB-Ex4.*
4 outputs Ex ia IIC
FieldBarrier in Zone 1/Div. 2
Instruments in Zone 0...1/Div. 1
Short circuit current limitation per output
For FOUNDATION Fieldbus H1 and PROFIBUS PA
Power, Com, and Error LEDs
Supports FISCO and Entity
Integrated cable tie-downs
Supports all grounding methods
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
Main cable (Trunk)
Connection input (Trunk IN): terminals 3+, 4-, 5s
output (Trunk OUT): terminals 7-, 8+, 6s
Rated voltage 32 ... 16 V DC
Rated current 31 mA ... 26 mA (without load)
77 mA ... 115 mA (at 20 mA load per input)
120 mA ... 209 mA (at 40 mA load per input)
135 mA ... 241 mA (short-circuit on all outputs)
Voltage drop trunk IN to trunk OUT 100 mV max.
Number of couplers max. 4 per segment
Outputs
Number of devices per output 1
Connection output 1: terminals 10+, 11-, 12S shield;
output 2: terminals 13+, 14-, 15S shield;
output 3: terminals 16+, 17-, 18S shield;
output 4: terminals 19+, 20-, 21S shield
Rated voltage 10 ... 13 V
Rated current max. 43 mA
Short-circuit current 50 mA
Indicators/operating means
LED voltage Fieldbus green: on, bus voltage existent
LED status output red flashing: short-circuit
Galvanic isolation
Main wire/outputs isolation is not affected by interference according to EN 50020, voltage peak value 375 V
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EU EN 61326-1:2013
Standard conformity
Electromagnetic compatibility NE 21:2006
Degree of protection IEC/EN 60529
Fieldbus standard IEC 61158-2
Climatic conditions DIN IEC 721
Corrosion resistance acc. to ISA-S71.04-1985, severity level G3
Ambient conditions
Ambient temperature -50 ... 70 °C (-58 ... 158 °F)
Storage temperature -40 ... 85 °C (-40 ... 185 °F)
Mechanical specifications
Connection type screw terminal
Core cross section up to 2.5 mm2
Housing see figure 1
Housing material Polycarbonate
R... DIN rail housing PA 6.6
Degree of protection IP20
Mass 1050 g
Mounting DIN rail mounting
Data for application in connection with hazardous areas
EU-type examination certificate PTB 02 ATEX 2086
Marking Ex-Hexagon II 2 (1) G Ex eb mb [ia Ga] IIC T4 Gb ,
Ex-Hexagon II (1) D [Ex ia Da] IIIC
Main cable (Trunk)
Maximum safe voltage Um 253 V AC
Outputs
Power 975 mW
Voltage 15.75 V
Current 248 mA
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+A1:2017
International approvals
FM approval CoC 3015728
Control drawing 116-0266
Approved for Class I, Division 2, Groups A, B, C, D / Class I, Zone 2, AEx nA [ia] IIC T4
CSA approval CoC 1845315
Control drawing 116-0266
Approved for Class I, Division 2, Groups A, B, C, D / Class I, Zone 2, Ex nA [ia] IIC T4
IECEx approval IECEx PTB 03.0003
Approved for Ex eb mb [ia Ga] IIC T4 Gb , [Ex ia Da] IIIC
Certificates and approvals
FOUNDATION Fieldbus FF-846
Marine approval DNV A-14038
