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Switch Amplifier KFU8-SR-Ex1.W.LB

KFU8-SR-Ex1.W.LB
  • 1-channel isolated barrier
  • Universal usage at different power supplies
  • Dry contact or NAMUR inputs
  • Relay contact output
  • Fault relay contact output
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 (SC 3) acc. to IEC/EN 61508

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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Ote tietolomakkeesta: Tekniset tiedot  KFU8-SR-Ex1.W.LB

General specifications
Signal typeDigital Input
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
Systematic capability (SC)SC 3
Supply
Connectionterminals 14, 15
Rated voltage19 ... 30 V DC / 90 ... 253 V AC 50 ... 60 Hz
Power dissipation/power consumption≤ 1.2 W / ≤ 1.2 W ; 3.4 VA
Input
Connection sidefield side
Connectionterminals 1+, 2+, 3-
Rated valuesacc. to EN 60947-5-6 (NAMUR)
Open circuit voltage/short-circuit currentapprox. 8 V DC / approx. 8 mA
Switching point/switching hysteresis1.2 ... 2.1 mA / approx. 0.2 mA
Line fault detectionbreakage I ≤ 0.1 mA , short-circuit I > 6 mA
Pulse/Pause ratiomin. 20 ms / min. 20 ms
Output
Connection sidecontrol side
Connectionoutput I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12
Output Isignal ; relay
Output IIsignal or fault message ; relay
Contact loading250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 40 V DC/2 A resistive load
Minimum switch current2 mA / 24 V DC
Energized/De-energized delayapprox. 20 ms / approx. 20 ms
Mechanical life107 switching cycles
Transfer characteristics
Switching frequency≤ 10 Hz
Galvanic isolation
Input/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Indicators/settings
Display elementsLEDs
Control elementsDIP switch
Configurationvia DIP switches
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Low voltage
Directive 2014/35/EUEN 61010-1:2010+A1:2019+A1:2019/AC:2019
Conformity
Electromagnetic compatibilityNE 21:2017 , EN 61326-3-1:2017 , EN IEC 61326-3-2:2018 , EN IEC 61326-1:2021 (industrial locations)
Degree of protectionIEC 60529:1989+A1:1999+A2:2013
InputEN 60947-5-6:2000
Ambient conditions
Ambient temperature-40 ... 60 °C (-40 ... 140 °F)
extended ambient temperature range up to 70 °C (158 °F), refer to manual for necessary mounting conditions
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 150 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2
Height119 mm
Width20 mm
Depth115 mm
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificateFIDI 22 ATEX 0029 X
MarkingEx-Hexagon II 3(1)G Ex ec nC [ia Ga] IIC T4 Gc
Ex-Hexagon II (1)D [Ex ia Da] IIIC
Ex-Hexagon I (M1) [Ex ia Ma] I
InputEx ia
Voltage10.5 V
Current13 mA
Power34 mW (linear characteristic)
Supply
Maximum safe voltage253 V AC (Attention! Um is no rated voltage.)
Output
Maximum safe voltage253 V AC (Attention! The rated voltage can be lower.)
Galvanic isolation
Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Input/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 ,
EN IEC 60079-15:2019
International approvals
UL approvalE106378
Control drawing116-0489
Contact loading250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load
IECEx approval
IECEx certificateIECEx FIDI 22.0003X
IECEx markingEx ec nC [ia Ga] IIC T4 Gc , [Ex ia Da] IIIC , [Ex ia Ma] I
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Classifications

SystemClasscode
ECLASS 13.027210121
ECLASS 12.027210121
ECLASS 11.027210121
ECLASS 10.0.127210121
ECLASS 9.027210121
ECLASS 8.027210121
ECLASS 5.127210121
ETIM 9.0EC001485
ETIM 8.0EC001485
ETIM 7.0EC001485
ETIM 6.0EC001485
ETIM 5.0EC001485
UNSPSC 12.132101514

Details: KFU8-SR-Ex1.W.LB

Function

This isolated barrier is used for intrinsic safety applications. It transfers digital signals (NAMUR sensors/mechanical contacts) from a hazardous area to a safe area.

The proximity sensor or switch controls a form C changeover relay contact for the safe area load. The normal output state can be reversed using switch S1. Switch S2 allows output II to be switched between a signal output or an error message output. Switch S3 is used to enable or disable line fault detection of the field circuit.

During an error condition, relays revert to their de-energized state and LEDs indicate the fault according to NAMUR NE44.

Informative Literature: KFU8-SR-Ex1.W.LB

Language Selection:
LiteratureKieliTiedostotyyppiTiedoston koko
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Product Documentation: KFU8-SR-Ex1.W.LB

Language Selection:
Safety and Security DocumentationKieliTiedostotyyppiTiedoston koko
KäyttöohjeFINPDF161 KB
Functional Safety ManualENGPDF1996 KB
Manuals
ManualENGPDF3685 KB

Design / Simulation: KFU8-SR-Ex1.W.LB

Language Selection:
CADKieliTiedostotyyppiTiedoston koko
CAD 3-D / CAD 3-DALLSTP3123 KB
CAE
CAE EPLAN Data Portal / CAE EPLAN Data PortalALLLINK---
CAE EPLAN macro EDZ / CAE EPLAN Makro EDZALLEDZ1310 KB

Approvals: KFU8-SR-Ex1.W.LB

Language Selection:
CertificatesSertifikaatin nroKieliTiedostotyyppiTiedoston koko
Australia New Zealand Test SafeANZEx 24.3000ALLPDF219 KB
Brasil TUV Rheinland BrazilTÜV 23.0468 XALLPDF399 KB
China SITIIAS CCC Ex Certificate2023322316005169 (Singapore)ALLPDF2098 KB
DNV MarineTAA00001WXALLPDF106 KB
Europe Fiditas ATEX Category 3 (1) G ATEX Category (M1) ATEX Category (1) DFIDI 22 ATEX 0029XALLPDF3085 KB
Japan CMLCML 23JPN2559XALLPDF474 KB
USA Canada UL Hazardous Location cULus UL E106378CoC E106378 Rep Ref E106378-20220929ALLPDF412 KB
Worldwide Fiditas IECEx Certificate of ConformityIECEx FIDI 22.0003XALLLINK---
Worldwide TUV Rheinland Functional Safety Certificate968/FSP 2319.00/22ALLPDF643 KB
Control Drawings
Control drawing UL / Control drawing UL   ALLPDF138 KB
Declaration of Conformity
EU Declaration of Conformity (P+F) / EU-Konformitäterklärung (P+F)DOC-6610ALLPDF404 KB

Liitännäistuotteet: KFU8-SR-Ex1.W.LB

Accessories
3-pin screw terminal, For KF modules of K-System, Packaging unit: 5 pieces greenpa
3-pin screw terminal, For KF modules of K-System, Packaging unit: 5 pieces bluepa
Coding of K-System terminal blocks, Coding of LB/FB-System front sockets, Packaging unit: 20 x 6 coding pinspa
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