Serviceline
Serviceline Industrial Sensors
Serviceline Explosion Protection

SMART Transmitter Power Supply KFD2-STC4-Ex1

KFD2-STC4-Ex1
  • 1-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input 2-wire and 3-wire SMART transmitters and 2-wire SMART current sources
  • Output 0/4 mA ... 20 mA
  • Terminals with test points
  • Up to SIL 2 acc. to IEC 61508

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of KFD2-STC4-Ex1

Product Description
Input 0/4 mA ... 20 mA
Output 0/4 mA ... 20 mA
General specifications
Signal typeAnalog input
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
Supply
ConnectionPower Rail or terminals 14+, 15-
Rated voltage20 ... 35 V DC
Ripplewithin the supply tolerance
Power dissipation1.4 W
Power consumption1.8 W
Input
Connection sidefield side
Connectionterminals 1+, 2-, 3 or 5-, 6+
Input signal0/4 ... 20 mA
Voltage drop≤ 2.4 V at 20 mA (terminals 5, 6)
Input resistance≤ 64 Ω terminals 2-, 3 ; ≤ 500 Ω terminals 1+, 3 (250 Ω load)
Available voltage≥ 16 V at 20 mA terminals 1+, 3
Output
Connection sidecontrol side
Connectionterminals 7-, 8+, 9
Load0 ... 800 Ω at 20 mA
Output signal0/4 ... 20 mA (overload > 25 mA)
Ripplemax. 50 µA rms
Transfer characteristics
Deviationat 20 °C (68 °F), 0/4 ... 20 mA
≤ 10 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
Influence of ambient temperature0.25 µA/K
Frequency rangefield side into the control side: bandwidth with 0.5 Vpp signal 0 ... 7.5 kHz (-3 dB)
control side into the field side: bandwidth with 0.5 Vpp signal 0.3 ... 7.5 kHz (-3 dB)
Settling time200 µs
Rise time/fall time20 µs
Galvanic isolation
Output/power supplyfunctional insulation, rated insulation voltage 50 V AC
Indicators/settings
Display elementsLED
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibilityNE 21:2011
Degree of protectionIEC 60529:2001
Protection against electrical shockUL 61010-1:2012
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 200 g
Dimensions20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-Type Examination CertificateBAS 99 ATEX 7060 X
MarkingEx-Hexagon II (1)G [Ex ia Ga] IIC , Ex-Hexagon II (1)D [Ex ia Da] IIIC , Ex-Hexagon I (M1) [Ex ia Ma] I
Input[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
Supply
Maximum safe voltage250 V (Attention! The rated voltage can be lower.)
Equipmentterminals 1+, 3-
Voltage Uo25.4 V
Current Io86.8 mA
Power Po551 mW
Equipmentterminals 2-, 3
Current Io/Current Ii74 mA / 115 mA
Current Ii115 mA
Voltage Uo3.5 V
Current Io74 mA
Power Po64 mW
Equipmentterminals 1+, 2 / 3-
Voltage Ui30 V
Current Ii115 mA
Voltage Uo25.4 V
Current Io115 mA
Power Po584 mW
Equipmentterminals 5-, 6+
Voltage Ui30 V
Current Ii115 mA
Voltage Uo8.7 V
Current Io0 mA
Output
Maximum safe voltage250 V (Attention! The rated voltage can be lower.)
CertificateTÜV 99 ATEX 1499 X
MarkingEx-Hexagon II 3G Ex nA II T4 [device in zone 2]
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 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
UL approval
Control drawing116-0428 (cULus)
IECEx approvalIECEx BAS 04.0016X
IECEx CML 15.0055X
Approved for[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
Ex nA IIC T4 Gc
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Accessories
Optional accessories- power feed module KFD2-EB2(.R4A.B)(.SP)
- universal power rail UPR-03(-M)(-S)
- profile rail K-DUCT-BU(-UPR-03)

Documents: KFD2-STC4-Ex1

ManualsLanguageFile TypeFile Size
Functional Safety ManualENGPDF557 KB
Manual Isolated Barriers K-systemENGPDF760 KB
Manuel pour Barrières Isolées de Système KFRAPDF759 KB
Handbuch Trennbarrieren K-SystemGERPDF745 KB
Manual Isolated Barriers K-systemRUSPDF4107 KB
Instruction manuals
ИнструкцииBULPDF69 KB
Návod k poużitíCZEPDF61 KB
Instruktions manualDANPDF58 KB
Instruction manualENGPDF50 KB
KasutusjuhendESTPDF56 KB
KäyttöohjeFINPDF56 KB
Manuel d'instructionsFRAPDF97 KB
BetriebsanleitungGERPDF62 KB
Οδηγίες χρήσηςGREPDF73 KB
HandleidingHOLPDF72 KB
Instruction manual / BetriebsanleitungHRVPDF70 KB
Használati útmutatóHUNPDF71 KB
Manuale di istruzioniITAPDF93 KB
Lietošanas pamācībaLAVPDF68 KB
Instrukciju vadovasLITPDF68 KB
Instrukcja obsługiPOLPDF72 KB
Manual de instruçõesPORPDF72 KB
Manual de utilizareRONPDF71 KB
Návod na poużitieSLKPDF130 KB
Manual de instruccionesSPAPDF95 KB
ManualSWEPDF66 KB

Approvals+Certificates: KFD2-STC4-Ex1

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0033FPDF61 KB
Certificates
Australia SIMTARS Group IANZEx 13.2004PDF132 KB
Baseefa IECEx Certificate of ConformityIECEx BAS 04.0016XLINK---
Belarus Pattern ApprovalNr. 11709PDF15640 KB
Brasil TUV Rheinland BrazilTÜV 14.0364XPDF651 KB
CML IECEx Certificate of Conformity Zone 2IECEx CML 15.0055XLINK---
Canada UL cULE106378 cUL (QUZW7)LINK---
DNV GL MarineTAA00001WXPDF77 KB
EAC EAC TP TC 020/2011TC RU C-DE.MH04.B.00397PDF680 KB
EAC NANIO "CCVE" EAC TP TC 012/2011TC RU C-DE.AA87.B.00210PDF1396 KB
Europe Baseefa ATEX Category (1) D ATEX Category (1) GD ATEX Category (1) GBAS 99 ATEX 7060XPDF3914 KB
Europe TUV Nord ATEX Category 3 GTÜV 99 ATEX 1499XPDF1999 KB
India PESO (India) CCOEA/P/HQ/MH/104/3770 (P345749)PDF906 KB
Japan TIISTC 16232PDF943 KB
Korea KOSHA14-AV4BO-0164PDF287 KB
Russia VNIIMSDE.C.34.004.A No.64324/1PDF10397 KB
South Africa MASCMASC MS/17-0862XPDF271 KB
USA Canada UL Hazardous Location Certificate of Compliance cULus UL E106378CoC 20161215 - E106378 RepRef 20161215PDF403 KB
USA ULE106378 UL (QUZW)LINK---
exida Functional Safety AssessmentP+F 05/09-21 R024PDF349 KB
Control drawings
Control drawing UL / Control drawing UL   PDF45 KB

Associated Products: KFD2-STC4-Ex1

Accessories

Interface for Power Rail, Supply current ≤ 4 A, Replaceable fuse, Relay contact output, reversible, LED status indicationpa

Interface for Power Rail, Used for redundant configuration, Supply current ≤ 4 A, Replaceable fuse, Relay contact output, reversible, LED status indicationpa

35 mm DIN mounting rail with 3-conductor insert, Provides DC supply voltage to all equipped K-System modules, Standard length 2 m (6 foot), simple to customize to application space, Eliminates daisy-chainspa

35 mm DIN mounting rail with 3-conductor insert, Provides DC supply voltage to all equipped K-System modules, Standard length 0.8 m (2.6 ft), simple to customize to application space, Eliminates daisy-chainspa
Interface for Power Rail, Used for redundant configuration, Supply current ≤ 4 A, Replaceable fuse, Relay contact output, reversible, LED status indication, Connection via spring terminalspa
Interface for Power Rail, Supply current ≤ 4 A, Replaceable fuse, Relay contact output, reversible, LED status indication, Connection via spring terminalspa
35 mm DIN mounting rail with 3-conductor insert, Provides DC supply voltage to all equipped K-System modules, Standard length 1.6 m (5 foot), simple to customize to application space, Eliminates daisy-chainspa
Cable trunking is integrated in the mounting profile, Safe spacious separation of safe and hazardous signals, No additional cable guides necessary, Standard length 1.8 m (5.8 ft), simple to customize to application space, With mounting aidspa
Cable trunking with integrated Power Rail UPR-03, Safe spacious separation of safe and hazardous signals, No additional cable guides necessary, Provides DC supply voltage to all equipped K-System modules, Standard length 1.8 m (5.8 ft), simple to customize to application space, With end caps UPR-E, cover and mounting aidspa