Serviceline Industrial Sensors
Serviceline Explosion Protection

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This product has been replaced.Go to replacement product KFD2-STC4-Ex1
Not available for purchase
Not available for purchase

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

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.

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
Supply
ConnectionPower Rail or terminals 14+, 15-
Rated voltage20 ... 35 V DC
Ripplewithin the supply tolerance
Power dissipation1.5 W
Power consumption1.9 W
Input
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
Connectionterminals 7-, 8+, 9
Load0 ... 800 Ω
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
Directive conformity
Electromagnetic compatibility
Directive 2004/108/ECEN 61326-1:2006
Conformity
Electromagnetic compatibilityNE 21:2006
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
Massapprox. 200 g
Dimensions20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2
Height124 mm
Width20 mm
Length115 mm
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 , for additional certificates see www.pepperl-fuchs.com
MarkingEx-Hexagon II (1)G [Ex ia Ga] IIC , Ex-Hexagon II (1)D [Ex ia Da] IIIC
Input[Ex ia Ga] IIC, [Ex ia Da] IIIC
Supply
Maximum safe voltage250 V (Attention! The rated voltage can be lower.)
Equipmentterminals 1+, 3-
Voltage25.4 V
Current86.8 mA
Power551 mW
Internal capacitance12 nF
Internal inductance0 mH
Equipmentterminals 2-, 3
Current74 mA / 115 mA
Current115 mA
Voltage3.5 V
Current74 mA
Power64 mW
Equipmentterminals 1+, 2 / 3-
Voltage30 V
Current115 mA
Voltage25.4 V
Current115 mA
Power584 mW
Equipmentterminals 5-, 6+
Voltage30 V
Current115 mA
Voltage8.7 V
Current0 mA
Output
Maximum safe voltage250 V (Attention! The rated voltage can be lower.)
EU-type examination certificateDMT 01 ATEX E 133
MarkingEx-Hexagon I (M1) [Ex ia] I
CertificateTÜV 99 ATEX 1499 X , observe statement of conformity
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 94/9/ECEN 60079-0:2012 , EN 60079-11:2012 , EN 60079-15:2010 , EN 50303:2000
International approvals
UL approval
Control drawing116-0173 (cULus)
IECEx approvalIECEx BAS 04.0016
Approved for[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
General information
Supplementary informationEC-Type Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com.

Classifications

SystemClasscode
ECLASS 13.027210119
ECLASS 12.027210119
ECLASS 11.027210119
ECLASS 10.0.127210119
ECLASS 9.027210119
ECLASS 8.027210119
ECLASS 5.127210119
ETIM 9.0EC001485
ETIM 8.0EC001485
ETIM 7.0EC001485
ETIM 6.0EC001485
ETIM 5.0EC001485
UNSPSC 12.132101514

Details: KFD2-STC4-Ex1

Product Documentation: KFD2-STC4-Ex1

Language Selection:
Safety and Security DocumentationLanguageFile TypeFile Size
Instruction manualENGPDF50 KB
ManualENGPDF557 KB
Manuals
ManualENGPDF3685 KB

Design / Simulation: KFD2-STC4-Ex1

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP3048 KB
CAD Portal / CAD PortalALLLINK---
CAE
EPLAN macro EDZ / EPLAN Makro EDZALLEDZ59 KB

Approvals: KFD2-STC4-Ex1

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Australia SIMTARS Group IANZEx 13.2004XALLPDF353 KB
Baseefa IECEx Certificate of ConformityIECEx BAS 04.0016XALLLINK---
Canada UL cULE106378 cUL (QUZW7)ALLLINK---
Europe Baseefa ATEX Category (1) D ATEX Category (1) GD ATEX Category (1) GBAS 99 ATEX 7060XALLPDF3914 KB
Europe DEKRA EXAM ATEX Category (M1)DMT 01 ATEX E 133ALLPDF1310 KB
Europe TUV Nord ATEX Category 3 GTÜV 99 ATEX 1499XALLPDF1999 KB
USA ULE106378 UL (QUZW)ALLLINK---
exida Functional Safety Assessment SummaryP+F 05/09-21 R024ALLPDF349 KB
Control Drawings
Control drawing UL / Control drawing UL   ALLPDF1092 KB
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