Serviceline Industrial Sensors
Serviceline Explosion Protection
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Not available for purchase

Transmitter Power Supply KFD2-CR4-1

KFD2-CR4-1
  • 1-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Input 2-wire and 3-wire transmitters and 2-wire current sources
  • Output 0/4 mA ... 20 mA
  • Accuracy 0.1 %
  • 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-CR4-1

Product Description
Input 0/4 mA ... 20 mA
Output 0/4 mA ... 20 mA or
0/2 V ... 10 V
General specifications
Signal typeAnalog input
Supply
ConnectionPower Rail or terminals 14+, 15-
Rated voltage20 ... 35 V DC
Ripplewithin the supply tolerance
Power consumption1.6 W
Input
Connectionterminals 1+, 2-, 3-
Input signal0/4 ... 20 mA
Input resistance≤ 64 Ω terminals 2-, 3 ; ≤ 500 Ω terminals 1+, 3 (250 Ω load)
Available voltage≥ 15.7 V at 20 mA terminals 1+, 3
Ripple50 mV ss at 20 mA
Output
Connectionterminals 7-, 8+, 9
Load0 ... 800 Ω
Output signal0/4 ... 20 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
Rise time20 µs
Settling time200 µs
De-energized delay20 µs
Galvanic isolation
Output/power supplyfunctional insulation, rated insulation voltage 50 V AC
Input/Other circuitsbasic insulation according to EN 50178, rated insulation voltage 253 Veff
Directive conformity
Electromagnetic compatibility
Directive 2004/108/ECEN 61326-1:2006
Conformity
Insulation coordinationEN 50178
Galvanic isolationEN 50178
Electromagnetic compatibilityNE 21
Degree of protectionIEC 60529
InputEN 60947-5-6
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Massapprox. 150 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2
Height119 mm
Width20 mm
Length115 mm
General information
Supplementary informationStatement 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-CR4-1

Product Documentation: KFD2-CR4-1

Language Selection:
Safety and Security DocumentationLanguageFile TypeFile Size
ManualENGPDF557 KB
Manuals
System ManualENGPDF3694 KB

Design / Simulation: KFD2-CR4-1

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP2510 KB
CAE
EPLAN macro EDZ / EPLAN Makro EDZALLEDZ57 KB

Approvals: KFD2-CR4-1

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
exida Functional Safety Assessment SummaryP+F 05/09-21 R024ALLPDF349 KB
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