Serviceline Information

  • 4-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Output 600 mA per channel
  • Logic inputs
  • Common safety-oriented disable input
  • Line fault detection (LFD)
  • Up to SIL2 acc. to IEC 61508

Download the complete datasheet as a PDF

Datasheet excerpt: Technical data of KFD2-SL-4

General specifications
Signal typeDigital Output
ConnectionPower Rail or terminals 14+, 15-
Rated voltage20 ... 30 V DC
Power loss< 2 W supply voltage 30 V, all outputs loaded with 600 mA
ConnectionTerminals 7+, 8+, 9+, 10+, 15-
Input currentapprox. 2 mA at 24 V DC
Signal level0-signal: 0 ... 5 V DC
1-signal: 16 ... 30 V
Open loop voltage24 V DC
Connectionterminals 1+, 2+, 3+, 4+, 5-, 6-
Switching frequency1 kHz
Output rated operating current600 mA , sustained short-circuit proof and overload-proof
Line fault detectionlead breakage: ≤ 4 mA
Directive conformity
Electromagnetic compatibility
Directive 2004/108/ECEN 61326-1:2006
Electromagnetic compatibilityNE 21:2011
Degree of protectionIEC 60529:2001
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Massapprox. 100 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 in) , housing type B2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001

Documents: KFD2-SL-4

Instructions, short instructions, safety informationLanguageFile TypeFile Size
System Description Signal Conditioners K-systemENGPDF694 KB
Systembeschreibung Signaltrenner K-SystemGERPDF698 KB
Systembeschreibung Signaltrenner K-System/System Description Signal Conditioners K-systemRUSPDF3736 KB
Functional Safety ManualENGPDF210 KB


CADFile TypeFile Size
Abmessungszeichnung 2D (DXF)/Dimension drawing 2D (DXF)ZIP507 KB
ePLAN-Makros K-System-Geräte (EMA)/ePLAN macros K-System devices (EMA)ZIP17983 KB
Abmessungszeichnung 3D/Dimension drawing 3DIGS209 KB
Abmessungszeichnung 3D/Dimension drawing 3DSTP179 KB

Approvals+Certificates: KFD2-SL-4

CertificatesCertificate No.File TypeFile Size
exida Functional Safety AssessmentP+F 01/11-09 R005PDF306 KB
Europe Pepperl+Fuchs 2004/108/EC (EMC) Declaration of ConformityPF 12 CERT 2357PDF63 KB