Serviceline Industrial Sensors
Serviceline Explosion Protection

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This product has been replaced.Go to replacement product KFD2-ELD-Ex16
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Ground Fault Detection KFD2-ELD-Ex16

  • 16-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Analog or digtial field device inputs
  • Monitors leakage current
  • Fault relay contact output
  • LED status indication
  • Test circuit for validation
  • Parallel connection for easy integration

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of KFD2-ELD-Ex16

Product Description
24 V DC
General specifications
Signal typeAnalog input
ConnectionPower Rail or terminals 44+, 45-
Rated voltage20 ... 35 V DC
Ripple≤ 10 %
Rated current≤ 50 mA
Connectionintrinsically safe: terminals 1 ... 16
non-intrinsically safe: terminals 28, 29
Ground connectionterminal 17
Rated values5 Vpp, 0.1 mA; rectangular
FunctionTest input: 24 V DC / 5 mA; non-polarized
Connectionterminals 19, 20, 21
Outputsignal ; relay
Contact loading253 V AC/2 A /cos φ > 0.7; 40 V DC/2 A resistive load;
Mechanical life107 switching cycles
Transfer characteristics
Response delay≤ 50 s
Directive conformity
Electromagnetic compatibility
Directive 2004/108/ECEN 61326-1:2006
Low voltage
Directive 2006/95/ECEN 50178:1997
Insulation coordinationEN 50178
Galvanic isolationEN 50178
Electromagnetic compatibilityNE 21
Degree of protectionIEC 60529
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Massapprox. 260 g
Dimensions60 x 119 x 115 mm (2.4 x 4.7 x 4.5 inch) , housing type D2
Data for application in connection with hazardous areas
EC-Type Examination CertificateTÜV 00 ATEX 1585 , for additional certificates see
Group, category, type of protectionEx-Hexagon II (1) G [Ex ia] IIC
Ex-Hexagon II (1) D [Ex iaD]
Directive conformity
Directive 94/9/ECEN 60079-0:2006, EN 60079-11:2007, EN 60079-26:2007 , EN 61241-0: 2006, EN 61241-11: 2006

Documents: KFD2-ELD-Ex16

ManualsLanguageFile TypeFile Size
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


EPLANFile TypeFile Size
ePLAN macros K-System devices (EMA) / ePLAN-Makros K-System-Geräte (EMA)ZIP17983 KB

Approvals+Certificates: KFD2-ELD-Ex16

CertificatesCertificate No.File TypeFile Size
Belarus11-1-019-2013PDF1639 KB
Europe TUV Nord ATEX Category (1) D ATEX Category (1) G ATEX Category (M1) EC-Type Exam. CertificateTÜV 00 ATEX 1585PDF1256 KB
Download the compendium on Functional Safety

Free PDF Download: Compendium Functional Safety

Download our free PDF compendium on Functional Safety and learn more about the specific standards and methods of risk reduction. We also show you how to implement safety equipment and provide you with a helpful glossary for your daily work.