Pepperl+Fuchs KLD2-PR-1.IEC., Manual

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Power repeater / power supply according to IEC 61158-2
Table of contents
Subject to reasonable modifications due to technical advances. Copyright Fuchs, Printed in Germany
Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com
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Table of contents
1 Declaration of conformity ........................................................................ 3
2 Symbols used in this document ............................................................. 4
3 Safety ........................................................................................................ 5
3.1 Intended use ............................................................................................................ 5
3.2 General Safety Instructions ................................................................................... 5
3.3 Safety instructions for power repeaters and power supplies ............................ 5
3.4 Notes on the "Non Incendive“ ignition protection class .................................... 6
4 instrumentFOUNDATION FieldbusIntroduction to intrinsic safety for
field bus systems 8
4.1 The FISCO model .................................................................................................... 9
4.2 The Entity model ................................................................................................... 10
5 FOUNDATION FieldbusGeneral ............................................................ 11
5.1 Ranges of application of power repeaters ......................................................... 11
5.1.1 Dimensioning of a field bus segment in accordance with IEC 61158-2 .................. 13
5.2 Ranges of application of power supplies ........................................................... 16
6 FOUNDATION FieldbusMechanics of power repeaters ...................... 19
6.1 Mechanical dimensions and connections .......................................................... 19
7 FOUNDATION FieldbusPower supply, connections and operating
components 21
7.1 Redundant power supply ..................................................................................... 22
7.2 Connection of power repeaters to the power rail .............................................. 23
7.3 Segmentation ........................................................................................................ 23
7.4 Connections of power repeaters and power supplies ...................................... 24
7.5 Operating components ........................................................................................ 25
7.5.1 Operating components for power repeater ............................................................. 25
7.5.2 Operating components for field bus power supply .................................................. 26
7.6 Meaning of the LED .............................................................................................. 27
7.6.1 LEDs of the power repeaters .................................................................................. 27
7.6.2 LEDs of the power supplies .................................................................................... 27
7.7 Grounding ............................................................................................................. 27