
CONTENTS
2 www.krohne.com 07/2010 - 4000124104 - QS IFC 100 R04 en
IFC 100
1 Safety instructions 3
2 Installation 4
2.1 Intended use ..................................................................................................................... 4
2.2 Scope of delivery............................................................................................................... 4
2.3 Storage ............................................................................................................................. 5
2.4 Transport .......................................................................................................................... 5
2.5 Installation specifications ................................................................................................5
2.6 Mounting of the compact version..................................................................................... 6
2.7 Mounting the wall-mounted housing, remote version .................................................... 6
2.7.1 Wall mounting......................................................................................................................... 6
2.7.2 Mounting plate, wall-mounted version .................................................................................. 8
3 Electrical connections 9
3.1 Safety instructions............................................................................................................ 9
3.2 Important notes on electrical connection........................................................................ 9
3.3 Electrical cables for remote device versions, notes...................................................... 10
3.3.1 Notes on signal cable A ........................................................................................................ 10
3.3.2 Notes on field current cable C.............................................................................................. 10
3.3.3 Requirements for signal cables provided by the customer ................................................. 11
3.4 Preparing the signal and field current cables ............................................................... 12
3.4.1 Signal cable A (type DS 300), construction........................................................................... 12
3.4.2 Length of signal cable A........................................................................................................ 13
3.4.3 Preparing signal cable A, connection to signal converter ................................................... 14
3.4.4 Preparing field current cable C, connection to signal converter......................................... 15
3.4.5 Prepare signal cable A, connect to measuring sensor........................................................ 17
3.4.6 Preparing field current cable C, connection to measuring sensor ..................................... 18
3.5 Connecting the signal and field current cables............................................................. 19
3.5.1 Connecting the signal and field current cables to the signal converter, remote version... 20
3.5.2 Connection diagram for signal and field current cable ....................................................... 22
3.6 Grounding the measuring sensor .................................................................................. 23
3.6.1 Classical method................................................................................................................... 23
3.7 Connecting the power..................................................................................................... 24
3.8 Overview of outputs ........................................................................................................26
3.8.1 Description of the CG number .............................................................................................. 26
3.8.2 Fixed, non-alterable output versions ................................................................................... 26
3.9 Electrical connection of the outputs .............................................................................. 27
3.9.1 Electrical connection of the outputs.....................................................................................27
3.9.2 Laying electrical cables correctly......................................................................................... 28
4 Start-up 29
4.1 Switching on the power .................................................................................................. 29
4.2 Starting the signal converter ......................................................................................... 29
5 Notes 30
.book Page 2 Thursday, July 1, 2010 3:45 PM