Contents 5
Fidas24: Connecting the Sample Gas Line (Heated Sample Gas
Connection) ..............................................................................................74
Fidas24: Connecting the Sample Gas Line (Unheated Sample Gas
Connection) ..............................................................................................79
Electrical Connections Model EL3020 .....................................................81
Electrical Connections Model EL3040 .....................................................82
Electrical Connections Analog Output Modules .......................................84
Electrical Connections Digital I/O Module ................................................85
Electrical Connections Modbus Module ...................................................87
Electrical Connections Profibus Module...................................................88
Connecting the Signal Lines ....................................................................89
Connecting the Power Supply Lines ........................................................90
Fidas24: Power Supply Line Connection to 115/230 V AC ......................91
Starting Up the Gas Analyzer ..............................................................................................................92
Check the Installation ...............................................................................92
Purge the sample gas path ......................................................................93
Gas Analyzer Start-Up..............................................................................94
ZO23: Gas Analyzer Start-Up...................................................................95
Fidas24: Gas Analyzer Start-Up...............................................................96
Operating the Gas Analyzer ............................................................................................................. 100
Display - Measuring Mode .................................................................... 100
Operation - Menu Mode ........................................................................ 102
Menu...................................................................................................... 104
Notes on the Concept of Operation....................................................... 105
Communication between the Gas Analyzer and the Computer ............ 107
Gas Analyzer Calibration ...................................................................................................................111
Automatic Calibration: Manual Start....................................................... 111
Manual Calibration: Execution ...............................................................113
Maintenance........................................................................................................................................115
Fidas24: Standby / Restart.....................................................................115
Fidas24: Checking Combustion Gas Supply Line for Seal Integrity ......116
Fidas24: Checking the seal integrity of the combustion gas feed path
in the gas analyzer .................................................................................118
Checking the Seal Integrity of the Sample Gas Feed Path....................119
Important Note for the Gas Analyzer Version for Measurement of
Flammable Gases ................................................................................. 120
Important Note for the Explosion-protected Version in Degree of
Protection II 3G ..................................................................................... 121
Status Messages, Troubleshooting ................................................................................................. 122
Status Messages - List .......................................................................... 122
Fidas24: Troubleshooting...................................................................... 129
Shutting Down and Packing the Gas Analyzer............................................................................... 131
Shutting Down the Gas Analyzer .......................................................... 131
Packing the Gas Analyzer ..................................................................... 133
Index ................................................................................................................................................... 134
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