Thermo Scientific Omni FTIR Multi Gas CEMS Instruction Manual page 13

Chapter 4
Chapter 5
Thermo Fisher Scientific
Analog Output Board ................................................................. 3-15
ImaccModbus/ImaccModbusTCP ................................................. 3-16
Calibration.......................................................................................................... 4-1
Automatic FTIR Instrument Zero Background Collection.................. 4-1
Periodic System Zero Check ............................................................... 4-2
Periodic System Span Check ............................................................... 4-3
System Dynamic Spiking .................................................................... 4-3
External Audit Gas Procedure ............................................................. 4-3
Calibration Gases ................................................................................ 4-4
Manual Background Spectrum Collection Procedure .......................... 4-5
Manual Background Spectrum Collection using Thermo Modbus
Controller ......................................................................................... 4-10
System Calibration Procedure Using IMACC Collect....................... 4-11
System Calibration Procedure Using Calibration Factor Table in
Method ............................................................................................. 4-18
Preventive Maintenance and Servicing....................................................... 5-1
Replacement Parts List ........................................................................ 5-3
Safety Precautions ............................................................................... 5-6
Cleaning the System............................................................................ 5-6
Maintenance for the Sample Probe...................................................... 5-7
Replacing the Filter Element and Graphite Seals .............................. 5-7
Replacing the Pre-filter................................................................... 5-10
Maintenance and Servicing of the FTIR Analyzer Components ........ 5-11
Checking and Replacing the Desiccant........................................... 5-11
Replacing the Humidity Indicator.................................................. 5-13
Cleaning or Replacing the Fan Filter.............................................. 5-14
Replacing the Source...................................................................... 5-16
Replacing the Laser ........................................................................ 5-19
Replacing the Detector................................................................... 5-22
Replacing the Beamsplitter............................................................. 5-25
Replacing the Air Filters.................................................................... 5-29
Removing the Purge Gas Generator .................................................. 5-31
Removing the Left Side Panel ........................................................... 5-33
Removing the FTIR .......................................................................... 5-34
Replacing the FTIR Power Supply .................................................... 5-38
Replacing the Temperature Sensor .................................................... 5-39
Replacing the Pressure Sensor ........................................................... 5-41
Replacing the Gas Cell ...................................................................... 5-42
Gas Cell Alignment........................................................................... 5-44
Replacing the Gas Cell Heater........................................................... 5-51
Replacing the Heated Lines............................................................... 5-54
Replacing the PC .............................................................................. 5-55
Replacing the PC Console................................................................. 5-57
Omni FTIR Multi Gas CEMS Instruction Manual
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