Campbell Scientific TGA100 Trace Gas Analyzer Manual - Manual (Page 5)

3.4 Real Time Screen 28
3.4.1 Screen Layout 29
3.4.2 Navigating and Editing 30
3.4.3 Run Mode 30
3.4.4 Dynamic Parameters 31
3.4.5 Detector Video 32
3.4.6 Functions 32
3.4.7 Graph Selections 32
3.4.8 Graph Display Limits 33
3.4.9 Quick Keys 33
3.5 Parameter Change Menu 35
3.5.1 Standard Parameter Screens 36
3.5.2 File Output Selection Screen 37
3.5.3 Analog Output Screen 38
3.5.4 Gradient and Site Means Screens 39
3.6 TGA Files 39
3.6.1 Parameter Files 39
3.6.2 10 Hz Concentration Data Files 40
3.6.3 Gradient (Delta Concentration) Files 40
3.6.4 Site Means Files 41
3.6.5 Housekeeping Data File 42
3.6.6 Header Files 43
3.6.7 User Messages 43
4 DETAILED SETUP INSTRUCTIONS 44
4.1 Configuring the System for a Specific Gas Species 44
4.1.1 Laser Selection 44
4.1.2 Reference Gas 44
4.1.3 Detectors 45
4.1.4 Air Gap Purge 46
4.1.5 Polyethylene Sample Cell Liner 46
4.2 Optical Alignment 47
4.2.1 Setting Parameters to Align a New Laser 49
4.2.2 Initial Alignment 49
4.2.3 Horizontal and Vertical Alignment 50
4.2.4 Focus Adjustment 51
4.2.5 Reference Detector Coalignment 51
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