User guide

Trace Nitrogen in Argon Analyzer
Teledyne Analytical Instruments ix
List of Figures
Figure 1-1 Model 2120XL Front Panel 3
Figure 1-2: Model 2120XL Rear Panel 6
Figure 1-3: Internal Component Identification 7
Figure 3-1: Required Front Door Clearance 19
Figure 3-2: Rear Panel of the Model 2120XL 19
Figure 3-3: Equipment Interface Connector Pin Arrangement 21
Figure 3-4: Remote Valve Connections 25
Figure 3-5: FET Series Resistance 26
Figure 3-6: Suggested Sample System 29
Figure 4-1: Hierarchy of Functions and Sub Functions 39
Figure 5-1: Removing Fuse Block from Housing 66
Figure 5-2: Installing Fuses 67