2–
Chapter 2
Guide to Operation
In This Chapter
This chapter gives the user detailed information
on controlling the UGA (Universal Gas Analyzer)
Series.
2. Introduction . . . . . . . . . . . . . . . . 2–3
2.2 Front Panel Operation. . . . . . . . . . . 2–3
Keypads . . . . . . . . . . . . . . . . . . 2–3
Status Keypad . . . . . . . . . . . . . 2–3
Control Keypad. . . . . . . . . . . . . 2–4
Front Panel Menu System . . . . . . . . 2–7
Entering Menu System. . . . . . . . . 2–7
Menu Navigation. . . . . . . . . . . . 2–7
Automatic versus Manual . . . . . . . 2–8
Manual Pump-Down Procedure . . . 2–8
Base pressures . . . . . . . . . . . . . 2–9
Manual Venting Procedure . . . . . . 2–0
Manual Sleeping Procedure . . . . . . 2–
System Bake. . . . . . . . . . . . . . . 2–
Leak Test . . . . . . . . . . . . . . . . 2–2
Options and Sample Heater Accessory 2–3
Multiple Inlet valve . . . . . . . . . . 2–3
Vent Valve . . . . . . . . . . . . . . . . 2–4
Hydrogen pumping specified TP
. . . 2–4
Sample Heaters . . . . . . . . . . . . . 2–4
