GE MOA 280i, Руководство по эксплуатации и обслуживанию

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GE Analytical Instruments ©2006 DLM 14291 Rev. A
3-2
A N A L Y S I S
S T A R T
S T A N D - B Y
Figure 3-3: Analysis Menu with NOA in Stop Mode.
S T A T U S
C O O L E R T E M P – 1 2 . 0 ° C
C E L L P 7 6 0 . 0 T o r r
S U P P L Y P 0 . 0 P S I G
P M T S I G N A L 0
E N T E R / C L E A R c o n t i n u e
Figure 3-2: Status Screen (PMT Off).
pressure, oxygen supply to the ozone generator, and the PMT signal, (counts at
analog to digital converter). Before starting the NOA, the status screen should
be checked to confirm that the cooler temperature, cell and supply pressures
are within the specifications required for the start-up tests.
Pressing either the ENTER or CLEAR button will return to the Main Menu.
Analysis
The Analysis option is used to start and stop the NOA. The NOA has three modes
of operation: Start, Stand-by and Stop. From the Main Menu, pressing the
ENTER button with the Analysis option highlighted will display the Analysis
Menu.
Selecting the Start option will:
•
Switch to the Startup Screen.
•
Check the cell pressure to see if it is above 300 torr, then turn on the
pump.