GE MOA 280i, Operation And Maintenance Manual

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GE Analytical Instruments ©2006 DLM 14291 Rev. A
3-4
D A T A O U T P U T
O U T P U T E N A B L E D
E N T E R t o g g l e o u t p u t
Figure 3-6: Data Output Menu.
This menu shows that NOA’s mode (Nitric Oxide or Exhalation), the PMT
amplifier’s setting (HI or LO sensitivity) and the signal from the PMT (mV or
gas concentration). Two shortcuts are available from the Measurement Menu;
DATA and WARN.
When DATA is highlighted, pressing the ENTER button moves
to the Data Output Menu. The data output (Com port and printer) are enabled
at start-up, but can be disabled to pause data collection by pressing the ENTER
button. The outputs are re-enabled by pressing the ENTER button. Pressing
CLEAR returns to the Measurement Menu.
The firmware keeps track of usage and when maintenance is required, a WARN
shortcut is displayed in the Measurement Menu. The UP or DOWN Arrow buttons
can be used to scroll between DATA and WARN. With the WARN shortcut
highlighted, pressing the ENTER button will display the Warning Menu with a
list of the current warnings (see Chapter 14 for information on maintenance
and warnings).
In the Nitric Oxide mode the current values for the cooler temperature, cell
pressure and ozone supply pressure are displayed at the bottom of the
Measurement Menu. In the Exhalation mode,
a bar graph of the exhalation
pressure is displayed.
From the Measurement Menu, pressing the CLEAR button will return to the Main
Menu and from the Main Menu, pressing CLEAR will return to the Measurement
Menu.