RKI Instruments GX-2012 Manual - Manual (Page 130)

122 • Using Maintenance Mode GX-2012 Operator’s Manual
7. Press POWER ENTER to save the setting. The unit will direct you back
to the Alarm Points Screen where you can use the AIRS or (SHIFT)T
buttons to select the oxygen channel.
Press POWER ENTER.
8. The first selection for the oxygen channel is the alarm pattern.
The choices are L-H, L-LL, or H-HH. The L-H pattern provides a
decreasing warning and an increasing alarm. The L-LL pattern provides a
decreasing warning and a decreasing alarm. The H-HH pattern provides
an increasing warning and an increasing alarm. This setting is for
operation in inert atmospheres and will cause INERT to appear along the
bottom line of the display during Normal Operation. Make your selection
using the AIRS or (SHIFT)T buttons and press POWER ENTER when
finished. The factory setting is L-H.
9. You may then adjust the warning setting and alarm setting for the oxygen
channel using the AIRS or (SHIFT)T buttons. Press POWER ENTER
when finished with each selection to return to the Alarm Points Screen.
10. Use the AIRS or (SHIFT)T buttons to select the CO channel and press
POWER ENTER to display the warning setting.
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