225 • Start Up and Operation GX-6000 Operator’s Manual
NOTE: If no button is pressed for 20 seconds, the unit will proceed into
whichever mode is displayed.
5 . The warm-up will proceed as described in “Turning On the GX-6000”
on page 19.
6 . Once the warm-up sequence has finished, the instrument will be
operating in Inert Mode. Since the oxygen concentration in fresh air is
above both Inert Mode oxygen alarm points, the GX-6000 will go into
alarm if turned on in a fresh air environment.
7 . If you wish to change operating modes by returning to the Mode Select
Screen, press and hold the ▲AIR and DISP/LOCK buttons for 5
seconds.
4:07
CH4 O2
%LEL %
H2S CO
ppm ppm
VOC
ppm
0 0.5
0.0 0
0
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