RKI Instruments GX-8000(PT0-098) - Manual (Page 30)

4 How to Use 4-8. Display/setting mode
GX-8000 - 30 -
(TYPES-A and E Only)
The models that can display combustible gas levels in two ways, "%LEL range" and "vol% range,"
automatically switch between these two displays according to the gas concentration or oxygen
concentration, from "%LEL range" to "vol% range" and vice versa. They also support manual selection of
measurement range.
(1) Press the DISPLAY switch and select the combustible gas measurement range setting from the
display/setting mode menu.
The following screens are displayed in turn on the gas monitor.
(2) Press the ENTER switch.
NOTE
If you do not want to make a change, press the DISPLAY switch to return to the display/setting mode
menu.
(3) Every time the ▲ or ▼ switch is pressed, the measurement range menus, AUTO RANGE (automatic
switching), ONLY VOL (fixed to the vol% range), and ONLY LEL (fixed to the %LEL range), are
displayed in turn.
Press the ▲ or ▼ switch to select a measurement range and press the ENTER switch.
(4) When END is displayed, the setting is completed.
The display/setting mode menu is displayed again.
(5) After completion, press the DISPLAY switch several times until it returns to the detection mode.