RKI Instruments GX-94 - Manual (Page 29)

GX-94 Operator’s Manual Page 28
AIR/ ▲ and (SHIFT)/ ▼ buttons.
Entering Setup Mode
1. Take the GX-94 to a fresh air location—the instrument does not
detect gas while in setup mode.
2. If it is not already off, turn the GX-94 off.
3. Hold down the AIR/
▲ and (SHIFT)/ ▼ buttons simultaneously, then
press ON/OFF/INPUT. The main menu will appear (release the
buttons at this time). The “1” will be flashing indicating the cursor
position and that this item is currently selected.
4. Scroll to the desired main menu item using the AIR/ ▲ and
(SHIFT)/ ▼ buttons and press ON/OFF/INPUT to enter that item.
Resetting the NVRAM (1. SET DEF NVRAM)
• DEF. SET ALL
Allows the user to reset all values for non-volatile RAM; all options
are returned to default values.
• DEF. SET ALARM
Resets only the alarm levels to default values.
• DEF. SET O2 ZERO
Resets only the O
2
zero setting to the default value.
• DEF. SET TEMP. ZERO
Resets only the temperature zero setting to the default value.
1.SET DEF
NVRAM
2.COMBINE
GAS