4 Measurement Screen (Basic Panel)
16
⑦
Measurement range display
The current measurement range as well as the range status is displayed.
Fig. 10 Range display
Note
For the measurement range setting, refer to " 6.1.1 Setting measuring range " (page 33).
⑧
Function keys
Pressing each key enables the corresponding functions as follows:
Q
Screen backlight protection
The instrument is equipped with the automatic backlight extinguish function.
This allows the LCD backlight to be extinguished automatically when the touch panel key is
not pressed during the time set in " 6.5.1 LCD adjust " (page 46).
When touching the screen during the LCD backlight OFF state, the LCD backlight lights up
again. When the In-maintenance switch is ON, however, the backlight remains lit.
Measurement
range
The current measurement range is displayed.
When the measurement value exceeds the measurement range, the
displayed value starts blinking.
AUTO display
Lights when the auto range is set.
EXT display
Lights when the external range switch function is set to ON.
Measurement range
AUTO display
EXT display
Menu
Displays the MENU 1/5 (OPERATION menu) screen (page 31 Fig. 25).
COR. (optional)
Displays the COR. display in the MEAS. screen 2 (Conversion value
display) (page 14 Fig. 8).
For O
2
conversion function, refer to " 10.2 O
2
Correction " (page 100).
CAL.
Displays the CAL. screen (page 17 Fig. 11).
ALARM
Displayed when any error occurs.
Pressing this key displays the ALARM screen (page 54 Fig. 52), enabling
to check the alarms currently occurred.
