HD31
- 86 -
V1.6
3.
Select the
AUTO SWITCHOFF
item using
S
and
T
, then
press the
F3
key (
OK
command) to confirm.
4.
Set the number of minutes using
S
and
T
, then press the
F3
key (
OK
command) to confirm.
Note
: the current setting appears in white, while the other
settings appear in yellow to highlight that they are not the
current setting.
Note
: during the setting, the battery symbol in the status bar
of the display is replaced by the battery charge percent level.
If you want the auto-switchoff function to be disabled, select
the DISABLED option.
5.
The instrument returns to the AUTO SWITCHOFF menu item, press
ESC
twice to exit the
menu and return to the measurement mode.
The auto-switchoff is automatically disabled if the external power supply or the PC is con-
nected.
See paragraph 7.5 at page 57 to enable or disable the auto-switchoff during logging.
If the auto-switchoff is enabled but functions requiring the instrument to remain switched on
are
active (e.g. the RECORD function, the INTEGRAL function, the LOGGING function with interval lower
than 60 s, etc.), the instrument doesn’t switch off automatically but the display brightness is re-
duced.
The auto-switchoff is automatically disabled when the calibration menu is entered.
12.2
D
ISPLAY BRIGHTNESS
To save more battery life, besides the auto-switchoff function, the instrument can additionally
automatically reduce the display brightness a few instants after the last key pressure.
To set the brightness level:
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