53IIB/54IIB
Users Manual
12
Enabling or Disabling Sleep Mode
The thermometer enters sleep mode if no button press
occurs for 20 minutes.
Pressing any button wakes the thermometer and returns it
to its previous state.
1. Press
or
until the display shows
.
2. Press
to indicate that you want to change the
sleep setting.
The display shows
if sleep mode is on and
if
sleep mode is off.
3. Press
or
as needed until the display shows
or
.
4. Press
to store the sleep setting in memory.
Sleep mode is enabled each time you turn on the
thermometer and is automatically disabled in MIN MAX
and logging modes.
Setting the Time
1. Press
or
until the display shows the time if it
is set or shows "
- - : - -
."
2. Press
to indicate you want to set the time.
The left two digits blink.
3. Press
or
until the display shows the correct
hour (24-hour format), and then press
to select.
The right two digits blink.
4. Press
or
until the display shows the correct
minutes, and then press
to store the time in
memory.
Note
Holding down
or
causes the number to
change more quickly.
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