13
A total of 30 readings can be recorded.
When memory is full, the oldest data will be
overwritten as new data is recorded.
“1”
corresponds to the newest data and
“
30
”
to the oldest data.
Exiting memory mode
To exit and power off, press the
Power/Measure
button for about 3-4
seconds.
To enter measurement mode from memory
mode, press the
Power/Measure
button
once.
If no button is pressed within 30 seconds,
device will power off automatically.
Deleting recorded data
In Memory mode, press either the
Memory
UP
button or
Memory DOWN
button for about
4-5 seconds
until screen shows “Clr”. Press
the
Memory UP
button or
Memory DOWN
button again
to confirm the deletion. “Clr”
flashes three times and data is deleted.
Screen shows
“- - - -”.
Note:
To cancel data deletion after screen shows
“Clr”, press the
Power/Measure
button
once to return to Memory mode.
After screen shows “Clr” and no button is
pressed within 5 seconds, device will return
to Memory mode. No data is deleted.
10.Care and Cleaning
To clean the sensor lens, gently swab the
surface with a cotton swab slightly
