FUZRR ES3001, Manual

Page: 17 / 20

- 16 -
9
． Backlight Control
After power on, press “ ” key to turn the backlight on or off, and
the backlight function is suitable for dim places. The default backlight turns
off every time you turn it on.
10
． Alarm Setting
After power on, short press “ ” to turn on and off the alarm function.
Short press " SET " key to set the resistance alarm value, press " " key to
move the cursor, press " " or " " key to change the current size, and
then press "
SET " key to save and exit. When the measured value is greater
than the alarm critical setting value and the alarm function is turned on,
the meter displays the " " symbol and issues a
“ beep-beep-beep-- ” alarm
sound.The maximum value of the ground voltage alarm setting is 100V, the
maximum value of the ground resistance alarm setting is 3000
Ω , and the
maximum value of the soil resistivity alarm setting is 9999 Ω m. As shown
below:
11
． Data Lock/Storage
After the power-on or measurement is completed, short press " MEM " key
to lock the current display data,and automatically numbered and storage. If
the memory is full, the meter displays the "
FULL " symbol. As shown below:
The measurement data is 1032 Ω . Short press “ MEM ” to display the data showed
that it is stored as the third group.