Autoranging / Manual Range Selection; Backlight - PeakTech 3320 Mode D'emploi

4.2. Autoranging / manual range selection

When the meter is first turned on, it automatically goes into Auto-
Ranging. This automatically selects the best range for the measurements
being made and is generally the best mode for most measurements. For
measurement situations requiring that the range be manually held,
perform the following:
1. Press the "RANGE" button. The "AUTO" indicator will extinguish and
the currently selected range will be held.
2. Press the "RANGE" button to step through the available ranges until
you select the range you want.
3. Press and hold the "RANGE" button for 2 seconds to exit the
manual ranging mode and return to "AUTO" mode.

4.3. Backlight

The backlight function is used to illuminate the display when the meter is
used at night or in dimly lighted area.
1. Press the "HOLD
will be activated.
2. Press the "HOLD
backlight function.
seconds.
" button for 2 seconds and backlight
" button again for 2 seconds to remove the
The backlight turns off automatically after 10
-38-