Chapter 3. Using the PM880 Screen
40
Model PM880 Portable Hygrometer User’s Manual
3.4.2 Setting the Backlight Timer
1.
If the menu is not active, press
[MENU]
.
2.
Use the arrow key to scroll to
Meter
and press
[ENTER]
.
3.
Use the arrow key to scroll to
Backlight
and press
[ENTER]
.
4.
Use the arrow key to scroll to
Backlight Off
and press
[ENTER]
.
5.
Use the numeric keys to enter the number of minutes that the backlight
remains on (from 0 to 60).
6.
Press
[ENTER]
to confirm the entry.
7.
When you are done, press
[F3]
(
OK
).The PM880 returns to taking
measurements.