Chapter 4. Using Special Features
4.11 Using Sleep Mode
The Sleep Mode
to be off.
During Sleep Mode the unit is idle and consumes less power.
When you want to use the unit again, it comes out of Sleep Mode quickly,
performs an AutoCal and is restored exactly as you left it.
4.11.1 Placing the PM880 in Sleep Mode
Press the red power key for 3 seconds. The screen now appears similar
1.
to Figure 31.
Press
to place the PM880 in Sleep Mode.
[F2]
2.
4.11.2 Resuming Operation
Tap the red power key. The PM880 powers on, performs an AutoCal and
returns to exactly where you left it.
72
keeps the PM880 in a state in which the unit appears
Figure 31: Shutdown Menu
Model PM880 Portable Hygrometer User's Manual