5
Chapter 3
Operation
Keypad Functions
ON/OFF Switch
The ON/OFF switch is used to turn on or turn off
power to the Model 9525. When the Model 9525
is turned on, it will display approximate battery
life in percent for five seconds.
BATT/VEL Switch
This switch is used to change the display to read
air velocity or approximate percentage of
remaining battery life.
FAST/SLOW
Switch
This switch is used to change the display average
of the Model 9525. When set to FAST, the display
average is approximately 3 seconds. When set to
SLOW, the display average is approximately 12
seconds.
