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4. MEASURING PROCEDURE
4-1 Power on/off
Button = Power Button
1)
Power on :
Press " Power Button " once.
2)
Power off :
During power on, press " Power Button " > 3 seconds.
will power off.
4-2 LCD backlight on/off
During power on, press " Power Button " once, then the
LCD backlight will be on 5 seconds then off automatically,
4-3 Function selection
The meter can select 2 kind function as :
a.Anemometer
b.Air flow ( CMM, CFM )
During power on, press the " Hold button "
continuously ( not release the button ), the Display will
show the following text in sequence :
Display
Function
text
An
Anemometer ( Air velocity )
AirFL
Air flow ( CMM, CFM )
Until the Display show the desired function, just
release the " Hold button " , the meter will execute this
function with default.
4