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Airflow Meter
Using the Meter
9
Using the Meter
Power
To turn Meter power on or off, press O Meter power is provided by four AA batteries. To
replace the batteries, see “Maintenance”.
Measurement Units
The Meter supports both Metric and US measurement units. Select the desired
measurement type using the Setup menu. See “The Setup Menu”.
Note
If any measured value of any parameter is above the specified range, the Meter shows
“OL”.
Backlight
Press C to turn on the backlight. The backlight automatically turns off after 2 minutes.
Automatic Power Off
To conserve battery power, the Meter changes to sleep mode after 20 minutes of inactivity.
To turn the Meter back on, press O. To disable automatic power off, turn the meter on
while simultaneously holding O and C until the display shows APO OFF. Repeat this
procedure to re-enable this feature. The display shows APO ON.