Use and Care Manual

Keypad
 Press to turn the meter ON or OFF
 IR + Laser Pointer Press and hold to measure.
 MAX/MIN (Airflow) Record and store the highest and
lowest airflow or velocity readings. ◄ (LEFT) also serves as
change decimal point button in AREA mode
 UNITS Press to select the mode of operation. In FLOW mode,
the meter displays air volume. In VELOCITY mode, the meter
displays air speed. ▲ (UP) also serves as increase number
button in AREA mode.
 HOLD Press to freeze the displayed reading. Press again to
unlock display. ►(RIGHT) also serves as change digit button in
AREA mode.
 AREA Press and hold to manually enter the area of a duct in CFM
or CMM mode.
o Press and hold to scroll thru memory locations.
o This button also clears memory in the Averaging mode.
 Press to turn the backlight on/off. Hold to disable Auto Power
Off.
 MAX/MIN (Temperature) Press to record and store
the highest, lowest readings for air temperature.
 HOLD (Temperature) Press to freeze the displayed temperature
reading. Press again to unlock the display.
 AVG Press and hold to enter averaging mode. Averages up to 20
readings.