6
To take a single reading, press READ key
momentarily. The instrument will beep and the
measured value will be displayed.
To take a time averaged reading, press and hold
READ key for the desired time period. The
instrument will beep approximately every
second. Release the READ key to stop the
measurement and display the average value.
After a time averaged reading is made, the user
can view the average, maximum and minimum
values of the measuring sequence. Press the
▲
or
▼
key to display a particular value. Press
MODE/CLEAR key to return to "
rdY
".
Measuring Air Volume
The operation for air volume measuring is the
same as air velocity. Once a volumetric unit of
measure is chosen, the RVA+ is in volume
mode. Use the arrow keys to choose your units
of volume measurement. When the display
shows
"
rdY
", press MODE/CLEAR key. The
display will change to "
ArEA
" (if
"
ArEA
" does
not show on the display, RVA+ is not in
volume mode).
Press READ key. The display will show the
previously entered area value. Use the
▲
or
▼