6..
HOLD:
Press to hold the current reading, then press this key
again to unlock the held reading.
7.
REC/START:
In velocity mode, pressing this key to store the
current velocity reading into memory.
• To start measuring volume without waiting to
finish countdown in “
Volume
” mode.
8.
AVG Velocity/Total Volume [next digit]:
Press to display
average of stored velocity in standard mode, total volume in
CFM mode. Press a second time to return.
Operating Instructions
Disable Auto Power Off
With the meter off, press and hold “
MIN/MAX
” then press and hold
“
ON/OFF
”“ until the meter beeps.
Selecting the units
This function is unique, as it requires the process be started with the
instrument off. If you notice the On/Off button has (Units) below. This
is a “Press and Hold” function. Press this until a beep is heard, and
you will see one of the screens shown below. You can scroll through
these options while displayed by pressing the “Up” button (This is the
function on the AVG/MIN/MAX. button illustrated with the upward
facing arrow).
Select the scales desired and then press the “Enter” key. This will enter
the basic measurement mode.
Basic Measurement
When you first turn the unit on the air velocity is the default value
displayed on the LCD. To review the other basic parameters, press the
“
MODE
” key. Each parameter will be displayed in turn.
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