Press the FPM/MPS key to switch the measurement units from FPM
(feet per minute, 1 FPM resolution) to MPS (meters per second, 0.01
MPS resolution). Either FPM or MPS will be displayed on the LCD.
Press the SAMPLE RATE key to change the measurement averaging
rate ("sample rate") of the unit:
2SEC
YSE[
BSEC
15 S
An average value of airspeed measurements during the
preceding 2 seconds is displayed.
An average value of airspeed measurements during the
preceding 4 seconds is displayed.
An average value of airspeed measurements during the
preceding 8 seconds is displayed.
An average value of airspeed measurements during the
preceding 16 seconds is displayed.
�·
Press the
MAX/MIN
key to record and display the maximum airspeed
�'
or
_
volume flow read�ng. The �aximum reading display will alternate
· · with the letter "H'' displayed with the sample rate. Press
the MAX/MIN key again to record and hold the minimum airspeed reading.
The minimum airspeed reading display will alternate with the letter "L"
displayed with the sample rate. For example:
1055 alternating with
H
B
signifies that 1065 is the highest reading
since the
MAX/MIN
key was pressed, and the sample rate is set to 8 seconds.
82 alternating with L 15
signifies that 82 is the lowest reading since
the MAX/MIN key was pressed, and the sample rate is set to 16 seconds.
To exit MAX/MIN mode, press the SAMPLE RATE key.
Rev 1.9, 1 0-Jun-2008
Page
7
of28
