A&D AD-1641, Инструкция по эксплуатации

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9
5 Air Flow Calibration
You can calibrate the air flow in order to measure under severe management.
(To calibrate 0 m/s in no air flow.)
Step 1 Please set the air flow sensor in an arbitrary location.
Note
 When the air flow sensor direction is changed, zero point may change as well.
Step 2 Please block the entrance and exit of the air flow sensor part with
windproof material
Step 3 Select the internal setting (FUNCTION)
from the setting screen to perform
the calibration.
Press the SELECT key several times
on the display screen to display the setting
screen in the right figure.
Move the ">" mark to "FUNCTION" using
▲
UP key or
▼
DOWN key and press
the ENTER key.
Move the ">" mark to "AF CALIBRATION",
the 4th screen (4 of 5), and press
the ENTER key.
When the right display appears, select Yes
with the
▲
UP key or
▼
DOWN key to run
the calibration.
Step 4 When the "END" is displayed, the calibration is
complete
.
Windproof material
(such as tape)
The part of air
flow sensor
＞
INTERVAL TIME
1min
PRIMARY DATA
T1 / %RH
CLEAR
FUNCTION
USB
AF CAL? (0m/s)
YES / NO