Measurement Modes in the Main Menu
33
P
D
= 0
Press P
D
= 0 (menu bar, see Fig. 31: Menu "Air-
flow (k value)") to zero the pressure sensor.
NOTE!
We recommend to zero the pressure sensor, if
the pressure indicated in the display is not P
D
= 0
after the measuring hoses have been removed.
Fig. 33: Measuring data that has not
been accepted yet.
When measuring, wait until the value has
stabilized and then press "Stop".
Press "Accept" to accept and save the value.
In the main menu a tick mark beside the menu
"airflow (k value)" will indicate that the meas-
urement has already been done.
NOTE!
Select the Print-option in the main menu to print
out a report.
Press "Menu" to exit the "Airflow (k value)" option
without saving.
Press "Proceed" to return to the "Airflow (k value)"
option for further measurements.
Note
If the airflow reading is not stable or if the resolu-
tion is not high enough, go to the Setup-menu
and select Attenuation > fine (see chapter 6.12)
