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④ In the pressure measure menu, the measured pressure will change to (Pstandard) which is the same as the
atmosphere pressure value. Now the zeroing process is finished.
Figure 7-3-2 shows the zeroing sequence for absolute pressure of the ADT681.
Figure 7-3-2: Zeroing process of absolute pressure
MENU OPTIONNote: A. When selecting the third item in the you can cancel the zeroing operation.
B. Make sure the gauge is upright while zeroing.
input
1.Contact with atmosphere.
Measured pressure of ADT681 is 100.02kPa.the
Actual atmosphere pressure is 100.00kPa.
2The f st.ir .digit flashing for data inputting
will
3.Input the actual atmosphere value 100.00kPa.of
4.In the menu of pressure measure, the measured
value of is 100.00kPa.
the ADT681
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