Additel AD685Ex, Руководство пользователя

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3.5.3
Barometric Calibration
Provide single point calibration, two points calibration and cancel calibration. Before the calibration, please open the
battery cover of the gauge, and connect the pressure hose to the
φ
4 pressure port, as shown in figure 24.
Figure24 Barometric calibration connection
The barometric calibration interface is shown in Figure 25. Click the main value display area to switch the selection
of barometric pressure calibration. Display 1 means barometric pressure single point calibration, 2 means barometric
pressure two points calibration, and CANCEL means cancel calibration. Click OK to enter the barometric pressure