User guide

Chapter 6 _____________________________________________________ Settings
VAISALA __________________________________________________________27
CHAPTER 6
SETTINGS
This chapter provides information about the settings of GM70.
Setting Actual Pressure Value and Unit
For achieving the most accurate measurements in high altitudes where
the barometric pressure is clearly lower than in the sea level, the actual
atmospheric pressure value should be set to the GM70. The acceptable
pressure range is 700 … 1300 hPa. Pressure is given in the units of hPa
or bar.
Follow the instructions below:
1. Open the MENU, press OPEN.
2. Select ►Environment with press .
3. Select pressure value, press UNIT , press SET.
4. Set the pressure value by using buttons. Press OK to
save the value.
5. Press UNIT to change the pressure unit. Default unit is hPa.
6. Press EXIT to return to the basic display.
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Figure 7 Environment Menu