After checking that all values are correct
x Press <ENTER> to accept the new values and
x Press <EXIT> to return to the basic stand-by mode.
The newly input values appear now in the display as the
current measurement. The correction throughout the
complete measuring range will be carried out automatically
by the micro processor.
6.3. Activating the Storm Alarm
Should there be a sudden drop or rise of atmospheric
pressure within the time axis, one can reckon locally with a
change in the speed of the wind within very short notice.
Using a corresponding formula, the FMD55 observes these
changes. In order that the alarm does not sound at the
lightest change, it can be adjusted to the required response
level. By pressing <EXIT>, the alarm can be switched off.
Similar to the calibration set-up the barograph menu.
x Press key <1> to enter <GALE WARNING> menu.
Use keys <YES> and <NO> to switch the warning alarm ON or
OFF and keys <UP> and <DOWN> to adjust the response
level.
The following values can be used as a guide:
x at sea : 1.5 to 3.0 hPa in 3 hours
x level surroundings : 1.5 to 6.0 hPa in 3 hours
x mountainous surroundings : 3.0 to 9.9 hPa in 3 hours
After checking that the input is correct return to the basic
stand-by mode by pressing the <EXIT> key. The values have
now been accepted and stored.
In case of over-sensitive release of alarm, increase the
response level value.
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