Ambient Weather WS-1171 User Manual - Page 12
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Example 1: Pressure is decreasing, weat
Example 2: Pressure is increasing, weather is improving.
4.5.4 Storm threshold indicator
The storm threshold (the negative rate of pressu
adjusted by the user from level 3 to level 9 (the def
When negative rate of change of pressure is exceeded for 3 hours, the storm warning i
a
ctivated, and the clouds with rain icon and tendency arrows will flash for 3 hours indicating the storm
warning feature has been activated.
4.5.5 Pressure threshold setting
The pressure threshold (the negative or positive rate
weather) can be adjusted by the user from level 2 to l
The lower the level pressure threshold setting, the higher sensitivity for weather forec
L
ocations that experience frequent changes in air pressure require a higher setting compared to
locations where the air pressure is typically stagnant.
4.5.6 Pressure Graph
Note: The weather station bar
feature
ca
nnot be turned off.
The pressure graph displays t
h
ours.
Version 1.8
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her is deteriorating.
re change signifying a storm is expected) can be
ault level 4 mbar/hour).
of change of pressure signifying a change in the
evel 4 (default level 2 mbar/hour).
graph flashes from right to left to prevent screen burn in. This
he barometric pressure for the last 24 hours. Each bar represents three
ndicator will be
ast changes.
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