11
NOTE:
Rain rate is updated every 6 minutes, at every hour on the hour, and at 6, 12, 18, 24, 30, 36, 42, 48, 54 minute
past the hour.
TO SELECT THE MEASUREMENT UNIT FOR THE RAINFALL
1. Press and hold the
[ RAIN ]
key 2 seconds to enter unit setting mode.
2. Use
[ UP ]
or
[ DOWN ] key
to toggle between
mm
(millimeter) and
in
(inch).
3. Press the
[ RAIN ]
key to confirm and exit.
WIND SPEED / WIND DIRECTION
TO READ THE WIND DIRECTION
Wind Direction Indicator
Meaning
Real-time wind direction
Wind directions appeared in last 5
minutes (max 6 indicator mark)
TO SELECT THE WIND DISPLAY MODE
Press the
[ WIND ]
key to toggle between:
-
AVERAGE:
The AVERAGE wind speed will display the average
of all wind speed numbers recorded in the previous 30 seconds.
-
GUST:
The GUST wind speed will display the highest wind
speed recorded from last reading.
The wind level provides a quick reference on the wind condition and is indicated by a series of text icons.
Level
LIGHT
MODERATE
STRONG
STORM
Speed
1 ~ 19 km/h
20 ~ 49 km/h
50 ~ 88 km/h
> 88 km/h
TO SELECT WIND SPEED UNIT
1. Press and hold
[ WIND ]
key for 2 seconds to enter unit setting mode.
2. Use
[ UP ]
or
[ DOWN ] key
to change the unit between
mph
(miles per hour) / m/s (meter per second) /
km/h
(kilometer per hour) /
knots
.
3. Press
[ WIND ]
key to confirm and exit.
BEAUFORT SCALE
Beaufort scale is an international scale of wind velocities from 0 (calm) to 12 (Hurricane force).
Beaufort Scale
Description
Wind Speed
Land Condition
0
Calm
< 1 km/h
Calm. Smoke rises vertically.
< 1 mph
< 1 knot
< 0.3 m/s
1
Light air
1.1 ~ 5.5 km/h
Smoke drift indicates wind direction.
Leaves and wind vanes are stationary.
1 ~ 3 mph
1 ~ 3 knot
0.3 ~ 1.5 m/s
2
Light breeze
5.6 ~ 11 km/h
Wind felt on exposed skin. Leaves rustle. Wind
vanes begin to move.
4 ~ 7 mph
4 ~ 6 knot
1.6 ~ 3.3 m/s
3
Gentle breeze
12 ~ 19 km/h
Leaves and small twigs constantly moving, light
flags extended.
8 ~ 12 mph
7 ~ 10 knot
3.4 ~ 5.4 m/s
