EN - 52
The monitor displays 16 wind directions (N for north, S for south, SW for south-west and so on).
Press “WIND” to select gust & average wind speed display.
Wind direction:
Average wind direction over a 2-minute period
Average wind speed:
Average wind speed over a 2-minute period
Gust wind speed:
Maximum wind speed over a 10-minute period
Beaufort
Knots
wave height (meter)
wave height (feet)
wMO description
Effects observed
on the sea
0
Under 1
-
-
Clam
Sea is like a mirror
1
1 – 3
0.07
0.25
Light air
Ripples with appearance of scales;
no foam crests
2
4 – 6
0.15 – 0.3
0.5 – 1
Light breeze
Small wavelets; crests of glassy
appearance, not breaking
3
7 – 10
0.6 – 0.9
2 – 3
Gentle breeze
Large wavelets; crests begin to break;
scattered whitecaps
4
11 – 16
1 – 1.5
3.5 – 5
Moderate breeze
Small waves, becoming longer;
numerous whitecaps
5
17 – 21
1.8 – 2.4
6 – 8
Fresh breeze
Moderate waves, taking longer form;
many whitecaps; some spray
6
22 – 27
2.9 – 4
9.5 – 13
Strong breeze
Larger waves forming; whitecaps every
-
where; more spray
7
28 – 33
4.1 – 5.8
13.5 – 19
Near gale
Sea heaps up; white foam
from breaking waves begins to be blown
in streaks
8
34 – 40
5.5 – 7.6
18 – 25
Gale
Moderately high waves of greater
length; edges of crests begin to break
into spindrift; foam is blown
in well-marked streaks
9
41 – 47
7 – 9.7
23 – 32
Strong Gale
High waves; sea begins to roll; dense
streaks of foam; spray may begin to
reduce visibility
10
48 – 55
8.8 – 12.5
29 – 41
Storm
Very high waves with overhanging
crests; sea takes white appearance as
foam is blown in very dense streaks;
rolling is heavy and visibility is reduced
11
56 – 63
11.2 – 15.8
37 – 52
Violent
Exceptionally high waves; sea covered
with white foam patches; visibility further
reduced
12
64 & over
13.7 & over
45 & over
Hurricane
Air filled with foam; sea completely
white with driving spray; visibility greatly
reduced
(Reference table based on observations of the effects of the wind)
wIND ChILL
Wind chill is the apparent temperature felt on exposed skin due to the combination
of air temperature and wind speed. The wind chill reading on the monitor is calculated based
on the temperature measured from the anemometer (channel-1) and the average wind speed.
GUST wIND & wIND ChILL ALARM
high Gust wind Alarm
You can set the monitor to sound an alarm for about 1 minute when gust wind reaches
or exceeds a set limit. Press “WIND ALARM” to silence the alarm sound. The related high
alarm icons will continue to flash until the alarm condition is no longer met.
Содержание WS 2077 R WIND
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