Vaisala CT25K, User Manual

Page: 38 / 86

LLWAS Screen Text Explanation
28LA WSA 30K+ RWY 120 06 28LA
Runway, in this case 28, left arrival.
WSA
Windshear alert.
30K+
Headwind gain, 30 knots.
RWY
Location of the first encounter with the windshear
condition, in this case the runway.
120
Wind direction in degrees at the threshold, in this case
120 degrees.
1)
06
Wind speed at the threshold
1)
, in this case 6 meters
per second. The maximum value shown is 99.
10RA WSA 25K- 2MF 050 15 10RA
Runway, in this case 10, right arrival.
WSA
Windshear alert.
25K-
Headwind loss, 25 knots.
2MF
Location of the first encounter with the windshear
condition, in this case 2 nautical miles from final
approach.
050
Wind direction at the threshold
1)
, 50 degrees.
15
Wind speed at the threshold
1)
, 15 meters per second.
The maximum value shown is 99.
10RD MBA 30K- RWY 300 12 10RD
Runway, in this case 10, right departure.
MBA
Microburst alert.
30K-
Headwind loss, 30 knots.
RWY
Location of the first encounter with the windshear
condition, in this case the runway.
300
Wind direction at the threshold
1)
, 300 degrees.
12
Wind speed at the threshold
1)
, in this case 12 meters
per second. The maximum value shown is 99.
1) The threshold in this table refers to the area at the end of the runway. The sensor that sends this threshold data is set during
configuration.
More Information
‣
LLWAS Algorithm (page 13)
‣
LLWAS Screen (page 19)
Low-Level Windshear Alert System User Guide M210885EN-K
36