Larson Davis 824 - Wind Units; Direction Units

7-28 824 Reference Manual 9/29/09
Examples:
Wind Units Wind Units is a four character alphanumeric field (e.g. mph,
m/s, ft/s, etc.)
Direction Units Direction Units. are used for describing Wind Direction or
Throttle Position. There are five options available.
Compass
Compass reports wind direction using the following sixteen
ordinate points: N, NNE, NE, ENE, E, ESE, SE, S, SSW,
SW, WSW, W, WN W, N W, NNW.
Degrees
Degrees reports wind direction in degrees from 0 to 360º.
Percent
Percent would typically be used to report throttle position
over the range 0 to 100% as a percent of full throttle.
Voltage
Vol ta ge reports this parameter as a DC voltage over the
range 0 to 2.49 volts.
Number
Number reports this parameter in numeric form between 0
and 255.93
Type Speed/Frequency Wind Scale
YOUNG Wind Sentry 400.0 mph/235 Hz 1.7
YOUNG Wind Monitor 400.0 mph/1825 Hz 0.22
1 pulse/rev 30000 rpm/500 Hz 60
16 pulse/rev 30000 rpm/8000 Hz 3.75
600 pulse/rev 2500 rpm/25000 Hz 0.10