Simrad SP90 - REV E, Installation Manual

Page: 196 / 232

Simrad SP90
184
851-164510 / Rev.E
Wind sensor
The SP90 interfaces an external wind sensor via Ethernet or a
serial line using the NMEA 0183 standard for reception of the
wind direction and speed.
The SP90 can receive the following NMEA telegrams:
•
Wind direction and speed
•
Wind speed and angle
•
Wind speed and angle (relative)
Wind direction and speed
$??MWD,x.x,T,x.x,M,x.x,M<cr><lf>
where (from left towards right):
Component Content
?? Talker
MWD Wind direction and speed
x.x,T Wind direction, true
x.x,M Wind direction, magnetic
x.x,N Wind speed, knots
Wind speed and angle
$??MWV,x.x,a,x.x,a,A<cr><lf>
where (from left towards right):
Component Content
?? Talker
MWv Wind speed and angle
x.x Wind angle
a Reference: R = Relative, T = True
x.x Wind speed
a Wind speed units: K / M / N
A Status: A = valid data