Airmar LB150 User Manual
Page 29
LB150 WeatherStation Technical Manual revision 0.013
Proprietary and Confidential
PRELIMINARY - DRAFT
26
<13>
P = pressure
<14>
Actual measured barometric pressure, or "station pressure", bars, to the
nearest 0.001 bar
<15>
B = bars
<16>
STNP (ID indicating station pressure)
The fields in the B version of the XDR sentence are as follows:
<1>
A = angular displacement
<2>
Pitch: oscillation of vehicle about its latitudinal axis. Front of the
vehicle moving up is positive. Value reported to the nearest 0.1
degree.
<3>
D = degrees
<4>
PTCH (ID indicating pitch of vehicle)
<5>
A = angular displacement
<6>
Roll: oscillation of vehicle about its longitudinal axis. Roll to the right
is positive. Value reported to the nearest 0.1 degree.
<7>
D = degrees
<8>
ROLL (ID indicating roll of vehicle)
<9>
Not used
<10>
Not used
<11>
Not used
<12>
Not used
<13>
Not used
<14>
Not used
<15>
Not used
<16>
Not used
Default State
$YXXDR(A): Disabled. Transmitted once per second when enabled.
$YXXDR(B): Disabled. Transmitted once per second when enabled.
Notes
The fields in an XDR sentence are grouped in sets of four. There may be up to
four sets, with four fields per set, in a single transmitted XDR sentence. Each set
contains, in order, the four fields