Furuno FAR-2107 Series Service Manual page 547

1.2.12 MTW - Water temperature
$--MTW, x.x , C *hh<CR><LF>
1
Contents
Water temperature
1.2.13 RMB - Recommended minimum navigation information
$--RMB , A , x.x , a , c—c , c—c , llll.lll , a , yyyyy.yy , a , x.x , x.x , x.x , A , a
1 2 3
*hh<CR><LF>
Contents
Recommended minimum
navigation information
Navigation data from
present position to a
destination waypoint
provided by a Loran-C,
GNSS, DECCA,
navigation computer or
other integrated navigation
system.
This sentence always
accompanies RMA or
RMC sentences when a
destination is active when
provided by a Loran-C or
GNSS receiver, other
systems may transmit
$--RMB without $--RMA
or $--RMC.
Data
1 Temperature, degrees C
4 5 6
Data
1 Data status
2 Cross track error nautical miles
3 Direction to steer L/R
4 Origin waypoint ID
5 Destination waypoint ID
Destination waypoint latitude,
6
N/S
Destination waypoint longitude,
7
E/W
Range to destination, nautical
8
miles
Bearing to destination, degrees
9
true
Destination closing velocity,
10
knots
11 Arrival status
12 Mode indicator
AP1-10
AP1.2 Configuration of NMEA Ver-3.00 Sentence
7 8
A= data valid
V= navigation receiver warning
If cross track error exceeds 9.99
nautical miles, display 9.99.
If range to destination exceeds
999.9 nautical miles, display 999.9.
A=arrival circle entered
or perpendicular passed
Positioning system Mode indicator:
A= Autonomous mode
D= Differential mode
E= Estimated (dead reckoning)
mode
M= Manual input mode
S= Simulator mode
N= Data not valid
The positioning system Mode
indicator field supplements the
positioning system Status field, the
Status field shall be set to
V= invalid for all values of
Indicator mode except for
A=Autonomous and D=Differential.
The positioning system Mode
indicator and Status field shall not
be null fields.
Note
9 10 11 12
Note