Furuno RD-50 Operator's Manual page 83

VWR - Relative (Apparent) wind speed and angle
$--VWR, x.x, a, x.x, N, x.x, M, x.x, K*hh<CR><LF>
Measured wind angle relative to the vessel, 0 to 180°, left/right L/R of vessel heading
VWT - True wind speed and angle
$--VWT, x.x, a, x.x, N, x.x, M, x.x, K*hh<CR><LF>
Calculated wind angle relative to the vessel, 0 to 180°, left/right L/R of vessel heading
WPL - Waypoint location
$--WPL, llll.lll, a, yyyyy.yyy, a, c--c*hh<CR><LF>
Waypoint latitude, N/S
ZDA - Time and date
$ ZDA, hhmmss.ss, xx, xx, xxxx, xx, xx*hh<CR><LF>
--
UTC
Checksum
Wind speed, Km/Hr
Wind speed, meters/second
Measured wind speed, knots
Checksum
Wind speed, Km/Hr
Wind speed, meters/second
Calculated wind speed, knots
Checksum
Waypoint identifier
Waypoint longitude, E/W
Local zone hours, 00 to ±13 h
Year (UTC)
Month, 01 to 12 (UTC)
Day, 01 to 31 (UTC)
APPENDIX 4 DIGITAL INTERFACE
Checksum
Local zone minutes, 00 to +59
AP-13