Furuno SC-120 manual VDR Set and drift

APPENDIX A

VDR - Set and drift

$--VDR,x.x,T,x.x,M,x.x,N*hh<CR><LF>

						+	--------- 4
				+--	+	-----------	3
		+--	+-----------------				2
+--	+	-----------------------					1

1.Direction, degrees true

2.Direction, degrees magnetic

3.Current speed, knots

4.Checksum

VHW - Water speed and heading

The compass heading to which the vessel points and the speed of the vessel relative to the water.

$--VHW,x.x,T,x.x,M,x.x,N,x.x,K*hh<CR><LF>

								+	--------- 5
						+--	+	-----------	4
				+--	+	-----------------			3
		+---	+	-----------------------					2
+---	+	-----------------------------							1

1.Heading, degrees true

2.Heading, degrees magnetic

3.Speed, knots

4.Speed, km/h

5.Checksum

VLW - Distance travelled through the water

The distance travelled, relative to the water.

$--VLW,x.x,N,x.x,N*hh<CR><LF>

				+	--------- 3
		+---	+	-----------	2
+---	+	-----------------			1

1.Total cumulative distance, nautical miles

2.Distance since reset, nautical miles

3.Checksum

A-8