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Ap-18 – Furuno FAR-28x7 Series User Manual

Page 260

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APPENDIX

AP-18

VHW - Water speed and heading

$--VHW,x.x,T,x.x,M,x.x,N,x.x,K*hh
| | | | | | | | |
| | | | | | | | +--------- 5
| | | | | | +--+----------- 4
| | | | +--+----------------- 3
| | +---+----------------------- 2
+---+----------------------------- 1

1. Heading, degrees true
2. Heading, degrees magnetic
3. Speed, knots
4. Speed, km/h
5. Checksum

VDR - Set and drift

$--VDR,x.x,T,x.x,M,x.x,N*hh
| | | | | | |
| | | | | | +--------- 4
| | | | +--+----------- 3
| | +--+----------------- 2
+--+----------------------- 1

1. Direction, degrees true
2. Direction, degrees magnetic
3. Current speed, knots
4. Checksum