Simrad ST90 Installation Manual

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NMEAVHWdatagramformat
TheNMEAVHWdatagramcontainsthecompassheadingtowhichthevesselpoints,
andthespeedofthevesselrelativetothewater.
Format
$--VHW,x.x,T,x.x,M,x.x,N,x.x,K*hh<CR><LF>
Description
1$—:Talkeridentier
2VHW:Datagramidentier
3x.x,T:Heading(DegreesTrue)
4x.x,M:Heading(DegreesMagnetic)
5x.x,N:Speedrelativetowater(knots)
Resolution:0.1knots
6x.x,K:Speedrelativetowater(km/hr),
Resolution:0.1km/hr
7*hh:Checksum
Relatedtopics
NMEAdatagramformats,page461
NMEAVLWdatagramformat
TheNMEAVLWdatagramcontainsthetravelleddistanceofthevessel.
Format
$--VLW,x.x,N,y.y,N,z.z,N,g.g,N*hh<CR><LF>
Description
1$—:Talkeridentier
2VLW:Datagramidentier
3x.x,N:Waterdistance,Totalcumulative(Nauticalmiles)
4y.y,N:Waterdistance,Sincereset(Nauticalmiles)
5z.z,N:Grounddistance,Totalcumulative(Nauticalmiles)
6g.g,N:Grounddistance,Sincereset(Nauticalmiles)
7*hh:Checksum
SimradST90InstallationManual

Simrad ST90 Specifications

General

Brand	Simrad
Model	ST90
Category	Sonar
Language	English