Simrad ST90 Installation Manual

442703/B
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NMEADPTdatagram
TheNMEADPTdatagramprovidesthewaterdepthrelativetothetransducer,andthe
offsetofthemeasuringtransducer.
Format
$--DPT,x.x,y.y,z.z*hh<CR><LF>
Description
Thisdescriptionisnotcomplete.Foradditionaldetails,refertotheNMEAstandard.
1$—:Talkeridentier
2DPT:Datagramidentier
3x.x:Depth(Metres),Relativetothetransducer
4y.y:Offset(Metres),Relativetothetransducer
Positiveoffsetnumbersprovidethedistancefromthetransducertothewater
line.Negativeoffsetnumbersprovidethedistancefromthetransducertothepart
ofthekeelofinterest.
5z.z:Maximumrangescaleinuse
6*hh:Checksum
Tip
Ifyouneedthedepthbelowthekeel,usetheNMEADBKdatagram.Ifyouneedthe
depthbelowthesurface,usetheNMEADBSdatagram.Ifyouneedthedepthbelowthe
transducer,usetheNMEADBTdatagram.
Relatedtopics
NMEAdatagramformats,page461
NMEAGGAdatagramformat
TheNMEAGGAdatagramtransferstime-,position-andx-relateddatafromaglobal
positioningsystem(GPS).
Format
$--GGA,hhmmss.ss,llll.ll,a,yyyyy.yy,a,x,zz,d.d,a.a,M,g.g,M,r.r,cccc*hh
Description
1$—:Talkeridentier
2GGA:Datagramidentier
Datagramformats

Simrad ST90 Specifications

General

Brand	Simrad
Model	ST90
Category	Sonar
Language	English