Simrad EK15 - Page 185

Functionsanddialogboxes
Navigationdialogbox;Headingtab
Purpose
TheparametersonthisHeadingtaballowsyoutocontroltheinterfacewithexternal
headingsensorsorsetamanualheading.
Description
Theseexternalheadingsensorsare
typicallyglobalpositioningsystems
(GPS)ordedicatedgyroorcompass
systems.Theyprovidetheirdataon
aserialline,orbymeansofthelocal
areanetwork.
Theinformationfromtheheading
sensorprovidestheheading
informationontheEK15Titlebar.
Parameters
1Port
SelectwhichserialorEthernetporttouseforthiscommunication.
2Setup
OnceyouhaveselectedaserialorEthernetcommunicationport,clickthisbuttonto
setuptheapplicableportparameters.Therelevantportsetupdialogboxopens.
3NMEASentence
SelectwhichNMEAsentencetobeusedforthecommunication.
aAuto
TheEK15willreadallrelevanttelegrams.Ifthespeciedinformationis
providedtothesystemonmorethanonetelegramformat,abuilt-inpriority
listwillbeused.
bHDT
Thistelegramisusedtotransferheadinginformationfromagyro.
→HDTHeading,trueonpage254
cHDM
Thistelegramcontainsvesselheadingindegreesmagnetic.
→HDMHeading,magneticonpage254
dHDG
Thistelegramcontainstheheadingfromamagneticsensor,whichifcorrected
fordeviationwillproducemagneticheading,whichifoffsetbyvariationwill
providetrueheading.
→HDGHeading,deviationandvariationonpage253
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