Simrad EK15 - Page 181

Functionsanddialogboxes
Navigationdialogbox;Speedtab
Purpose
TheparametersonthisSpeedtaballowsyoutocontroltheinterfacewithexternalspeed
sensorsorsetamanualspeed.
Description
Theseexternalspeedsensorsare
typicallyglobalpositioningsystems
(GPS)ordedicatedspeedsensors.
Theyprovidetheirdataonaserial
line,orbymeansofthelocalarea
network.
Theinformationfromthespeed
sensorsystemprovidesthespeed
informationontheEK15Titlebar.
Parameters
1Port
SelectwhichserialorEthernetporttouseforthiscommunication.
2Setup
OnceyouhaveselectedaserialorEthernetcommunicationport,clickthisbuttonto
setuptheapplicableportparameters.Therelevantportsetupdialogboxopens.
3NMEASentence
SelectwhichNMEAsentencetobeusedforthecommunication.
aAuto
TheEK15willreadallrelevanttelegrams.Ifthespeciedinformationis
providedtothesystemonmorethanonetelegramformat,abuilt-inpriority
listwillbeused.
bVHW
Thistelegramcontainsthecompassheadingtowhichthevesselpointsandthe
speedofthevesselrelativetothewater.
→VHWWaterspeedandheadingonpage255
cVTG
Thistelegramcontainstheactualcourseandspeedrelativetotheground.
→VTGCourseoverground&groundspeedonpage256
dRMC
Thistelegramcontainstime,date,position,courseandspeeddataprovidedby
aglobalnavigationsatellitesystem(GNSS)receiver.
→RMCRecommendedminimumspecicGNSSdataonpage254
351718/C
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