Simrad SU90 - Configuring the Environmental Parameters

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Note
WhenyouworkintheInstallationdialogbox,youmustalwaysselectApplytosavethe
changesmadeonapage.Youmustdothisbeforeyoucontinueworkingonadifferent
page.
Procedure
1OpentheSetupmenu.
2OntheSetupmenu,selectInstallation.
ObservethattheInstallationdialogbox
opens.Thisdialogboxcontainsanumberof
pagesselectedfromthemenuontheleftside.
3OntheleftsideoftheInstallationdialogbox,selectUnits.
4Adjustthesettingstotyourrequirements.
5Atthebottomofthepage,selectApplytosaveyoursettings.
6ContinueyourworkintheInstallationdialogbox,orselectOKtocloseit.
Relatedtopics
Deningsettingsrelatedtouserpreferencesandindividualcustomizing,page89
Conguringtheenvironmentalparameters
Environmentalparameterssuchassalinity,andsoundspeedplayanimportantpartto
presentaccurateechodata.UsetheEnvironmentparameterstodenethesevalues.
Dependingonthecurrentseaandweatherconditions,youmayneedtochangethese
valuesfrequently.
Context
Inordertoobtainaccurateechoes,itisveryimportantthatthesoundspeedthroughthe
waterissetcorrectly.Severalparametersarerequiredtocalculatethecorrectsound
speedvalue.Iftheseparametersarenotknowntoyou,usethedefaultvalue1494m/s.
Thisisatypicalmeanvalueforsoundspeed.
Procedure
1OpentheSetupmenu.
2SelectEnvironment.
ObservethattheEnvironmentdialogboxopens.
3Specifyifyouworkinfreshorsaltwater.
Operatingprocedures