Simrad ES80 - Environment Dialog Box; Water Column Page

340
406273/C
BITE(Built-InTestEquipment)dialogbox,page400
Aboutdialogbox,page412
Environmentdialogbox
Environmentalparameterssuchassalinity,soundspeedandwatertemperatureallplay
animportantparttopresentaccurateechodata.UsetheEnvironmentparametersto
denethesevalues.Dependingonthecurrentseaandweatherconditions,youmay
needtochangethesevaluesfrequently.
Howtoopen
ThisdialogboxisopenedfromtheSetupmenu.
Description
Inordertoobtainaccuratedepthreadingsandshechoes,itisveryimportantthat
thesoundspeedthroughthewaterissetcorrectly.Severalparametersarerequiredto
calculatethecorrectsoundspeedvalue.Iftheseparametersarenotknowntoyou,use
thedefaultvalue1494m/s.Thisisatypicalmeanvalueforsoundspeed.
Thefollowingpageisprovided.
•WaterColumn
Inordertoachievecorrectechoinformation,thecurrentenvironmentalparameters
mustbeknowntotheES80.TheWaterColumnpagecollectstheseparameters.These
mustbedenedtomatchthecurrentconditions.
WaterColumnpage,page340
Relatedtasks
Conguringtheenvironmentalparameters,page88
Conceptualdescriptions
Aboutsoundwavepropagation,page459
WaterColumnpage
Inordertoachievecorrectechoinformation,thecurrentenvironmentalparametersmust
beknowntotheES80.TheWaterColumnpagecollectstheseparameters.Thesemustbe
denedtomatchthecurrentconditions.
ThispageisopenedfromtheEnvironmentdialogbox.TheEnvironmentdialogboxis
locatedontheSetupmenu.
SimradES80ReferenceManual