
2OntheSetupmenu,selectInstallation.
ObservethattheInstallationdialogboxopens.
Thisdialogboxcontainsanumberofpages
selectedfromthemenuontheleftside.
3OntheleftsideoftheInstallationdialog
box,selectthesmallwhitetrianglenextto
InstallationParameters.
Observethatamenuopenswithaccesstoall
theindividualpages.
4SelectTransducertoopenthepage.
5Inserttherelevantoffsetvalues.
aXOffset:Insertthehorizontaldistance
onthex-axis(fore-and-aftdirection)
betweenthetransducerandtheShip
Origin.
bYOffset:Insertthehorizontaldistance
onthey-axis(athwartshipdirection)
betweenthetransducerandtheShip
Origin.
cZOffset:Inserttheverticaldistanceon
theZaxisbetweenthetransducerandthe
ShipOrigin.
Todothisyouwillneedtheshipdrawings.
6Obtainthealignmentanglefromthepersonnel
thatinstalledthehullunit.
aRotationAroundX:Specifyanangle(in
degrees)tocompensateforanydeviation
fromtheXaxis(fore-and-aftdirection)
inthecoordinatesystem.Forsystems
usingahullunitthisvalueshouldbeset
to0degrees.
bRotationAroundY:Specifyanangle(in
degrees)tocompensateforanydeviation
fromthey-axis(athwartshipdirection)in
thecoordinatesystem.Forsystemsusing
ahullunitthisvalueshouldbesetto0
degrees.
cRotationAroundZ:Specifyanangle(in
degrees)tocompensateforanydeviation
fromtheZaxis(verticaldirection)inthe
coordinatesystem.Thisisthealignment
angle.
•Ifthe0°transducermarkpointstothe
starboard(right)sideofthevessel’s
centreline,insertthealignmentasa
numberbetween0and+180degrees.
•Ifthe0°transducermarkpointstothe
port(left)sideofthevessel’scentre
line(asshownintheillustration),
insertthealignmentasanumber
between0and–180degrees.
Examples:
•Ifthealignmentangleis295degrees,
insert-65degrees.
•Ifthealignmentangleis15degrees,
insert15degrees.
Dothisasaccuratelyaspossible.
7Atthebottomofthepage,selectApplytosave
yoursettings.
8ContinueyourworkintheInstallationdialog
box,orselectOKtocloseit.
Adjustingthebuilt-inmotionsensor
offset
Theinformationfromamotionreferenceunit
(MRU)(normallyheave,rollandpitchinformation)
isimportedintotheSX90toincreasetheaccuracy
oftheechodata.TheSX90isprovidedwitha
built-inmotionsensor.ItisplacedinsidetheMotor
ControlUnit.
Prerequisites
TheSX90hasbeensetupwithitshardwareunits
connectedasspeciedintheSX90Installation
manual.
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