Simrad ST90 Installation Manual

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442703/B
Deningtheathwartshipslocationofthehullunit................................................61
Importantconsiderationsrelatedtonoise...............................................................61
Locationofhardwareunitsonthebridge........................................................................62
Basicrequirementsforthelocationofbridgeunits...............................................62
Maximumdistancebetweeneachbridgeunit........................................................63
Choosingthebestlocationforthedisplay.............................................................64
ChoosingthebestlocationfortheProcessorUnit.................................................65
ChoosingthebestlocationfortheOperatingPanel...............................................65
Sonarroomrequirements.................................................................................................66
Aboutthesonarroom.............................................................................................66
Environmentalrequirements..................................................................................66
Requirementsforwatertightintegrity....................................................................67
Sizeandaccessrequirements.................................................................................68
Requirementsforinsulation,heatingandventilation.............................................68
Requirementsforelectricalinstallations,cablesandcommunication...................69
Requirementsforbilgepumpanddecking.............................................................70
Liftingrequirements...............................................................................................71
Orientationofthehullunit.....................................................................................72
Sonarroomarrangement:Topview.......................................................................73
Sonarroomarrangement:Sideview......................................................................74
Sonarroomarrangement:Sideview......................................................................75
Acousticnoise..................................................................................................................76
Introductiontotheacousticnoisechallenge..........................................................76
Contributingfactors................................................................................................76
Selfnoise................................................................................................................78
Ambientnoise.........................................................................................................80
Electricalselfnoise................................................................................................81
Reverberation.........................................................................................................81
Somemeanstoreduceacousticnoise....................................................................82
INSTALLINGTHEOPTIONALGATEVALVEDN500..................85
Gatevalveinstallationoverview......................................................................................86
Abouttheoptionalgatevalve..........................................................................................88
Gatevalvesystemdescription.........................................................................................89
Gatevalveinstallationprinciples.....................................................................................91
Mechanicalsupportbrackets............................................................................................93
Installingthemountingange.........................................................................................94
Mountingangeandmanualgatevalveinstallation..............................................97
Mountingangeandhydraulicgatevalveinstallation..........................................99
Installationexample.............................................................................................101
Installingthegatevalve.................................................................................................102
SimradST90

Simrad ST90 Specifications

General

Brand	Simrad
Model	ST90
Category	Sonar
Language	English