308
442703/B
Procedure
1OpentheSetupmenu.
2OntheSetupmenu,selectInstallation.
ObservethattheInstallationdialogboxopens.Thisdialogboxcontainsanumber
ofpagesselectedfromthemenuontheleftside.
3OntheleftsideoftheInstallationdialogbox,selectUnits.
4Adjustthesettingstotyourrequirements.
5Atthebottomofthepage,selectApplytosaveyoursettings.
6ContinueyourworkintheInstallationdialogbox,orselectOKtocloseit.
Relatedtopics
Settingtoworksummary,page242
ConguringtheST90fornormaloperation,page307
Settingupthealarmlimitsforsystemprotection
SafeoperationoftheST90ismadepossibleusingmultiplesensorsthatmonitorthe
operationandtheperformance.Wheneverasuspiciouseventtakesplace,arelevant
message,warningoralarmisprovided.Selectedalarmlimitsmaybeadjustedtot
youroperationalrequirements.
Procedure
1OpentheSetupmenu.
2OntheSetupmenu,selectInstallation.
ObservethattheInstallationdialogboxopens.Thisdialogboxcontainsanumber
ofpagesselectedfromthemenuontheleftside.
3OntheleftsideoftheInstallationdialogbox,selectSystemProtectiontoopenthe
page.
4Denetherelevantparameters.
•TxInhibitHullUnitPosition:Withthetransducerfullyretracted,notransmissions
("pings")takeplace.Whenyoulowerthetransducerintothewater,youcan
specifyaverticalpositionforwhenthetransmissionsstart.Whenthetransducer
isretracted,transmissionswillstopwhenthetransducerreachesthesame
position.
•TxInhibitPower:Thehighvoltagesuppliedtothetransceiverboardsis
monitored.Ifthisvoltagediffersfromthedenedtolerances,analarmmessage
willbeinitiated.Youarenotpermittedtochangethelimitvalues.
SimradST90InstallationManual