457420/A
13
Systemdiagram
ThesystemdiagramidentiesthemaincomponentsofabasicST90system.Onlythe
mainconnectionsbetweentheunitsareshown.Detailedinterfacecapabilitiesandpower
cablesarenotshown.
ADisplay(Theseconddisplayis
optional.)
BProcessorUnit
COperatingPanel
DTransceiverUnit
EHullUnit
FHoistmotor
GMotorControlUnit
HTransducer
Inthispublication,thecomputeris
referredtoastheProcessorUnit.
Unlessotherwisespeciedinacontract,
thedisplayisnotincludedinthe
standarddeliveryfromSimrad.Thisis
acommercialitemthatcanbepurchased
locally.
Achoiceofhullunitsisavailableforthe
ST90Fish-ndingsonar.Thehullunits
offerdifferentloweringdepthsandcable
lengths.Thesametransducerisusedon
allhullunittypes.Thesameinstallation
trunkisusedonallhullunittypes.
SimradST90