2.1Preparation
EMCinstallationguidelines
Raymarineequipmentandaccessoriesconformtotheappropriate
ElectromagneticCompatibility(EMC)regulations,tominimize
electromagneticinterferencebetweenequipmentandminimizethe
effectsuchinterferencecouldhaveontheperformanceofyour
system
CorrectinstallationisrequiredtoensurethatEMCperformanceis
notcompromised.
ForoptimumEMCperformancewerecommendthatwherever
possible:
•Raymarineequipmentandcablesconnectedtoitare:
–Atleast1m(3ft)fromanyequipmenttransmittingorcables
carryingradiosignalse.g.VHFradios,cablesandantennas.
InthecaseofSSBradios,thedistanceshouldbeincreased
to7ft(2m).
–Morethan2m(7ft)fromthepathofaradarbeam.Aradar
beamcannormallybeassumedtospread20degreesabove
andbelowtheradiatingelement.
•Theproductissuppliedfromaseparatebatteryfromthatused
forenginestart.Thisisimportanttopreventerraticbehavior
anddatalosswhichcanoccuriftheenginestartdoesnothave
aseparatebattery.
•Raymarinespeciedcablesareused.
•Cablesarenotcutorextended,unlessdoingsoisdetailedin
theinstallationmanual.
Note:Whereconstraintsontheinstallationpreventanyof
theaboverecommendations,alwaysensurethemaximum
possibleseparationbetweendifferentitemsofelectrical
equipment,toprovidethebestconditionsforEMCperformance
throughouttheinstallation
Suppressionferrites
Raymarinecablesmaybeî‚¿ttedwithsuppressionferrites.These
areimportantforcorrectEMCperformance.Ifaferritehastobe
removedforanypurpose(e.g.installationormaintenance),itmust
bereplacedintheoriginalpositionbeforetheproductisused.
Useonlyferritesofthecorrecttype,suppliedbyRaymarine
authorizeddealers.
Connectionstootherequipment
Requirementforferritesonnon-Raymarinecables
IfyourRaymarineequipmentistobeconnectedtootherequipment
usingacablenotsuppliedbyRaymarine,asuppressionferrite
MUSTalwaysbeattachedtothecableneartheRaymarineunit.
Partssupplied
Thefollowingpartsareprovidedfora33STVsystem:
•AntennaUnit
•AntennaControlUnit(ACU)
•InstallationKitcomprising:
–Bolts
–Flatwashers
–Springwashers
–Selftappingscrews
•Cablesasfollows:
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33STVSatelliteTVUser’sGuide