–choosemountingpositionsthatareatleast300mm(12inches)belowthewaterline
.
•Transducersshouldbeinstalledinalocationwherethereissufficientclearanceinsidethehullto
fitthenutandhaveatleast100mm(4in)ofheadroomtoallowforwithdrawal.
•Toavoidinterferencewiththeinternalmagnetometer,mounttransducersatleast1m(39inches)
fromotherelectricaldevices.
EMCinstallationguidelines
RaymarineequipmentandaccessoriesconformtotheappropriateElectromagneticCompatibility
(EMC)regulations,tominimizeelectromagneticinterferencebetweenequipmentandminimizethe
effectsuchinterferencecouldhaveontheperformanceofyoursystem
CorrectinstallationisrequiredtoensurethatEMCperformanceisnotcompromised.
Note:Inareasofe xtremeEMCinterference,someslightinterferencemaybenoticedonthe
product.Wherethisoccurstheproductandthesourceoftheinterferenceshouldbeseparated
byagreaterdistance.
ForoptimumEMCperformancewerecommendthatwhereverpossible:
•R aymarineequipmentandcablesconnectedtoitare:
–Atleast1m(3.3ft)fromanyequipmenttransmittingorcablescarryingradiosignalse.g.VHF
radios,cablesandantennas.InthecaseofSSBradios,thedistanceshouldbeincreasedto2
m(6.6ft).
–Morethan2m(6.6ft)fromthepathofaradarbeam.Aradarbeamcannormallybeassumedto
spread20degreesaboveandbelowtheradiatingelement.
•Theproductissuppliedfromaseparatebatteryfromthatusedforenginestart.Thisisimportant
topreventerraticbehavioranddatalosswhichcanoccuriftheenginestartdoesnothavea
separatebattery.
•Raymarinespecifiedcablesareused.
•Cablesarenotcutorextended,unlessdoingsoisdetailedintheinstallationmanual.
Note:
Whereconstraintsontheinstallationpreventanyoftheaboverecommendations,alwaysensure
themaximumpossibleseparationbetweendifferentitemsofelectricalequipment,toprovidethe
bestconditionsforEMCperformancethroughouttheinstallation.
T ransducerdimensions—RV-4xx
AlltransducersintheRV-4xxserieshavethesameexternaldimensions.
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