Raymarine E70293 - Cable Routing

3.11Cablerouting
Cableroutingrequirementsforthetransducercable.
Important:T oavoidinterference,thecablemust
beroutedasfarawayfromVHFradioantenna
cablesaspossible.
•Checkthatthecableislongenoughtoreachthe
equipmentitwillbeconnectedto.Anoptional4m
(13.1ft)extensioncableisavailableifrequired.
•Ensurethereisenoughslackinthetransducer
cable,atthetransducerend,toallowthe
transducertopivotupanddown.
•Securethecableatregularintervalsusingcable
clips(notsupplied).
•Anyexcesscableshouldbecoiledupata
convenientlocation.
3.12Selectingalocationforthe
display
Generallocationrequirements
Whenselectingalocationfortheunititisimportant
toconsideranumberoffactors.
Ventilationrequirements
Toprovideadequateairow:
•Ensurethatequipmentismountedina
compartmentofsuitablesize.
•Ensurethatventilationholesarenotobstructed.
•Ensureadequateseparationofequipment.
Mountingsurfacerequirements
Ensureunitsareadequatelysupportedonasecure
surface.DoNOTmountunitsorcutholesinplaces
whichmaydamagethestructureofthevessel.
Cableroutingrequirements
Ensuretheunitismountedinalocationwhichallows
properroutingandconnectionofcables:
•Minimumcablebendradiusof100mm(3.94in)is
requiredunlessotherwisestated.
•Usecablesupportstopreventstresson
connectors.
Electricalinterference
Selectalocationthatisfarenoughawayfrom
devicesthatmaycauseinterference,suchas
motors,generatorsandradiotransmitters/receivers.
GPSlocationrequirements
Inadditiontogeneralguidelinesconcerningthe
locationofmarineelectronics,thereareanumber
ofenvironmentalfactorstoconsiderwheninstalling
equipmentwithaninternalGPSantenna.
Mountinglocation
•AboveDecksmounting:
Itisrecommendedthatthedisplayismounted
abovedecksasthisprovidesoptimalGPS
performance.
•BelowDecksmounting:
GPSperformancemaybelesseffectivewhen
mountedbelowdecks.
Vesselconstruction
Theconstructionofyourvesselcanhaveanimpact
onGPSperformance.Forexample,theproximity
ofheavystructuressuchasastructuralbulkhead,
ortheinterioroflargervesselsmayresultina
reducedGPSsignal.Beforelocatingequipment
withaninternalGPSantennabelowdecks,seek
professionalassistance.
Prevailingconditions
Theweatherandlocationofthevesselcanaffectthe
GPSperformance.Typicallycalmclearconditions
provideforamoreaccurateGPSx.Vesselsat
extremenortherlyorsoutherlylatitudesmayalso
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Dragony–4/Dragony–5/Dragony–7/Wi–Fish