Somewirelessproductsfeatureasignalstrengthindicatortoassistinthe
processofdeterminingthelocationwiththebestwirelessperformance
.
Choosethelocationwiththehighestandmostconsistentlystrongdirect
signalreading,duringa5minutemonitoringperiod.Tryalternativelocations
forthetransmittertomaximisethesignalstrengthtothedisplays;e.g.try
locationsbelowahatchorskylightorneartoawindow.Asmallchangein
productpositioncanresultinasignificantchangeinthesignalstrength.
Note:
Somewirelessproducts(e
.g.aHullTransmitter)willnottransmitdata
unlessatransducerisconnected.AlsoconsiderthatanNMEAor
SeaTalkngproduct(e.g.aninterface)willnottransmitdataunlessan
appropriatedatasourceisconnected.
Interferenceandotherequipment
Interferencefromotherpeople ’swirelessdevicescancauseinterference
withyourproducts.Youcanuseathird-partywirelessanalyzertool/
smartphoneapptoassessthebestwirelesschanneltouse(e.g.achannel
notinuseoroneusedbytheleastnumberofdevices).
Wirelessproductsshouldbeinstalledatleast1m(3ft)awayfrom:
•Otherwireless-enabledproducts
•Transmittingproductsthatsendwirelesssignalsinthesamefrequency
range
•Otherelectrical,electronicorelectromagneticequipmentthatmay
generateinterference.
Softwareupdates
It'salsoimportanttoensureallyourwirelessproductsarerunningthe
latestsoftwareversions,asimprovementsaremadeovertimetowireless
performance.
7.6Viewingangleconsiderations
Asdisplaycontrastandcolorareaffectedbytheviewingangle,Itis
recommendedthatyoutemporarilypowerupthedisplay,priortoinstallation,
toenableyoutobestjudgewhichlocationprovidestheoptimumviewing
angle.
ForviewinganglesforyourproductrefertotheT echnicalspecification.
7.7EMCinstallationguidelines
Raymarine®equipmentandaccessoriesconformtotheappropriate
ElectromagneticCompatibility(EMC)regulations,tominimizeelectromagnetic
interferencebetweenequipmentandminimizetheeffectsuchinterference
couldhaveontheperformanceofyoursystem.
CorrectinstallationisrequiredtoensurethatEMCperformanceisnot
compromised.
Note:
InareasofextremeEMCinterference,someslightinterferencemaybe
noticedontheproduct.Wherethisoccurstheproductandthesourceof
theinterferenceshouldbeseparatedbyagreaterdistance.
ForoptimumEMCperformancewerecommendthatwhereverpossible:
•Raymarine®equipmentandcablesconnectedtoitare:
–Atleast1m(3.3ft)fromanyequipmenttransmittingorcablescarrying
radiosignalse.g.VHFradios,cablesandantennas.InthecaseofSSB
radios,thedistanceshouldbeincreasedto2m(6.6ft).
–Morethan2m(6.6ft)fromthepathofaradarbeam.Aradarbeam
cannormallybeassumedtospread20degreesaboveandbelowthe
radiatingelement.
•Theproductissuppliedfromaseparatebatteryfromthatusedforengine
start.Thisisimportanttopreventerraticbehavioranddatalosswhichcan
occuriftheenginestartdoesnothaveaseparatebattery.
•Raymarine®specifiedcablesareused.
•Cablesarenotcutorextended,unlessdoingsoisdetailedinthe
installationmanual.
Note:
Whereconstraintsontheinstallationpreventanyoftheabove
recommendations,alwaysensurethemaximumpossibleseparation
betweendifferentitemsofelectricalequipment,toprovidethebest
conditionsforEMCperformancethroughouttheinstallation.
L ocationrequirements
37
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