Note:
Crewmembers(especiallywhenwet)canalsobeobstructivetowireless
signals,iftheirbodiespassthroughthesignalareabetweenwireless
sensorandanyassociateddisplays.
Checkingandoptimizingsignalstrength
Itmaybenecessarytoexperiment withthelocationofyourwirelessproducts
toachieveoptimalwirelessperformanceandaclearsignalpath.
Thedistancebetweenwirelessproductsshouldalwaysbekepttoa
minimum.Donotexceedthemaximumstatedrangeofyourwirelessproduct
(maximumrangewillvaryforeachdevice).
Wirelessperformancedegradesoverdistance,soproductsfartherawaywill
receivelessnetworkbandwidth.Productsinstalledclosetotheirmaximum
wirelessrangemayexperienceslowconnectionspeeds,signaldropouts,
ornotbeingabletoconnectatall.
Forbestresults,thewirelessproductshouldhaveaclear,directline-of-sight
totheproductitwillbeconnectedto.Anyphysicalobstructionscandegrade
orevenblockthewirelesssignal.
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.Y oucanuseathird-partywirelessanalyzertool/
smartphoneapptoassessthebestwirelesschanneltouse(e.g.achannel
notinuseoroneusedbytheleastnumberofdevices).
Wirelessproductsshouldbeinstalledatleast1m(3ft)awayfrom:
•Otherwireless-enabledproducts
•Transmittingproductsthatsendwirelesssignalsinthesamefrequency
range
•Otherelectrical,electronicorelectromagneticequipmentthatmay
generateinterference.
Softwareupdates
It'salsoimportanttoensureallyourwirelessproductsarerunningthe
latestsoftwareversions,asimprovementsaremadeovertimetowireless
performance.
Mountingsurfacerequirements
Whenselectingamountingsurfaceensure:
•theproductwillbeadequatelysupportedonasecure,flatsurface.Do
NOTmountunitsorcutholesinplaceswhichmaydamagethestructureof
thevessel.
•sufficientspaceisavailablearoundtheproduct.
•thereisnothingbehindthemountingsurfacethatmaybedamagedwhen
drilling.
Cableroutingrequirements
Ensureyouhaveidentifiedtheroutethatallrequiredcableswilltakeandthat
sufficientspaceisavailabletoallowconnectionofcables:
•Unlessotherwisestated,aminimumcablebendradiusof100mm(3.94in)
isrequired.
•Wherenecessary,cablesupportsshouldbeusedtopreventstresson
connectors.
Electricalinterference
Selectalocationthatisfarenoughawayfromequipmentthatmaycause
interference,suchasmotors,generatorsandradiotransmitters/receivers.
Powersupply
Selectalocationthatisascloseaspossibletothevessel’sDCpowersupply.
Thiswillhelptokeepcablerunstoaminimum.
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