Raymarine E70498 - Radar Scanner Mounting Angle; Multiple Radar Scanners - Location Requirements

R
adarscannermountingangle
EnsuretheRadarscannerrotatesparalleltothewaterline.
TheRadarbeamfromtheRadarscannerisapproximately20°wideintheverticaldirection,togive
goodtargetdetectionevenwhenyourvesselpitchesandrolls.
Planinghullvessels,andsomedisplacementhullvessels,adoptahigherbowanglewhenthevessel
isatcruisingspeed.ThismayraisetheR adar’smainradiationangle,andcancausepoordetection
ofnearbytargets.Itmaybenecessarytocompensateforthebowrisetoensureoptimumtarget
detection.Thiscanbeachievedbyfittingawedgeorwashersbetweenthemountingplatformand
thebaseoftheRadarscanner,sothattheRadarbeamremainsparalleltothewaterlinewhenthe
vessel'sbowrisesatcruisingspeed.
ItemDescription
1W edgeorwashers
MultipleR adarscanners—locationrequirements
Importantlocationconsiderationswheninstallingmultipleradarscannersonthesamevessel.
•Scannersshouldbemountedaboveeachother,verticallyseparatedbyatleast0.5m(1.6ft).This
appliestoallinstallationlocationsonthevessel.
•Multiplescannersshouldbemountedinawaythatminimizesinterferencebetweenthevertical
beamwidthsofthe2scanners.
•Inallcases,youshouldaimtoachieveasmuchphysicalseparationaspossible,tominimize
anypotentialinterference.
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