Raymarine e127 User Manual

21.1Radarapplicationoverviewand
features
RadioDetectionAndRanging(RADAR)isusedto
detectthepresence,distanceandspeedofobjects
(knownas‘targets’).Radarworksbytransmitting
radiopulses,thendetectingreectionsofthese
pulses(echoes)fromobjectsintheareaand
displayingthereectionsastargetsonyourdisplay.
Important:Untilyouarefamiliarwithinterpreting
theradardisplay;everyopportunityshouldbe
takentocomparetheradarscreenpatternswith
visualtargetssuchasothervessels,buoysand
coastalstructures.Youshouldpractiseharborand
coastalnavigationduringdaylighthoursandin
clearweatherconditions.
D12207-3
6 7
1 4 5
2
3
10
8
9
Description
1Radarstatusbar.
Thestatusbardisplaysthefollowing
information:
•Range
•Radarscannerserialnumber
•Gainmode
•Orientation
•Motionmode
•Rangeringspacing
2
Onscreencontrols(Touchscreen
multifunctiondisplaysonly.)
3
Ship'sHeadingMarker(SHM)
4
GuardZone
5
Radarstatus
6Databoxoverlay
7
Waypoint
8
Safezonering
9
Rangecontrols(Touchscreenmultifunction
displaysonly.)
10
Ship'sposition
AdditionalfunctionalityoftheRadarapplication
includes:
•Colorpalettes.
•AddingAISoverlay.
•MARPAtargets.
•VRM/EBLmarkers
Typically,yourvessel’spositionisatthecenterofthe
display,anditsdeadaheadbearingisindicatedbya
verticalheadingline,knownastheShip’sHeading
Marker(SHM).
Note:IfthecursorisplacedovertheSHM,the
SHMwilltemporarilyberemovedtohelpplacing
markersoracquiringtargetsetc.
Onscreentargetsmaybelarge,small,brightorfaint,
dependingonthesizeoftheobject,itsorientation
andsurface.Ifusinganon-HDdigitalradome
scanner,strongesttargetreturnsaredisplayedin
yellowwithweakerreturnsin2shadesofblue.If
usingaHDorSuperHDradarscanner,stronger
targetreturnsshowasdifferentcolorsfromarange
of256colors,providingbetterclarity.
Note:Colorsstatedaboverefertothedefault
colorpalette.
Beawarethatthesizeofatargetonscreenis
dependentonmanyfactorsandmaynotnecessarily
beproportionaltoitsphysicalsize.Nearbyobjects
mayappeartobethesamesizeasdistantlarger
objects.
Withexperience,theapproximatesizeofdifferent
objectscanbedeterminedbytherelativesizeand
brightnessoftheechoes.
Youshouldbearinmindthatthesizeofeach
onscreentargetisaffectedby:
•Thephysicalsizeofthereectingobject.
•Thematerialfromwhichtheobjectismade.
Metallicsurfacesreectsignalsbetterthan
non-metallicsurfaces.
•Verticalobjectssuchascliffsreectsignalsbetter
thanslopingobjectssuchassandbanks.
•Highcoastlinesandmountainouscoastal
regionscanbeobservedatlongerradarranges.
Therefore,therstsightoflandmaybeamountain
severalmilesinlandfromthecoastline.Although
thecoastlinemaybemuchnearer,itmaynot
appearontheradaruntilthevesseliscloserto
shore.
•Sometargets,suchasbuoysandsmallvessels
difculttodiscern,becausetheydonotpresenta
consistentreectingsurfaceastheybobandtoss
aboutinthewaves.Consequentlytheseechoes
tendtofadeandbrighten,andattimesdisappear
momentarily.
•Buoysandsmallvesselsresembleeachother,but
vesselscanoftenbedistinguishedbytheirmotion.
Note:AGPSreceiverandafastheadingsensor
arerequiredforMARPAoperation,andtoenable
radar/chartoverlay.
312aSeries/cSeries/eSeries

Raymarine e127 Specifications

General

Display Size	12.1 inches
Display Resolution	1280 x 800 pixels
Touchscreen	Yes
Wi-Fi	Yes
Bluetooth	No
Chartplotter	Yes
Radar Compatible	Yes
AIS Compatible	Yes
Display Type	LCD
Waterproof Rating	IPX6
GPS	Yes
Networking	RayNet Ethernet
Sonar	Optional, requires external sonar module
Operating Voltage	12/24 V DC
Fishfinder	Yes, with optional sonar module
Cartography	Navionics, C-MAP
Power Supply	12/24V DC