Raymarine Dragonfly-4 DV - Transducer Compatibility and Tools

receiveaweakerGPSsignal.GPSantennamounted
belowdeckswillbemoresusceptibletoperformance
issuesrelatedtotheprevailingconditions.
Compasssafedistance
Topreventpotentialinterferencewiththevessel's
magneticcompasses,ensureanadequatedistance
ismaintainedfromthedisplay.
Whenchoosingasuitablelocationforthedisplay
youshouldaimtomaintainthemaximumpossible
distancebetweenthedisplayandanycompasses.
Typicallythisdistanceshouldbeatleast1m(3ft)
inalldirections.Howeverforsomesmallervessels
itmaynotbepossibletolocatethedisplaythisfar
awayfromacompass.Inthissituation,thefollowing
guresprovidetheminimumsafedistancethat
shouldbemaintainedbetweenthedisplayandany
compasses.
D12650-1
2
0
0
m
m
(
7
.
8
7
i
n
)
3
5
0
m
m
(
1
3
.
8
i
n
)
7
0
0
m
m
(
2
7
.
5
i
n
)
5
0
0
m
m
(
1
9
.
7
i
n
)
2
5
0
m
m
(
9
.8
4
i
n
)
00
0
1
2
3
3
0
0
m
m
(
1
1
.
8
i
n
)
4
5
6
Item
Compass
positionin
relationto
display
Minimumsafe
distancefrom
display
1Top
200mm(7.87in.)
2Rear
500mm(19.7in.)
3Right-handside
350mm(13.8in.)
4Underside
300mm(11.8in.)
5
Front
700mm(27.5in.)
6
Left-handside250mm(9.84in.)
Viewingangleconsiderations
Asdisplaycontrastandcolorareaffectedbythe
viewingangle,Ifyouintendtosurfacemountthe
display,itisrecommendedthatyoutemporarily
powerupthedisplaywhenplanningtheinstallation,
toenableyoutoidentifywhichlocationgivesthe
optimumviewingangle.
Wi-Filocationrequirements
AnumberoffactorscaninuenceWi-Fi
performance,itisimportanttoensureyoutestthe
Wi-Fiperformance,atthedesiredlocationbefore
installingWi-Fienabledproducts.
Distanceandsignalstrength
ThedistancebetweenWi-Fiproductsshouldalways
bekepttoaminimum.Donotexceedthemaximum
statedrangeofyourWi-Fiproduct(Maximumrange
willvaryforeachdevice).
Wi-Fiperformancedegradesoverdistanceso
productsfartherawaywillreceivelessnetwork
bandwidth.Productsinstalledclosetotheir
maximumWi-Firangemayexperienceslow
connectionspeeds,signaldropoutsornotbeing
abletoconnectatall.
Lineofsightandobstacles
ForbestresultstheWi-Fiproductshouldhavea
clear,directlineofsighttotheproductitwillbe
connectedto.Anyphysicalobstructionscandegrade
orevenblocktheWi-Fisignal.
Theconstructionofyourvesselcanalsohavean
impactonWi-Fiperformance.Forexample,metal
structuralbulkheadsandroongwillreduceandin
certainsituations,blocktheWi-Fisignal.
IftheWi-Fisignalpassesthroughabulkhead
containingpowercablesthiscanalsodegradeWi-Fi
performance.
Reectivesurfacessuchasmetalsurfaces,some
typesofglassandevenmirrorscandrasticallyeffect
performanceorevenblocktheWi-Fisignal.
interferenceandotherequipment
Wi-Fiproductsshouldbeinstalledatleast1m(3ft)
awayfrom:
•otherWi-Fienabledproducts
•transmittingproductsthatsendwirelesssignalsin
thesamefrequencyrange
•otherelectrical,electronicorelectromagnetic
equipmentthatmaygenerateinterference
InterferencefromotherpeoplesWi-Fiproductscan
alsocauseinterferencewithyourproducts.Youcan
useaWi-FianalyzertooltoassessthebestWi-Fi
channel(channelnotinuseorusedbyleastamount
ofdevices)foryoutouse.
Productdimensions–Dragony–4and
Dragony–5
145 mm (5.7 in.)
145 mm (5.7 in.)
56 mm (2.2 in.)
90 mm (3.5 in.)
120 mm (4.7 in.) min.
D13181-1
Carepoints:
•Forvariantswithbuilt-inGPS,installinalocation
wheretheGPSperformancewillnotbeaffected
byvesselstructure;testGPSperformancebefore
installation.
•Allowaminimumof120mm(4.7in.)behindthe
displayforinsertingandremovingaMicroSDcard.
Planningtheinstallation
27