4.2P
owerconnection
Thepowercablemustbeconnectedtoa12or24Vdcpowersupply,thiscanbeachievedby
connectingdirectlytoabattery,orviaadistributionpanel.Theproductisprotectedagainstreverse
polarity.
1.P ower/Video/NMEA0183cableconnectstotherearoftheMFD.
2.GroundwireconnectstoRFgroundpoint,ifnogroundpointisavailableconnecttothebattery
negative(-)terminal.
3.Positive(Red)wireconnectstobatterypositive(+)terminal.
4.Fuse.
5.Negativewireconnectstobatterynegative(-)terminal.
In-linefuseandthermalbreakerratings
Thefollowingin-linefuseandthermalbreakerratingsapplytoyourproduct:
In-linefuseratingThermalbreak errating
15A
15A(ifonlyconnectingonedevice)
Note:
•Thesuitablefuseratingforthethermalbreak erisdependentonthenumberofdevicesyouare
connecting.IfindoubtconsultanauthorizedRaymarinedealer.
•Y ourproduct’spowercablemayhavefittedin-linefuse,ifnotthenyoucanaddanin-linefuseto
thepositivewireofyourproductspowerconnection.
Caution:Powersupplyprotection
Wheninstallingthisproductensurethepowersourceisadequatelyprotectedby
meansofasuitably-ratedfuseorautomaticcircuitbreaker.
P owerdistribution
Recommendationsandbestpractice.
•Theproductissuppliedwithapowercable.Onlyusethepowercablesuppliedwiththeproduct.
DoNOTuseapowercabledesignedfor,orsuppliedwith,adifferentproduct.
•Refertothe
Powerconnection
sectionformoreinformationonhowtoidentifythewiresinyour
product’spowercable,andwheretoconnectthem.
•Seebelowformoreinformationonimplementationforsomecommonpowerdistributionscenarios.
Important:
Whenplanningandwiring,tak eintoconsiderationotherproductsinyoursystem,someofwhich
(e.g.sonarmodules)mayplacelargepowerdemandpeaksonthevessel’selectricalsystem.
Connections37