Raymarine A Series Manual de Instalação descarregar pdf (Página 20)

4.1Generalcablingguidance

Cabletypesandlength

Itisimportanttousecablesoftheappropriatetypeandlength

•Unlessotherwisestateduseonlystandardcablesofthecorrect

type,suppliedbyRaymarine.

•Ensurethatanynon-Raymarinecablesareofthecorrectquality

andgauge.Forexample,longerpowercablerunsmayrequire

largerwiregaugestominimizevoltagedropalongtherun.

Routingcables

Cablesmustberoutedcorrectly,tomaximizeperformanceand

prolongcablelife.

•DoNOTbendcablesexcessively.Whereverpossible,ensurea

minimumbenddiameterof200mm(8in)/minimumbendradius

of100mm(4in).

100 mm (4 in)

200 mm (8 in)

•Protectallcablesfromphysicaldamageandexposuretoheat.

Usetrunkingorconduitwherepossible.DoNOTruncables

throughbilgesordoorways,orclosetomovingorhotobjects.

•Securecablesinplaceusingtie-wrapsorlacingtwine.Coilany

extracableandtieitoutoftheway.

•Whereacablepassesthroughanexposedbulkheadordeckhead,

useasuitablewatertightfeed-through.

•DoNOTruncablesneartoenginesoruorescentlights.

Alwaysroutedatacablesasfarawayaspossiblefrom:

•otherequipmentandcables,

•highcurrentcarryingacanddcpowerlines,

•antennae.

Strainrelief

Ensureadequatestrainreliefisprovided.Protectconnectorsfrom

strainandensuretheywillnotpulloutunderextremeseaconditions.

Circuitisolation

Appropriatecircuitisolationisrequiredforinstallationsusingboth

ACandDCcurrent:

•Alwaysuseisolatingtransformersoraseparatepower-inverter

torunPC’s,processors,displaysandothersensitiveelectronic

instrumentsordevices.

•AlwaysuseanisolatingtransformerwithWeatherFAXaudio

cables.

•Alwaysuseanisolatedpowersupplywhenusinga3rdparty

audioamplier.

•AlwaysuseanRS232/NMEAconverterwithopticalisolationon

thesignallines.

•AlwaysmakesurethatPC’sorothersensitiveelectronicdevices

haveadedicatedpowercircuit.

Cableshielding

Ensurethatalldatacablesareproperlyshieldedthatthecable

shieldingisintact(e.g.hasn’tbeenscrapedoffbybeingsqueezed

throughatightarea).

4.2Connectionoverview

D119 57-1

1.Poweranddrain

2.IRout–Thermalcameravideo

3.SeaTalk

–ToRaymarinenetworkswitchorJCU

4.VIS/IRout–Visiblelightandthermalvideo.(Dualpayload

only,VIS/IRareswitchedusingcameracontrols.)

5.Lowimpedancegroundconnection

Connectioncarepoints:

•Youmustprovidealowimpedancechassistogroundconnection,

thisismadetoanyoneofthechassisthreadedxingpointsand

isinadditiontothedrain-to-groundconnection.

•The450mm(18in)cabletailsshouldberoutedtoadryareaof

thevesselforconnection.Alternativelyyoumustensurethatall

connectionsaremadewatertight.

•EnsurethattheVIS/IRfeedisconnectedondualpayloadmodels.

Withoutthisconnectiontheuserwillnotbeabletousethe

cameracontrollerstoswitchbetweenthethermalandlowlight

(visible)cameraimages.

Thermalcameracables

Cablingrequirementsforthermalcameras.

Cameratonetworkswitch

Anetworkpatchcableisrequiredtoconnectthecameratothe

networkswitch.Theconnectionismadebetweenthecamera

cabletailandthenetworkswitchviathecoupler(suppliedwiththe

camera).Networkpatchcablesareavailableinavarietyoflengths.

JoystickControlUnit(JCU)

AnEthernet(withpower)cableisusedtoconnecttheJCU.TheJCU

issuppliedwitha7.62m(25ft)Ethernetcableforthisconnection.If

yourequireadifferentlengthcontactyourdealerforsuitablecables.

PoweroverEthernet(PoE)injectortonetworkswitch

AnetworkpatchcableisrequiredforconnectingthePoEinjector

tothenetworkswitch.Networkpatchcablesareavailableina

varietyoflengths.

Videocables

Videocablesarenotsuppliedwiththeproduct.Pleasecontactyour

dealerforsuitablecablesandadaptors.

RaymarinerecommendstheuseofaBNCterminatedRG5975ohm

(orbetter)coaxialcable.

20T-Series

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 43 44

Comentários a estes Manuais

Sem comentários

Raymarine A Series Manual de Instalação Página 20

Comentários a estes Manuais

Manuais e produtos relacionados com Câmaras de segurança Raymarine A Series