Raymarine CP100 Installation Manual download pdf (Page 28)

4.1Generalcablingguidance

Cabletypesandlength

Itisimportanttousecablesoftheappropriatetype

andlength

•Unlessotherwisestateduseonlystandardcables

ofthecorrecttype,suppliedbyRaymarine.

•Ensurethatanynon-Raymarinecablesareofthe

correctqualityandgauge.Forexample,longer

powercablerunsmayrequirelargerwiregauges

tominimizevoltagedropalongtherun.

Routingcables

Cablesmustberoutedcorrectly,tomaximize

performanceandprolongcablelife.

•DoNOTbendcablesexcessively.Wherever

possible,ensureaminimumbenddiameterof200

mm(8in)/minimumbendradiusof100mm(4in).

100 mm (4 in)

200 mm (8 in)

•Protectallcablesfromphysicaldamageand

exposuretoheat.Usetrunkingorconduitwhere

possible.DoNOTruncablesthroughbilgesor

doorways,orclosetomovingorhotobjects.

•Securecablesinplaceusingtie-wrapsorlacing

twine.Coilanyextracableandtieitoutoftheway.

•Whereacablepassesthroughanexposed

bulkheadordeckhead,useasuitablewatertight

feed-through.

•DoNOTruncablesneartoenginesoruorescent

lights.

Alwaysroutedatacablesasfarawayaspossible

from:

•otherequipmentandcables,

•highcurrentcarryingacanddcpowerlines,

•antennae.

Caution:Pullingcables

DoNOTusecordsorropes,attached

tocableconnectors,topullcables

throughrestrictedapertures(e.g.asin

bulkheads),asthiscouldcausedamage

tocables.

Strainrelief

Ensureadequatestrainreliefisprovided.Protect

connectorsfromstrainandensuretheywillnotpull

outunderextremeseaconditions.

Circuitisolation

Appropriatecircuitisolationisrequiredfor

installationsusingbothACandDCcurrent:

•Alwaysuseisolatingtransformersoraseparate

power-invertertorunPC’s,processors,displays

andothersensitiveelectronicinstrumentsor

devices.

•AlwaysuseanisolatingtransformerwithWeather

FAXaudiocables.

•Alwaysuseanisolatedpowersupplywhenusing

a3rdpartyaudioamplier.

•AlwaysuseanRS232/NMEAconverterwith

opticalisolationonthesignallines.

•AlwaysmakesurethatPC’sorothersensitive

electronicdeviceshaveadedicatedpowercircuit.

Cableshielding

Ensurethatalldatacablesareproperlyshielded

thatthecableshieldingisintact(e.g.hasn’tbeen

scrapedoffbybeingsqueezedthroughatightarea).

Cableferriteinstallation

Yourproductmaybesuppliedwithcableferrites.To

ensureEMCCompliance,anysuppliedferritesmust

bettedtothecablesaccordingtothefollowing

instructions.

Ma x. 200 mm (7.87 in)

D13014-1

2 x

2 x

1

3

2

4

6

5

7

1.RayNetcable.

2.Fit2ferritestotheRayNetcable.Thereshould

benogapbetweenthe2ferrites.

3.Securetheferritesinplaceusingthesupplied

cableties.

4.Powercable.

5.Fit2ferritestothepowercable.Thereshouldbe

nogapbetweenthe2ferrites.

6.Securetheferritesinplaceusingthesupplied

cableties.

7.Ensurethedistancebetweentheendofthelast

ferriteandthetopoftheconnectorisnomore

than200mm(7.87in).

Note:Iftheferritesaresuppliedindifferentsizes,

ensurethatyouselectthecorrectsizeforthe

appropriatecable.Thisisconrmedbyatightt.

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