Installation manual
Steelconduit
Steelconduit
Whyusesteelconduits?
Itisstronglyrecommendedtolayasteelconduitfromthetransducer’scablegland
totheechosoundertransceiver,andtopullthetransducercablethroughthisconduit.
Thereareseveralreasonsforthis.
•Itwillmakeiteasieratalaterstagetoreplacethetransducer.
•Noiseandinterferencefromotherelectricalequipmentisgreatlyreduced.
•Theriskofoodingisgreatlyreducedifthepipeisterminateabovethewaterline.
WithasteelconduittheinstallationwillsatisfytheEUregulationsforEMCinterference.
Withoutasteelconduit,thereisariskofreducedechosounderperformance.
Steelconduitsqualitiesandshielding
Thesteelconduitmustbeunbrokenandwatertightfromthetransducertoabovethe
waterline.Fromthere,thecablecanbepulledfurther,orajunctionboxcanbeinstalled
tofacilitatefurtherconnections.Notethatthesteelconduitmustactasacontinuous
electricalscreenalltheway.
Steelconduitdimensions:
•minimum35mminnerdiameter
•minimum6mmwallthickness(4.5mmifgalvanised)
Morethatonetransducercable?
Iftwoormoretransducersareinstalledclosetoeachotheritispossibletopulltheir
cablesinthesamesteelconduit,providedtheconduitdiameterisincreasedaccordingly.
However,foreasyreplacementitisrecommendedthateachtransducerhasitsown
steelconduit.
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