Installation manual

SimradES70
TRANSDUCERINSTALLATION.......................................113
Wheretomountthetransducer............................................................................113
Howtoinstallthetransducer................................................................................117
Externalmountingofstreamlinedtransducer...............................................118
Transducerinstallationinblister................................................................121
Transducerinstallationinboxkeel.............................................................127
Transducerushmountedinasteeltank....................................................128
Transducerwithacousticwindow..............................................................130
Transducermountedinsidethehull............................................................131
Transducermountedonadropkeel............................................................133
Retractabletransducer...............................................................................134
Towedbodyinstallation............................................................................134
Transducercableglandsandsplicing...................................................................137
Aboutcableglands...................................................................................138
Cableglandforsteelhulls.........................................................................139
CableglandforwoodenandGRPhulls......................................................140
Cableglandsforsmallhulls.......................................................................141
Transducercablesplicing..........................................................................142
Ordernumbers..........................................................................................142
Steelconduit.........................................................................................................142
Transducerhandlingandmaintenance.................................................................143
Rulesfortransducerhandling....................................................................143
Rulesfortransducermaintenance...............................................................144
Approvedanti-foulingpaintsfortransducers..............................................144
Usingself-lockingtaps..............................................................................145
SIMRADTRANSDUCERS................................................149
Allsinglebeamtransducers.................................................................................149
Allsplit–beamtransducers...................................................................................154
TELEGRAMFORMATS....................................................160
NMEAtelegrams..................................................................................................160
AbouttheNMEAtelegramformat.............................................................161
DBSDepthbelowsurface.........................................................................161
DBTDepthbelowtransducer.....................................................................162
DPTDepth...............................................................................................162
GGAGlobalpositioningsystemxdata.....................................................163
GLLGeographicalpositionlatitude/longitude............................................163
HDGHeading,deviationandvariation.......................................................164
HDMHeading,magnetic...........................................................................164
HDTHeading,true...................................................................................165
RMCRecommendedminimumspecicGNSSdata....................................165
VHWWaterspeedandheading.................................................................165
VLWDualground/waterdistance..............................................................166
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343522/A