
330254/B3
Tableofcontents
ABOUTTHISMANUAL..................................................................5
SIMRADES120-7C.......................................................................7
Orderinformation...................................................................................................................8
Physicalandenvironmentalspecications.............................................................................9
Supportinformation..............................................................................................................10
TRANSDUCERHANDLINGANDMAINTENANCE...........................13
Rulesfortransducerhandling...............................................................................................14
Approvedanti-foulingpaints................................................................................................15
Inspectingandcleaningthetransducerface.........................................................................16
Paintingthetransducerface..................................................................................................18
INSTALLINGTHETRANSDUCER.................................................21
Installationsummary.............................................................................................................22
Designing,manufacturingandmountingtheinstallationhardware.....................................24
Installingthecablegland......................................................................................................25
Designing,manufacturingandmountingthesteelconduit..................................................27
Unpackingthetransducerfromitstransportcrate................................................................29
Installingthetransducercable..............................................................................................30
Mountingthetransducer.......................................................................................................33
Usingself-lockingtaps.........................................................................................................35
Splicingthetransducercable................................................................................................39
Splicingthecableusingagroundedjunctionbox.......................................................40
Splicingthecableusingajunctionboxisolatedfromvessel’sground.......................40
Connectingthetransducercabletothetransceiver...............................................................42
Paintingthetransducerface..................................................................................................43
CABLELAYOUTANDINTERCONNECTIONS.................................45
ES120-7CConnectingtoa12-pinAmphenolsocket...........................................................46
12-pinAmphenolplug.........................................................................................................49
ES120–7CwithMacArtneySubConnconnector.................................................................50
TRANSDUCERINSTALLATIONPRINCIPLES................................51
Transducerinstallationinablister........................................................................................52
Transducerinstallationusinganarctictankwithacousticwindow......................................55
Transducerinstallationinkeelbox.......................................................................................57
Transducerinstallationusingdropkeel................................................................................58
InstallationManual