Installation manual

System familiarization
1
850--160137 / A
1 INTRODUCTION
The Simrad SD 570 sonar is a medium range omnidirectional
sonar, designed for small, medium and large sized fishing
vessels, both purse seiners and trawlers. Great emphasis has
been placedon giving the best possiblepresentationonthe14”
high--resolution colourdisplay. The result is9 differentdisplay
modes, which gives a flexible choice for a large range of user
applications.
The transceiver system contains an advanced multifrequency
filter system (FM). This, in addition to giving a clear and
noiselessecho presentation,alsogivesthe systema fargreater
range than traditional single--frequency sonars.
The multi--element transducer allows the sonar beam to be
trained and tilted electronically in any direction. This gives
unlimited possibilitiesforautomatictrackingof a school offish
and for displaying the whole water volume around the vessel.
The retractable transducer unit is designed to be used at a
maximum speed of 15 knots.
WARNING ! Wheneverdockingthevessel,theswitchS101attherearofthe
Sonar Control Unit should be switched to OFF position to
preventinadvertentuseofthesonar.Forlocationoftheswitch,
see figure 1 in section “Maintenance”. The transducer might
be damaged if transmitting in air.