Simrad SP90

Sonar Operating Panel1 Press the Gear button.- The purse seine circle will appear on the forward end ofthe ship symbol on the corresponding side of the vesselselected in the Setup menu. The circle will follow thevessel’s movements.2 At the moment the seine is shot, press the Gear button again.- The purse seine circle will remain stationary and indicatethe ideal path for setting the seine. Four square symbolson the ship’s course line indicate the: shooting, onequarter, one half, three quarters and end of the seinepositions. Three different nets can be pre-programmed inthe Gear menu.3 Press the Gear buttontodeletethePurse Seine circle.Trawl symbolThis is a useful aid in providing an overview of the trawl operation.Trawl data can be set manually using the menu or automatically byinterfacing the Simrad FS trawl sonar or ITI trawl monitoringsystem with the sonar.• In the manual mode the trawl symbol will be displayed on theship’s course line with the selected size, depth and distance.• When the FS 900 or 3000 trawl sonar is connected, the trawlsymbol will automatically be displayed with the correct depthin the vertical modes.• When the ITI trawl system is connected, the trawl symbol willbe displayed with the correct distance, bearing and depth. Ifrequired, the trawl opening, ambient water temperature, andtrawl-filling indicator may also be displayed.850-164511 / B25