Reson Seabat 8101

Supplemental TextChapter 8 – Supplemental Text8.1 IntroductionThe purpose of this chapter is to provide the operator with supplemental operatinginformation without interrupting the normal flow of text in Chapter 3.8.2 Depth Gates and the Head Tilt Function8.2.1 IntroductionThe Filters Menu item “Head Tilt” is used to identify a known port or starboardoffset resulting from either a deliberate or accidental mounting configuration ofthe sonar head. Entering this offset value is required to guarantee that the depthgates will work properly with this configuration.8.2.2 A Brief Description of Depth GatesThe depth gates, with no input from a motion sensor, will orient themselves parallelto the horizontal plane of the sonar head, as shown by the Min and MaxDepthlines in Figure 28. In this series of illustrations, the bottom detect dots are shownas a horizontal line (Line A or B) with dashed lines representing depth gatesabove and below the bottom and no vessel roll present. Visualize the bottom asbeing in the ‘layer’ formed by the depth gates.Sonar HeadMinDepthLine AMaxDepthFigure 28, Depth Gates, With No RollFigure 29 shows the same bottom image with a small roll value to port. Noticethat the ends of the swath have been cut off due to the action of the static (no______________________________________________________________________SeaBat 8101 Operator's Manual 8-1 Version 3.02