Trawl Positioning System User Guide Contents | ii Contents Legal................................................................................................. 5 History...........................................................................................................................................................................5 Copyright......................................................................................................................................................................6 Disclaimer....................................................................................................................................................................6 Introduction and Presentation..........................................................7 Introduction................................................................................................................................................................ 7 Applications.................................................................................................................................................................8 Safety Guidelines..................................................................................................................................................... 11 About Trawl Positioning...................................................................................................................................... 12 About Spread Sensors........................................................................................................................................... 14 About Slant Range Sensors.................................................................................................................................18 Description................................................................................................................................................................ 19 Firmware........................................................................................................................................................19 Technical Specifications.......................................................................................................................... 19 Main Parts.....................................................................................................................................................22 Operational Mode Indicator...................................................................................................................24 Installation Steps....................................................................................................................................................25 Sensor Configuration......................................................................26 Installing Mosa2.....................................................................................................................................................26 Connecting the Sensor to Mosa2.....................................................................................................................27 Spread Sensor Specific Settings....................................................................................................................... 28 Defining the Trawl Geometry...............................................................................................................28 Defining the Starboard and Clump Sensor Type...........................................................................29 Configuring Spread Sensor Telegrams.............................................................................................. 30 Spread.................................................................................................................................................30 Depth................................................................................................................................................... 31 Temperature.....................................................................................................................................32 Pitch & Roll...................................................................................................................................... 32 Configuring Spread Sensor Positioning Settings........................................................................... 33 Configuring the Spread Sounding Channel..................................................................................... 34 Calibrating the Pitch and Roll.............................................................................................................. 35 Slant Range Specific Settings............................................................................................................................36 Configuring Sounding Frequencies.....................................................................................................36 Configuring Slant Range Positioning Settings............................................................................... 37 Configuring the Uplink Power.......................................................................................................................... 39 Testing Measures...................................................................................................................................................40 Exporting Sensor Configuration Settings for Record Keeping..............................................................41 Exporting Sensor Configuration Settings for the Receiver.................................................................... 41 System Configuration and Display..................................................43 Contents | iii Configuring the Hydrophones...........................................................................................................................43 Adding Sensors to the Receiver....................................................................................................................... 45 Adding the Sensor with a Configuration File................................................................................. 45 Adding the Sensor Manually.................................................................................................................47 Adding Sensors to the Receiver............................................................................................... 47 Configuring Sensor Settings..................................................................................................... 48 Configuring the Positioning Settings.................................................................................................50 Calculations for Positioning System............................................................................................................... 51 Adding Data from External Devices................................................................................................................53 Configuring Trawl Settings................................................................................................................................ 55 Configuring Data Display on Scala/Scala2...................................................................................................56 Spread Sensor: Displaying Door 3D View.........................................................................................57 Spread Sensor: Displaying Single Trawl Spread............................................................................60 Spread Sensor: Displaying Twin Trawl Spread..............................................................................62 Displaying the Chart View..................................................................................................................... 66 Displaying the Vessel 3D Overview.................................................................................................... 67 Doors Positioning Data............................................................................................................................70 Bearing Angles............................................................................................................................................. 71 Displaying Trawl Positioning from Scala/Scala2 on Olex.......................................................................71 Displaying Trawl Positioning from Scala/Scala2 on MaxSea Version 12..........................................76 Displaying Trawl Positioning from Scala/Scala2 on MaxSea TimeZero........................................... 82 Displaying Trawl Positioning from Scala/Scala2 on SeapiX................................................................. 87 Displaying Bathymetric Data from GEBCO Database.............................................................................. 90 Displaying Olex Bathymetric Data on Scala................................................................................ 93 Receiving Warp Lengths from Scantrol........................................................................................................ 97 Installation..................................................................................... 99 Installation Principles..........................................................................................................................................99 Installing Sensor Pockets..................................................................................................................................103