HydroBook User`s Manual - Higgs Hydrographic Tek
Contents
1. 115 Il 116 III Ex fETebddddd lt CR gt 0 1 1234567890 1 Field Number 1 Fix Mark F fix lt SP gt no fix 2 Units ET feet et meters 3 4 5 Data Error E error SP no error Band H Hi Freq L LO Freq Depth leading zeroes lt SP gt Feet ddddd 1234 5 Meters ddddd 123 45 DESO 25 ALL LEADING ZEROS REPLACED WITH A SPACE 14 Fixed Length ASCII Characters Ex DA 200 00 m lt CR gt lt LF gt DA 656 00Ft lt CR gt lt LF gt 2 3 4 Ex Dbxxxxx xxuu lt CR gt lt LF gt 0 1 123456789012 3 4 Field Number 1 D depth record start character 2 Band A Hi Freq B Low Freq 3 Depth in feet or meters with leading zeroes lt SP gt Ex DA 200 00 m lt CR gt lt LF gt DA 656 00Ft lt CR gt lt LF gt 4 Units uu Ft feet uu lt SP gt m meters HBOOK HBOOK REAL TIME PARAMETERS Data Err Band Depth m Reflectivity dBV Temp degC Depth Range and Mode NOTE All parameters are returned in metric units only 28 Fixed Length ASCII Characters leading zeroes displayed 5 6 7 8 3 4 vd b ddd dd sss tt t rrrX lt CR gt lt LF gt 0 1 2 12345678901234567890123456 7 8 Field Number 1 Dynamic Parameters List Data error E gate error lt SP gt no error Band A HF B LF Depth 12 345 lt 25M 123 45 gt 25M Reflectivity dBV re 1Vrms Temperature deg C Range 25 50 100 1502. Figure 6 SETTINGS screen El HydroBook Unabara Corp amp Ver 1 05 01 25 2013 aa Depth Data Cell Dia Mtrs E Dea C Figure 7 MAIN screen in RUN mode Trace of sea bottom color coded to show real time acoustic bottom loss at that specific sounding point Previous Bottom Trace about to be overwritten Sea Bottom at present boat position P P Offset Green Line scrolling RED line Depth Scale Lines 0 50 i 1512 Depth 5 517 Error mark is shown when a ping Note Blanking is set to zero depth reply is missing in this example had a blanking depth been entered aVIOLET LINE would be shown at the Blanking Depth Figure 8 CHART screen To the right ofthe bottom trace are three histogram displays Returned echo level in dBv is shown in BLUE ECHO Real time transmission loss in the water column at the indicated depth is shown in RED TL Real time bottom loss atthe sounding point scrolling red line is shown in GREEN BL Adjacent right to bottom loss BL scale is a six color palette which represents five 6 dB steps beginning at 0 dB BL and one 10dB step from 30 to 40 dB BL Color blocks on this palette references the various colors displayed in the bottom trace of the sea bottom In the above trace Figure 8 the BL ranges from 18 dB Green to 22 dB Blue In general a high bottom loss is usually indicative of a soft sediment type perhaps
3. 200m Mode A auto M man oo 10 014 CO PO t DATA SENTENCE AVAILABLE FROM PC COM PORT PC EXPORT DRIVER IS ALWAYS ASSIGNED COM x 19200 8 N 1 31 Fixed Length ASCII Characters leading and trailing zeroes displayed 4 5 6 78 9 Ex UAE ddd ddd oo oo vvvv u bb dB lt CR gt lt LF gt 0 1 2 3 1234567890123456789 0123456789 0 il 2 3 AE Field Number 1 ID U Unabara data string 2 Band A Hi Freq B Low Freq 3 Data error E error lt SP gt no error 4 Depth Oo 00 10 UT Xdcr Offset Speed of Sound Velocity Uni LS Bot Lom Bot Lom M meters F feet loss 0 to 40 loss units dB APPENDIX B Data Wye Harness The optional Data Wye Harness allows the user to split the selected format data output from the BSU s COM 2 port into two outputs one port to the user s PC for HYPACK or other mapping software and one port to the user s PC to allow automatic depth input to your HydroBar Sound Velocimeter Bar Check Tool For HydroBar information visit www hydrobar info HYDROBAR RS232 J3 DB9 F TXD To HydroBar GND DB9 M TXD DATA WYE HARNESS GND DB9 F TXD DATA RS232 To HyPack GND CABLE P2 HYPACK DATA RS232 J4 P2 DB9 M above connects to J2 DB9 F which is the COM 2 Yellow shell on HydroBook s Adapter Cable Assembly see Figure 4 in user s manual
4. Serial Ports GPS Input Heave Input CO 12 volts D C Input Nominal 11 to 16 volts 125 ma Adapter Cable Assembly Windows Notebook PC 10 meter Cable with weatherproof connector Threaded for 1 25 inch NPT 4 or use mating flange with screws HydroBook Below Surface Unit BSU Figure 2 Below Surface Unit BSC Outline amp Mounting Details 2 625 inches 5 5 inches 4 0 inches gt SIDE VIEW Figure 3A Side View Figure 3B Top View below Mounting Holes for Flange or Plate 10 24 Threaded X4 Depth 0 5 inch on 2 104 inch bolt circle Threaded for 1 1 4 inch NPT Pipe Depth 1 15 inches Cable Exit Cable Diameter 0 35 inch Length 10 meters 2 625 inches lt _ TOP VIEW Connecting HydroBook BSU to PC Figure 2 has shown the 10 meter cable attached to the BSU and its connection to the Adapter Cable Assembly This assembly Figure 4 has DB 9 connectors for COM 1 RED shell and COM 2 YELLOW shell which plug directly into your PC s serial ports If you only have USB ports on your PC refer to the instructions provided with the two RS 232 to USB converter cables supplied with your HydroBook This cable also is used to supply 12 volts d c power to your HydroBook 12 VDC DC Power Input 1 RED RED UND i BLK BLACK DB9 F P1 TXD i COM 1 to PC RXD FH P1 mates with Connector on 10 meter dedicated a
5. high in clay content Alow bottom loss is likely to be associated with a hard bottom perhaps mostly sand gravel oyster reef orthe like Thus bottom loss and sediment classification are directly related Acoustic characteristics of a specific sediment type will differ from other types due to differences in porosity grain size and distribution bulk density plasticity geochemistry i e carbonate content and other factors Various bottom classification systems have been developed over the years as accessory items for echo sounders Some have been based upon analyzing the shape of the first reflected echo from the sea bottom Others consider both the first echo and second echo echo reflected off the surface after initial return from the bottom Unfortunately the echo shape varies with changes in the echo sounder ping length beamwidth ping shape gain TVG etc Also the shape and power spectrum of the returned echo can change with depth even if the bottom type remains the same Further depth normalization must be done to compensate for spherical spreading and absorption No bottom classification method is an absolute Whether using one of the echo shape analysis methods or using bottom loss values to contrast bottom type ground truthing is required Calibration is done by visiting local areas of known bottom type and noting the response echo shape or bottom loss Classification methods which use more than the first echo ret
6. select click on the SETTINGS icon button This will cause the SETTINGS screen to be displayed The user can then change any of the default settings and of course later use this screen any time he wishes to change any parameter Before closing the SETTINGS screen user must click on the APPLY icon button to save any changes made Then select RUN icon button to begin sounding Selecting clicking on the CHART icon button causes the mini chart Figure 8 to be displayed REAL TIME DEPTH shown with millimeter resolution up to 25 meters and then centimeter resolution to 200 meters Real Time Bottom Loss dB m HydroBook Unab va Corp amp Ver 1 05 01 25 2013 e Depth Data Ham I oss IdR Depth Mtrs Diameter of circular ensonification Cell Dia Mtrs footprint at the depth shown with the beamwidth as user selected T B Dea C Auto Temperature Sea Surface ON OFF switch shown in the position Click to cause SETTINGS i i when PC APP is in Standby After a Click to terminate HydroBook APP selecting settings you desire click on then make changes as you RUN to turn on system DEPTH RANGE Shown in AUTO range mode If manual control is desired click to step thru ranges and select the desired range desire click again to make SETTINGS menu block to disappear Note User must first click the APPLY button to save and use changes in SETTINGS Click to cause mini chart to be display
7. Gate Output Type amp Baud Rate Ping sounding Rate On Off COM PORTS COM 1 Dedicated to HydroBook APP Sofware COM 2 Depth Output to PC for Hypack or other COM 2 Baud Rate 9600 19200 38400 57600 or 115200 8N1 SEE APPENDIX A FOR DATA OUTPUTS Power Input 12 volts D C 11 to 16 vdc nominal 125 ma Beamwidth Ensonification The below figure serves to give the user a perspective of sonar beam diameter Cell Footprint at various beamwidths at an example depth of 10 meters For planning and reference during surveys the HydroBook provides a real time display of the diameter of the ensonified footprint at the current depth of survey Figure 1 Below the various acoustic frequencies and corresponding beamwidths of the HydroBook are presented along with the beamwidth diameter in meters rounded of the respective ensonified footprint 10 meters Frequency Wave Length Beamwidth Cell Footprint kHz mm deg Diameter Meters 180 8 33 10 0 1 7 190 7 89 9 5 1 6 200 7 50 9 0 1 6 210 7 14 8 5 1 5 220 6 82 8 0 1 4 230 6 52 7 5 1 3 240 6 25 7 0 1 2 250 6 00 6 5 1 1 260 5 77 6 0 1 0 270 5 56 5 5 1 0 280 5 36 5 0 0 9 HydroBook Hardware Deliverables Each HydroBook system includes HydroBook Below Surface Unit with 10 meter Cable amp Weatherproof Plug BSU Adaptor Cable BSU to COM 1 COM 2 Power Input USB Memory Pod User s Manual English Edition 2 ea RS 232 to USB Adaptors for PC s without
8. Hydr Book Hydrographic Echo Sounder USER S MANUAL ENGLISH EDITION May 2013 UNABARA CORPORATION P O Box 1843 Gretna Louisiana 70054 USA 504 324 1803 Email marketing unabara us www hydrobook info 2012 Unabara Corporation All Rights Reserved US amp Foreign Patents Pending Product Overview Unabara s HydroBook Hydrographic Echo Sounder utilizes your survey system s Windows NoteBook PC or laptop tablet as a control and display device operation can be standalone or in the background of your HYPACK HydroPro QINSy CARIS or other mapping software All electronics and transducer elements are contained in a single underwater package denoted the Below Surface Unit BSU The BSU has two communication ports COM 1 is dedicated as the control and monitoring port to communicate with the HydroBook software APP which will be installed on the user s PC COM 2 provides depth and other information to your PC in standard industry formats selectable by the user from DESO 25 ODOM ET NMEA DBS NMEA DBT NMEA DPT or HYDROBOOK Baud rate is selectable 9600 to 115 200 8N1 Data from COM 2 is used by your hydrographic mapping software to generate a chart display on your PC if desired and to provide real time depths needed by your mapping software Both COM ports are RS 232 type but each HydroBook is provided with two RS 232 to USB adapter cables to use if your PC has only USB ports Unabara s HydroBook brings a nu
9. ed click again to cause mini chart to disappear see Figure 8 for chart example Important Note User must put HydroBook in STANDBY mode as evidenced by Stdby in Depth Window before attempting to enter SETTINGS screen and make any changes Also before closing SETTINGS window user must click on APPLY button to save changes made Figure 5 MAIN screen Offset Draft Index Units Use UP DN controls to select applicable Offset Selects Meters or Feet Output Format from COM 2 Ping sounding Rate Selectable from DESO 25 ODOM ET User selectable ping rate NMEA DBS NMEA DBT NMEA DPT or HBOOK HydroBook Below Surf ce Unit BSU Settings Sound Velocity Use UP DN controls to select applicable velocity Configuration Parameters Offset M Units Max Ping Hz Meters v 30 v BSU Data Qutput 0 50 vi Output Format i Svel M S Gate Control Com Port ODOM DBT vj EN 1512 ON v COMS v Blanking M Freq Beam 200 200kHz 30deg V 19200 PC Data Com Port none 7 Data Port Baud from COM2 Selectable 9600 19200 38400 Control COM Port 57600 or 115200 Gate Select applicable serial port on PC On Off Frequency Beamwidth PC COM Port where PC EXPORT DRIVER User selectable Blanking is available Use UP DN controls to select the depth above which user wants echo returns ignored used to keep thermoclines and biological layers from causing false bottom depth returns
10. ers i e offset sound velocity blanking ping rate range amp output type The user may change set up parameters at will via this display In addition the PC APP provides a mini chart display to allow the user to observe real time sea bottom contours and monitor the performance of the HydroBook during a survey This display also shows direct measurement of echo reflectivity computed bottom loss and transmission loss The lower the bottom loss the more dense and harder the bottom is while a bottom with high loss indicates a silt or soft bottom The HydroBook can provide automatic depth input to Unabara s HydroBar to allow automatic bar check calibration For full information on the HydroBar including a users manual see the web presentation available at www hydrobar info Specification Overview Depth Range 0 1 meter to 200 meters 0 3 feet to 660 feet Depth Resolution 0 001 meter 1 millimeter 25 meter range 0 01 1 centimeter above 25 meter range 0 1 foot Minimum Depth 0 1 meters below bottom face of BSU 0 3 feet Frequency Agility 180 Khz thru 280 Khz Acoustic Beamwidth 10 degrees thru 5 0 degrees see Figure 1 Beamwidth Ensonification 10 meters depth Ping sounding rate User selectable 5 thru 30 hertz TVG 10 Log 20 Log or 30 Log auto selected based upon depth User Inputs via PC APP Range amp Units feet or meters Frequency Beamwidth Offset Draft Index Sound Velocity
11. mber of firsts to the industry HydroBook is the result of the vertical integration of design and manufacture We do not use a low performance off the shelf acoustic transducer as many echo sounder manufacturers do Our transducer element is our proprietary design integral to the BSU While the HydroBook is capable of operating at industry standard 200 amp 210 Khz frequencies the HydroBook user can select the range of 180 Khz thru 280 Khz with corresponding transducer beamwidths Most important our low ringing minimum sidelobe transducer element design allows a minimum operating depth of 0 10 meter 4 inches Another first is the resolution to the millimeter 0 001 m on the 25 meter range Beyond that up to 200 meters we achieve centimeter 0 01 m resolution With regard to sounding rate ping rate HydroBook users are not limited to 5 6 or 10 hertz as users of some other products are HydroBook users may select up to 30 hertz ping rate on the 25 meter range Operation of the HydroBook is automatic with adaptive auto echo control and auto gate 10 Log 20 Log and 30 Log TVG curves are applied automatically by an adaptive algorithm A manual gate feature more applicably termed blanking gate is provided to ignore thermoclines and other disruptions in the water column The HydroBook s PC APP provides an on screen display of real time depth sea surface temperature real time sea bottom loss and all set up paramet
12. s Control amp Monitoring eno BLK 5 cable to Below Surface Unit BSU Port for PC based HydroBook APP AA L 8 oa CONTROL RS232 CABLE J1 HydroBook COM1 DB9 F EL COM 2 to PC TxD I SEBL RS 232 Serial Depth Data for RXD use by HYPACK or other PC GND 2 BLK 8 based mapping software 7 8 _ oa DATA RS232 CABLE J2 HydroBook COM2 Figure 4 Adapter Cable Assembly Connector Pinouts Installing the HydroBook PC APP Software Your HydroBook is supplied with a USB Memory Pod which contains the required HydroBook PC APP software and SOFTWARE LICENSE AGREEMENT AFTER READING AND AGREEING TO THE LICENSE OPEN THE READ ME FILE INSTRUCTIONS IN THIS FILE WILL STEP THE USER THRU INSTALLATION OF THE HYDROBOOK PC APP The Memory Pod also contains this User s Manual in PDF format HydroBook APP Screens amp Their Use Your HydroBook APP has three screens as part of its graphical user interface on your PC When you first boot up the APP the MAIN SCREEN Figure 5 will be shown in STANDBY mode This screen serves two purposes 1 To allow the user to view real time depth and other data on demand during your survey 2 To allow the user to access the other two APP screens SETTINGS SCREEN Figure 6 and CHART SCREEN Figure 8 Figure 7 is an example of the MAIN SCREEN in RUN mode after settings have been selected by the user Upon seeing the MAIN screen the first time the user should
13. ters xx xxx lt 25M xxx xx gt 25M 4 M units in meters 5 6 7 Depth in fathoms xx xx F units in fathoms Checksum NMEA DBS NMEA 183 sentence depth below surface in feet meters and fathoms ALL LEADING ZEROS DISPLAYED 36 Fixed Length ASCII Characters Checksum 2 ASCII character 8 bit XOR of all characters between and 1 2 3 45 6 7 JAT Ex SSDDPT xx xx f xx xxx M xx xx F hh lt CR gt lt LF gt 0 1 2 3 1234567890123456789012345678901234 5 6 Field Number 1 Depth in feet xx xx lt 100f xxx x gt 100f 2 units in feet 3 Depth in meters xx xxx lt 25M xxx xx gt 25M NMEA DPT M units in meters Depth in fathons xx xx F units in fathoms Checksum NN 01 SB NMEA 3 01 sentence depth below transducer with offset and max depth range Depth returned in meters only ALL LEADING ZEROS DISPLAYED 27 Fixed Length ASCII Characters Checksum 2 ASCII characters 8 bit XOR of all characters between and 1 2 3 4 Ex SSDDPT xxx xx x xx rrr hh lt CR gt lt LF gt 0 1 2 1234567890123456789012345 6 7 Field Number 1 Depth in meters xx xxx lt 25M xxx xx gt 25M 2 Offset in meters x xx 3 Maximum depth range in meters 4 Checksum ODOM DBT ODOM EchoTrac dbt dual channel ASCII depth string corrected for offset ALL LEADING ZEROS REPLACED WITH A SPACE 11 Fixed Length ASCII Characters 2 3 14
14. urn must use a rather wide beamwidth typically 12 degrees or greater This is because a narrow beamwidth transducer may miss the second echo depending upon boat speed If bottom variability is at a smaller scale than the beam footprint spatial resolution of the bottom differences will be poor and may not distinguish say clay and bolders from say uniform gravel or the like Since the HydroBook computes bottom loss of every ping return the user may select a very narrow beamwidh thus small ensonification footprint This provides optimal spatial resolution which allows bottom loss contrast in small increments Continuous bottom loss measurements and depth are available from the PC EXPORT DRIVER data sentence available on a user selected COM port ofhis PC See Appendix A for details This data can be fed directly into HYPACK or similar program for overlay onto the hydrographic chart APPENDIX A HydroBook Data Outputs DATA SENTENCES AVAILABLE FROM BSU COM 2 NMEA DBT NMEA 183 sentence depth below transducer in feet meters and fathoms ALL LEADING ZEROS DISPLAYED 36 Fixed Length ASCII Characters Checksum 2 ASCII character 8 bit KOR of all characters between and 1 2 8 4 5 6 7 d Ex SSDDPT xx xx f xx xxx M xx xx F hh lt CR gt lt LF gt 0 1 2 3 1234567890123456789012345678901234 5 6 Field Number 1 Depth in feet xx xx lt 100f xxx x gt 100f 2 units in feet 3 Depth in me
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