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Dodici Geomatic Locator User Manual

1. 1 Abu Dhabi UAE 016 YES YES 2 Kuwait 290 YES YES 3 260 YES NO 4 Aberdeen Scotland 571 YES YES 5 Alexandria Egypt 310 YES NO 6 Astrakhan Russia 462 YES NO 7 Baku Azerbaijan 400 YES NO 8 Bodo Norway 122 YES NO 9 Crete Greece 340 YES NO 10 Faro Portugal 371 YES YES 11 Istanbul Turkey 410 YES NO 12 Leidschendam The Netherlands 521 YES YES 13 Malta 351 YES NO 14 Alesund Spitsbergen 101 YES NO 15 Orlandet Norway 630 YES YES 16 Rogaland Norway 580 YES YES 17 Shannon Ireland 530 YES NO 18 Torshavn Faroes 620 YES NO 19 Toulouse France 431 YES NO 20 Tromso Norway 690 YES NO 21 Vardo Norway 114 YES NO 22 Visby Sweden 229 YES NO OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 52 3100LR12D PRODUCT USER MANUAL 23 Vienna Austria 480 YES NO Table 20 Reference stations on AF SAT Nr Station 1D VBS 1 Abidjan Ivory Coast 050 YES 2 Blantyre Malawi 155 YES NO 3 Cape Town South Africa 335 YES NO 4 Dakar Senegal 144 YES NO 5 Douala Cameroon 043 YES YES 6 Durban South Africa 305 YES NO 7 Faro Portugal 371 YES NO 8 Lagos Nigeria 060 YES NO 9 Las Palmas Canaries 280
2. m Table 8 Description of the GBS Table 9 Description of the GGA message 43 Table 10 Description of the GLL message 2 44 Table 11 Description of the GRS message 44 Table 12 Description of the GSA message 45 Table 13 Description of the GST message 46 Table 14 Description of the GSV message ae yA 2 47 Table 15 Description of the RMC 48 Table 16 Description of the VTG 49 Table 17 Description of the ZDA message 2 50 Table 18 Worldwide satellite frequencies and symbol rates 51 Table 19 Reference stations on EA SAT T 1 52 Table 20 Reference stations AF SAT 53 Table 21 Reference stations on AP Sat E 22 2 53 Table 22 Reference stations 54 OmniSTAR a Fugro Group Company vii Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Introduction The 3100LR12 consists of a 12 channel GPS receiver and a L Band differential receiver both housed within a single unit It provides differentially corrected positions at various rates through its Data port Data retrieval and configuratio
3. GSA and VTG Sentences can be added or removed by the factory to a maximum of four sentences The output rate is fixed at a 1 second interval As an option faster output rates are available up to 20 times per second There are more messages possible who are GPS receiver specific and not a NMEA 0183 standard Standard Message Sentence ALM GBS GGA GLL GRS 3 GSA GST GSV RMC VTG ZDA Description GPS Almanac Data GNSS Satellite Fault Detection GPS Fix Data Geographic Position Latitude Longitude GPS Range Residuals GPS DOP and Active Satellites GPS Pseudorange Noise Statistics GPS Satellites in View Recommended Minimum Specific GPS Data Track Made Good and Ground Speed Time and Date Table 6 NMEA 0183 messages available for the 3100LR12D OmniSTAR a Fugro Group Company Issue 2 0 03 03 40 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL NMEA 0183 Message Formats In this section each message is described in more detail ALM GPS Almanac Data The ALM message identifies the GPS week SV health and contains the almanac for one satellite One sentence per satellite up to a maximum of 32 GPALM 1 1 03 698 00 6ae6 1d 779f fdef a10d68 6469a6 7c1f62 5f 5839 43 Field Number Description 1 Total number of ALM sentences for this cycle 2 Sentence sequence number 3 SV PRN number 01 to 32 4 GPS week number 5 SV health status 6 Eccentricity 7 Almanac reference time 8 Inclinat
4. GST GPS Pseudorange Noise Statistics The GST sentence is used to support Receiver Autonomous Integrity Monitoring RAIM GPGST 220320 0 1 3 0 8 0 5 166 1 0 8 0 5 1 6 4F Field Number Description 1 UTC time of GGA fix 2 RMS value of the standard deviation of the range inputs to the navigation process range inputs include pseudoranges and DGPS corrections 3 Standard deviation of semi major axis of error ellipse in meters 4 Standard deviation of semi minor axis of error ellipse in meters 5 Orientation of semi major axis of error ellipse in degrees from true north Standard deviation of latitude error in meters Standard deviation of longitude error in meters Standard deviation of altitude error in meters Table 13 Description of the GST message NOTE Because the contents of this NMEA message do not change significantly during a 1 second interval the receiver outputs this message at a maximum rate of 1 Hz OmniSTAR a Fugro Group Company 46 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL GSV GPS Satellites in View The GSV sentence identifies the number of SVs in view the PRN numbers elevation azimuth and SNR values GPGSV 4 1 13 02 02 213 03 3 000 11 00 121 14 13 172 05 67 Field Number Description 1 Total number of sentences of this type in this cycle 2 Sentence number 3 Total number of SVs visible 4 SV PRN number 5 Elevation in degrees 90 gt maximum
5. 0 2 0 1 0 2 0 8 0 6 55 Field Number Description 1 UTC time of GGA position fix 2 Residuals 0 Residuals used to calculate position given in the matching GGA line 1 Residuals recomputed after the GGA position was computed 3 to 14 Range residuals for satellites used in the navigation solution in meters Table 11 Description of the GRS message NOTE Because the contents of this NMEA message do not change significantly during a 1 second interval the receiver outputs this message at a maximum rate of 1 Hz OmniSTAR a Fugro Group Company 44 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL GSA GPS DOP and Active Satellites The GSA message indicates the GPS receivers operating mode and lists the satellites used for navigation and the DOP values of the position solution GPGSA a X XX X0 XX XX XX XX XX XX XX XX XX XX X X X X X X Field Number Description 1 Mode M Manual A Automatic 2 Current Mode 1 Fix not available 2 2D fix 3 3D fix to 14 PRN numbers of the satellites used in the position solution 15 Position Dilution of Precision PDOP 16 Horizontal Dilution of Precision HDOP 17 Vertical Dilution of Precision VDOP Table 12 Description of the GSA message NOTE When less than 12 satellites are used the unused fields are null OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 45 3100LR12D PRODUCT USER MANUAL
6. 2 Multipath Position Dilution of Precision PDOP The Position Dilution of Precision PDOP is a measure of the satellite geometry The lower the PDOP value the more accurate the GPS position will be By default the 3100LR12 is configured to output position data as long as the Position Dilution of Precision does not exceed 10 Satellite elevations The signal from a satellite that is low on the horizon will travel a greater distance through the atmosphere This results in a lower signal strength and a delayed reception thereby causing erroneous and noisy data By default the 3100LR12 is configured to ignore any satellites that have an elevation angle lower than 5 OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Differential corrections For accurate positioning it is essential that the differential corrections are received In order to ensure reception of the OmniSTAR satellite signal the line of sight towards the satellite must not be blocked by objects such as trees and buildings Multipath reflections can cause destructive interference thereby significantly decreasing the signal strength It is therefore recommended to mount the 3100LR12D directly onto a surface in a reflection free environment Although the 3100LR12D has been designed to provide optimal System performance under most circumstances it is possible due to the nature of radio communications that the syste
7. 40 354 correct operation of the VBS whether or not the GPS receiver is in differential mode Current Longitude shows longitude of the present position as read from the RECV gt HHH GPS receiver This will be adequate for Ln E 115 50 30 97 correct operation of the VBS whether or not the GPS receiver is in differential mode GPS Time shows time of the present position as read from the GPS receiver RECV HEHEHE This will be set to 00 00 00 until the GPSTime 08 33 56 receiver starts computing a position Position Quality Information e the mode flag 0 invalid 1 RECV gt HHH standard non differential GPS 2 Q 2 SVs 5HDOP 1 DGPS as reported by the GPGGA NMEA telegram Read from the GPGGA sentence e 5 5 shows the number of satellites used for that particular position fix If Q 0 SVs will generally also be 0 HDOP shows the quality of the fix geometry as a crude indicator of position quality HDOP lt 4 0 is most reliable OmniSTAR a Fugro Group Company 27 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL DGPS correction information The first number shows Differential Correction age in seconds as measured by the GPS receiver Stn is the station ID always set to 100 List of satellite IDs shows the SVs used in the DGPS position fix as reported by the GPGSA NMEA data telegram Receiver operating mode AQC shows either M for manual or A for Auto POS s
8. INSTALLATION INSTALLATION 85 2 9998 ELECTRICAL GROUNDING REQUIREMENTS 8 COUNTER ELECTROMAGNETIC FORCE CABLE 5 ANTENNA LOCATION MENUS AND DISPLAYS sseesseesseseeee enne eene nnne 20 OmniSTAR a Fugro Group Company v Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL POWER ON CURRENT READINGS MENU USER SETTINGS MENU 2 ivi ds ABOUT MENU 45 05 3100LR12D VBS SERVICES 3100LR12D VIRTUAL BASE STATION VBS CONTROL MENU MAINTENANCE RECEIVER SUBSCRIPTION STATUS MENU REMOTE SITES MENU FOR DGPS SERVICE CHANNEL SELECTION MENU yis AUTOSCAN E RECEIVER SERVICE 08 nnn 35 TECHNICAL 5 2 4000000 36 ACRONYMS USED IN THIS MANUAL 22 222222 1 37 APPENDIX A e 38 NMEA 0183 NMEA 0183 MESSAGE FORMAT NMEA 0183 MESSAGE OPTIONS NMEA 0183 MESSAGE FORMATS Dudd g LIST OF COMMUNICATION SATELLITES csse eene 51 APPENDIX aen Au ena 52 LIST OF REFE
9. UTC of Position 2 3 Latitude N North or S South 4 5 Longitude E East or W West 6 GPS Quality Indicator 0 GPS 1 GPS 2 DGPS 7 Number of Satellites in Use 8 Horizontal Dilution of Precision HDOP 9 10 Height above Mean Sea level in Meters M Meters 11 12 Geodial Separation in Meters M Meters 13 Age of Differential GPS Data 14 Differential Reference Station ID 0000 1023 Table 9 Description of the GGA message NOTES The GGA message provides 4 decimal points of precision in non differential mode and 5 decimal points of accuracy in differential mode Geodial Separation is the difference between the WGS 84 earth ellipsoid and mean sea level MSL Time in seconds since the last RTCM SC 104 message type 1 or type 9 update OmniSTAR a Fugro Group Company 43 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL GLL Geographic Position Latitude Longitude The GLL message contains the latitude and longitude of the present position the time of the position fix and the status GPGLL IIII IIl a yyyyy yyy a hhmmss s A Field Number Description 1 2 Latitude N North or S South 3 4 Longitude E East W West 5 UTC of Position 6 Status A Valid V Invalid Table 10 Description of the GLL message GRS GPS Range Residuals The GRS sentence is used to support the Receiver Autonomous Integrity Monitoring RAIM GPGRS 220320 0 0 0 8
10. accuracy that the user can obtain depends on several factors including Number of visible satellites Multipath Dilution of Precision DOP Satellite elevations Differential correction Number of visible satellites A minimum of four satellites is required to calculate a 3 dimensional position In general it can be said that every increase in the number of visible satellites will result in an increase in the system s accuracy As the GPS satellites orbit around the earth the number of visible satellites will change in time The GPS constellation has been designed so as to provide a minimum of 4 visible satellites at any location at all times The number of visible satellites can decrease due to blockage by objects such as trees and buildings Multipath It is possible for satellite signals to reflect off large nearby objects such as buildings cars or even the ground thereby resulting in an erroneous distance measurement This phenomenon is known as multipath Multipath can cause significant errors in the position determination and it is therefore important to place the receiver in an environment which is free of large reflective surfaces It is also recommended to mount the receiver directly onto a surface while maintaining a clear view of the sky in all directions OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Y LI AEO vt ue b Figure
11. course W Westerly variation from True course adds to True course 12 Mode Indication A Autonomous D Differential N Data not valid Table 15 Description of the RMC message OmniSTAR a Fugro Group Company 48 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL VTG Course Over Ground and Ground Speed The VTG sentence identifies the actual track made good and speed over ground GPVTG 0 T 0 00 N 0 00 K 33 Field Number Description 1 Track made good 2 Fixed text shows that track made good is relative to true north 3 Not used 4 Not used 5 Speed over ground in knots 0 3 decimal places 6 Fixed text N shows that speed over ground is in knots Speed over ground in kilometers hour 0 3 decimal places 8 Fixed text K shows that speed over ground is in kilometers hour N Table 16 Description of the VTG message NOTE Because the contents of this NMEA message do not change significantly during a 1 second interval the receiver outputs this message at a maximum rate of 1 Hz OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL ZDA Time and Date The ZDA message contains UTC the day the month and the year of the local time zone GPZDA hhmmss S XX XX XXXX XX XX Field Number Description 1 UTC 2 Day 0 31 3 Month 0 12 4 Year 5 Local Zone Description Hours 13 Hours 6 Local Zone Descri
12. for the satellite signal Sweeping Once a satellite signal is found Synch will appear when the receiver has acquired and synchronised with the signal and has commenced processing data If the receiver has found the frame but it is the wrong service ID this message will appear This message sometimes appears briefly even if the settings are correct Once locked on the strength of the received signal can be seen on the bar graph Usually this will be 3 8 bars OmniSTAR LCE Ver 02 11 17 27Feb 01 386069 6000 Serial No Group No CDT Left BERN Day 000 Hr 03 EEEE VBS Synch EEEE VBS Recv Note If the mode doesn t advance to RECV first check that the signal frequency and symbol rate are set correctly for the uplink in use within the Channel Selection menu and that the correct satellite is being tracked OmniSTAR a Fugro Group Company 22 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Current Readings Menu Shows performance of the receiver section By pressing the key the following sequence occurs Pressing the lt key gives the same fields in reverse Power shows the receive power in dB this value is useful in determining the correct operation of the LNA and should be larger than 115 dBm Signal Quality shows a value that indicates the signal quality Actual Frequency shows actual operating frequency of the receiver t
13. near horizontal as possible The antenna must be located along the vehicle centre line or at a relevant reference point on the vehicle OmniSTAR a Fugro Group Company 3100LR12D User Manual 19 3100LR12D PRODUCT USER MANUAL MENUS AND DISPLAYS Main Menu Structure After Power On Current Reading RECV gt HHH Current Reading User Settings RECV gt HEED User settings About RECV gt HHH About VBS Services if Detector Mode VBS RECV gt VBS Services VBS Control RECV gt HEHE VBS Controls Maintenance HEED Maintenance Expiry date BEEN Ex 2001 Jun 02 OmniSTAR a Fugro Group Company 20 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Remote Sites Channel Selection Autoscan 3100LR12DFM Menu Supplement if FM selected RECV gt E EEE Remote Sites RECV gt HEHE Channel Select RECV gt HEHE Autoscan Contrl gt Mode PRIMARY OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 21 3100LR12D PRODUCT USER MANUAL Power On Menu At Power On the following sequence occurs Firmware version Receiver Serial Number Receiver Group Number After initialisation the receiver will start to search for the signal The sequence continue after Initialising and the receiver will attempt to acquire the frequency and if no signal is found the receiver will sweep
14. 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL The 3100LR12D General Description The 3100LR12D is the main part of a portable system It contains the satellite RF receiving and signal processing components All ancillary equipment is plugged into the appropriate Sockets on the receiver rear panel A typical 3100LR12D package will consist of the following items 3100LR12D receiver Data cable Power cable RF cable e Antenna CD ROM with User Toolkit software and Manual User manual OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Options The 3100LR12D is supplied with a combined GPS and DGPS antenna which must be plugged into the GPS socket on the rear panel of the receiver A system equipped with a combined GPS and DGPS antenna is illustrated in Figure 1 DC Power Supply Typically vehicle cigarette lighter or 12 V DC sealed lead acid battery DGPS Antenna Dodici Receiver Power Data Data Command or Utility Port 83 c DGPS __ Laptop Computer Configuration amp Maintenance Figure 1 3100LR12D with DGPS Antenna OmniSTAR a Fugro Group Company 5 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Operating considerations The 3100LR12D has proven to be a high quality positioning device The
15. 2 Reference stations on AM Sat 1 Texas 100 YES YES 2 Beach Florida 120 YES YES 3 Long Island New York 333 YES YES 4 Carmen Mexico 110 YES YES 5 Punta Arenas Chile 210 YES NO 6 Guayaquil Ecuador 202 YES NO 7 Rio de Janeiro Brazil 225 YES YES 8 St Johns Newfoundland 470 YES YES 9 Dartmouth Nova Scotia 440 YES NO 10 Recife Brazil 075 YES NO 11 Port Of Spain Trinidad 111 YES YES OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL 12 Caracas Venezuela 112 YES YES 13 Belem Brazil 017 YES NO 14 Caymen Grand Cayman 192 YES YES 15 Honolulu USA 210 YES NO 16 Curtiba Brazil 257 YES YES 17 Pensacola USA 301 YES YES 18 Vitoria Brazil 205 YES YES 19 Mercedes USA 263 YES YES 20 Buenos Aires Argentina 345 YES NO Issue 2 0 03 03 OmniSTAR a Fugro Group Company 3100LR12D User Manual 55 3100LR12D PRODUCT USER MANUAL Appendix D OmniSTAR Receiver Problem Report Form Please copy this form and report problem with as much detail as possible PROBLEM with Signal Y N Manual Y N Date OmniSTAR YIN Receiver Y N Description of problem Sea Customer Address mp TEMERE NHIEU GPS Receiver used Sea Area of operations Symptoms from displ
16. 6 Azimuth degrees from true north 000 to 359 7 SNR 00 99 dB null when not tracking 8 11 Information about second SV same format as fields 4 7 12 15 Information about third SV same format as fields 4 7 16 19 Information about fourth SV same format as fields 4 7 Table 14 Description of the GSV message NOTE Because the contents of this NMEA message do not change significantly during 1 second interval the receiver outputs this message at a maximum rate of 1 Hz OmniSTAR a Fugro Group Company 47 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL RMC Recommended Minimum Specific GPS Data The RMC sentence identifies the UTC time status latitude longitude speed over ground SOG date and magnetic variation of the position fix GPRMC 184804 00 A 3723 476543 N12202 239745 W 000 0 0 0 051196 15 6 E 7C Field Number Description 1 Time UTC time of the position fix in hhmmss ss format 2 Status A Valid V Navigation Receiver Warning V is output whenever the receiver suspects something is wrong Latitude coordinate Latitude direction N North S South Longitude coordinate Longitude direction W West E East Speed Over Ground SOG in knots 0 3 decimal places 8 Track Made Good True in degrees OOH W 9 Date in dd mm yy format 10 Magnetic Variation in degrees 11 Direction of magnetic variation E Easterly variation from True course subtracts from True
17. EPTED If the key is pressed again the Autoscan Selection menu option reappears Pressing the key moves onto the next menu NB Changing services will reset the site tables in the receiver The reference sites used in the VBS calculation are different between services OmniSTAR a Fugro Group Company 34 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Receiver Service Procedure If an OmniSTAR Receiver unit fails to perform contact OmniSTAR BV after following the procedural checks We wish to hear about frequently experienced problems and your assistance will help by copying the form see Appendix D filling in the details requested and faxing or mailing the form to OmniSTAR BV The most common problems are interfacing and usually occur at installation time If you have an interfacing connection not covered in this manual we would like to assist you and produce another technical bulletin that may assist other users in the future If a problem appears that you think may be caused by a system performance problem contact OmniSTAR BV for any system aberrations that may have been experienced We are sensitive to our customers needs and we want to assure specified system performance at all times There could however be situations where conditions are below par such as fringe area operations radio communication disturbance etc and as OmniSTAR monitors the receiver system performance continuousl
18. Evaluate software The pin assignment for the Utility port is shown in table 4 Pin Number Signal 1 2 GPS CNTRL TXD Note Can be RS232C TTL GPS CNTRL RXD GPS CNTRL GND GND4 TXD4 MON RXD4 MON 1 PPS Optional O O N AA Table 4 Utility Port Pin Assignment Default setting RS232C OmniSTAR a Fugro Group Company 14 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Auxiliary The Auxiliary port is a standard DB9 female socket This port can be used to send enhanced RTCM GPS correction data to an external GPS receiver However it is necessary to first configure the GPS receiver board in the 3100LR12D This is carried out using a laptop computer with evaluate software via the Utility port The pin assignment for the Auxiliary port is shown in Table 5 Pin Number Signal DIAG TXD3 RXD3 RESET GND3 CANL CAN H TEMPT MON Q DIAG Qoo J ojo A5 o NnN Table 5 Auxiliary Port Pin Assignment no connection by default OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 15 3100LR12D PRODUCT USER MANUAL Installation Installation Considerations Before commencing installation of the 3100LR12D in a vehicle the following should be considered Determine the preferred location for each unit Consider cable length connector attachment sp
19. OmniSTAR 3100LR12D User Manual LE Issue 2 1 June 2005 3100LR12D PRODUCT USER MANUAL Notice to Customers This manual has been produced to ensure the very best performance from your OmniSTAR receiver The manual has been clearly set out with simple instructions to ensure hassle free usage of your OmniSTAR receiver This publication could contain technical inaccuracies typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the manual Should you require further assistance please contact your local dealer or the OmniSTAR office OmniSTAR Customer Support and 24 Hour Help Line OmniSTAR BV Dillenburgsingel 69 2263 HW Leidschendam P O box 113 2260 AC Leidschendam Contact Numbers Office 31 70 3170900 Technical Support 31 70 3170913 Fax Number Office 31 70 3170919 World Wide Web Internet Address www omnistar nl Email address info omnistar nl OmniSTAR a Fugro Group Company ii Issue 2 0 03 03 3100LR12D User Manual 31001120 PRODUCT USER MANUAL Dealer Information Name Address City State Post Code Country OmniSTAR a Fugro Group Company iii Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL One Year Limited Hardware Warranty OmniSTAR BV and its operating companies world wide OmniSTAR warrants this product to be free from defects in workmanship and material for a period o
20. RENCE STATIONS one hn nhe e n reae reta tere 52 APPENDIX D A EE Lee ect te 56 OMNISTAR RECEIVER PROBLEM REPORT 56 APPENDIX E steinin itineri ianea a aeae ari So adane arayana 57 OMNISTAR SUBSCRIPTION AGREEMENT 2 2 57 OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual vi 31001120 PRODUCT USER MANUAL List of Figures Figure 1 3100LR12D with DGPS Figure 2 Multipaths ix eiie decorrere err Ere deii ete HER ed Figure 3 3100LR12D Rear Panel Figure 4 3100LR12D Front Panel Figure 5 World coverage map for the OmniSTAR service Figure 6 EA SAT global beam for coverage in Europe and the Middle East 11 Figure 7 Zener Diode 17 Figure 8 Reference stations and coverage area per satellite 51 List of Tables Table 1 Data Port Pin Assignment no connection by default Table 2 Data Cable Pin Table 3 Command Port Pin Assignment it Table 4 Utility Port Pin Table 5 Auxiliary Port Pin Assignment no connection by default Table 6 NMEA 0183 messages available for the 3100LR12D Table 7 Description of the ALM
21. YES NO 10 Luanda Angola 095 YES YES 11 Nairobi Kenya 015 YES NO 13 Pointe Noire Congo 045 YES YES 14 Port Elizabeth South Africa 337 YES NO 15 Rogaland Norway 580 YES YES 16 Sao Tome Sao Tome 011 YES YES 17 Walvis Bay Namibia 235 YES NO Table 21 Reference stations on AP Sat 1 Auckland NZ 022 YES NO 2 Karratha Australia 215 YES NO 3 Darwin Australia 125 YES NO 4 Broome Australia 185 YES NO 9 Asahikawa Japan 261 YES NO 10 Singapore 010 YES YES 11 Miri Malaysia 042 5 YES 12 Tua Vietnam 012 5 5 OmniSTAR Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL 13 Hong Kong 220 YES NO 14 Seoul S Korea 370 YES 15 Kota Kinabalu Malaysia 061 YES NO 16 Bali Indonesia 096 YES YES 17 Mumbai Arvi India 191 YES YES 19 Subic Bay Phillipines 151 YES NO 20 Kuwait 290 YES NO 21 Abu Dhabi UAE 016 YES NO 23 Malaysia 041 YES NO 25 Bangkok Thailand 141 YES YES 26 Chennai India 131 YES 27 Bathurst Australia 336 YES NO 28 Kalgoorlie Australia 315 YES 31 Melbourne Australia 385 YES NO 32 Okinawa Japan 261 YES NO 33 Platong Thailand 018 YES NO 34 Sakhalin Russia 510 YES NO 35 Bahrain Bahrain 260 YES NO Table 2
22. ace cable bend radius stowing excess cable moisture chemical corrosion vibration and heat exposure Before drilling holes consider using existing hardware and locations where equipment was previously installed Avoid drilling holes that may damage other equipment e g structural frame members electrical cables or fluid lines High vibration and high temperature locations should be avoided whenever possible In applications where vibration exceeds 5 G s acceleration shock mounts are required Refer to Customer support for mounting recommendations Vehicle primary power has voltages that may be harmful to personnel and equipment Disconnect the battery cable from the battery ve negative terminal before making connection to any power terminal within the vehicle Electrical Grounding Requirements The 3100LR12D requires a vehicle chassis connection that is a perfect ground There should be a zero ohm reading between the receiver power socket ve negative input and the point where the vehicle battery ve negative terminal is connected to ground Issue 2 0 03 03 OmniSTAR a Fugro Group Company 3100LR12D User Manual 16 3100LR12D PRODUCT USER MANUAL Counter Electromagnetic Force CEMF A potential problem inherent in any installation of electronic systems within a vehicle is Counter Electro magnetic Force is caused when relays or solenoids connected to the vehicle DC power distribut
23. ain selects stations 1 to 31 individually If Site Mapping messages are being transmitted stations will display their actual ID s Unused spaces the Supercompressed format will show station ID s between the end of the valid range and 31 RECV gt HE HHS Remote Sites RECV gt E E EE All sites OFF RECV gt M All sites ON Either RECV gt E E EE ID 00325 OFF or RECV gt E Id 00325 ON If the key is pressed again the Remote Sites menu option reappears Pressing the U key moves onto the next menu OmniSTAR a Fugro Group Company 3100LR12D User Manual Issue 2 0 03 03 32 3100LR12D PRODUCT USER MANUAL Channel Selection Menu By pressing the key the following sequence occurs Pressing the lt key gives the same fields in reverse Service Selection List Frequency and Symbol Rate be selected automatically by selecting the name of the DGPS service from this list The currently selected item can be changed by using the up and down arrows to Scroll through the list Pressing the centre button selects the currently displayed item as the service and automatically sets the frequency and symbol rate If a manual setting of the frequency and symbol rate is needed then simply adjust the frequency and symbol rate as described in the menu items below When you next return to this menu it will display Custom see FR SR Frequency Frequency
24. an menu If it succeeds it continues to use this service Otherwise another service is selected and the process is repeated until a successful service is found or the original service comes back on line During the autoscan process the receiver s menu displays Autoscan on the top line and the service it is currently scanning on the bottom line By pressing the key the following sequence occurs Pressing the lt key gt gives the same fields in reverse Autoscan Contrl Autoscan enabled This menu item allows the autoscan feature to be selectively enabled disabled AutoScan On Y Change the Autoscan enabled state by pressing the up and down arrows then press the centre button The display will briefly flash INPUT ACCEPTED Wait Lock This is the length of time the receiver must be without a DGPS signal gt E E E E before the Autoscan feature begins to Wait Lock 00600sec search for a new satellite service Change the wait lock using the up and down arrows then press centre button before moving on to the wait scan The display will briefly flash INPUT ACCEPTED Wait Scan This is the length of time the receiver will spend trying to lock into RECV gt E E E E each signal that it knows about Wait Scan 00030sec Change the wait scan using the up and down arrows then press centre button before moving on The display will briefly flash INPUT ACC
25. at reference station SPMask XFFFFFFFE data is available to the user when RTCM output is selected Would indicate all stations enabled gt Set VBS Position RECV gt Mask OxFFFFFFFE Bit Error Rate indicates current 2 average Bit Error Rate RECV BEES BER lt 1 0E 08 Checksum Status shows the number of messages received since power On RECV gt E E EE which have valid OK Checksum and OK 491 BD 5 the number Invalid BAD Subscription Mode This shows the user whether the receiver is in standard RECV gt E E E E STD or USA US subscription mode Subs Mode STD OmniSTAR a Fugro Group Company 30 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL SW Select selects the Version of software the Receiver will execute gt E Selecting new Version of the software SW Sel 02 11 17 will restart the Receiver CPU Usage shows current processor utilisation RECV H EEE CPU Usage 5 Kernel Usage shows current Real Time RECV gt B EHE Executive Utilisation Knl Usage 0 Receiver Subscription Status Menu Receiver Subscription Status Menus show the current receiver subscription DK RECV gt status The display will vary depending Ex 2001 Jun 02 on the subscription mode XXX indicates what type of subscription is currently in use VBS RTCM FMRTCM 8VBS 12VBS This is displayed on every menu item Indicates th
26. at the receiver will expire on the date displayed 12 85 RECV gt W E EE Ex 2001 Jun 02 Indicates that the expiry date has been exceed and the receiver has expired EXPIRE RECV gt EH EEE DEMOD EXPIRED Indicates the subscription mode to be CDT and shows the time remaining 12 85 RECV gt HEHE CDT 53 Days HH MM SS Indicates that the CDT subscription has over run the timer will count up for a CDT OR RECV gt HHH pre determined grace period then stop CDT OVR 05 35 21 Indicates that the receiver has exceeded the count down time and has CDTEX expired DEMODULATOR EXPIRED OmniSTAR a Fugro Group Company 31 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Remote Sites Menu for DGPS Service When using the VBS service this menu does not apply Use it only if you want to output a single station into an external GPS receiver The menu allows the operator to select RTCM data output from a single reference station or from a subset of the total number of stations transmitted on the DGPS channel if using the receiver only Remote Site Selection by pressing the key the following sequence occurs Pressing the lt key gives the same fields in reverse Pressing the key once after the menu prompt gives Toggle all sites OFF as the first choice Pressing the lt key once from the menu prompt gives Toggle all sites ON as the first choice Pressing either or lt ag
27. ay OmniSTAR a Fugro Group Company 56 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Appendix E OmniSTAR subscription agreement form The next page contains the form which is necessary to apply for a new OmniSTAR subscription for your 3100LR12D receiver OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 57
28. ceivers which have been designed to work with the world wide OmniSTAR service The OmniSTAR DGPS system delivers corrections from an array of reference stations which are located all around the world see appendix C The RTCM correction data from these reference stations is provided to OmniSTAR s two Network Control Centres NCC where the corrections are decoded checked and repackaged in a highly efficient format for broadcast The OmniSTAR data is broadcast over a series of L band communication satellites The signal transmitted over each of these satellites contains the corrections from the reference stations in and close to the region in which this satellite can be received When a receiver with a valid subscription receives data through one of OmniSTAR s satellite channels it will output a differentially corrected position The way in which the correction data from each individual reference station will be used in the position calculation depends on the user s OmniSTAR subscription Subscription type The 3100LR12D supports the following OmniSTAR service Virtual Base Station VBS where the data from multiple reference stations is used in the processor software to produce enhanced corrections for the user s location This service provides optimal position accuracy with a minimum dependence on the user s location The VBS service can be obtained on a continental country or regional basis OmniSTAR a Fugro Group Company Issue 2
29. el will illuminate The 3100LR12D front panel with display power ON OFF switch and menu buttons is illustrated in figure 4 OmniSTAR Ji00LRT2ZD 00088 Figure 4 3100LR12D Front Panel 6 The front panel LCD display provides an indication of signal reception and data activity At this point it is important to confirm that the Subscription is valid If the OmniSTAR subscription has expired you will not receive correction data The expiration date can be found in the Expiry Date menu after start up press three times the Up arrow 7 GGA output message Appendix A when viewed datalogger or laptop computer plugged into the Data port will indicate a non corrected stand alone position with a 1 after the E if the LON position is EAST or W if the LON position is WEST A differentially corrected position is indicated by a 2 directly after the E or W in the GGA message from the Data port OmniSTAR a Fugro Group Company 10 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL 5 i Figure 6 EA SAT global beam for coverage in Europe and the Middle East OmniSTAR a Fugro Group Company 11 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Receiver Interfaces Power The 3100LR12D will operate on any DC Voltage between 10 V and 22 V DC When operational the unit dissipates 7 W of power The 3100LR12D can also withstand voltage surg
30. es up to 85 V The power input has reverse polarity protection However as the negative terminal is also attached to the housing ground large currents can flow to any ground attachments made to the housing Reverse polarity must therefore be avoided to prevent damage to the vehicle supply At Voltages below 10 V the unit will reset itself to prevent any data loss At Voltages below 8 5 V the receiver will turn itself off Power is connected to the unit via a 2 metre long black sheath red amp black 2 core cable The cable is terminated with a 3 Switchcraft EN3C3F female connector The connector pin layout is illustrated in Figure 7 Figure 7 Pin layout of Switchcraft EN3C3F Female Connector The Switchcraft connector is terminated as follows 1 DC voltage red Pin2 DC voltage black Pin3 Not connected OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 12 Antenna Data 3100LR12D PRODUCT USER MANUAL Antenna connection is made via a 5 metre RG58 low loss cable which is terminated with a standard TNC 50 ohm male connector An antenna unit has an internal LNA low noise amplifier which is powered by 12 V DC When the 3100LR12D is powered up this voltage is present at the antenna socket on the rear panel Therefore care must be taken not to connect or disconnect an antenna when power is on The Data port is a standard DB9 female socket Plugging a Data l
31. f one year from the date of original sale by OmniSTAR or its authorised dealers to the original purchaser or end user OmniSTAR reserves the right to repair and or replace at its option any part or parts found to be defective provided such defects in their opinion are due to faulty material or workmanship and are not caused by unauthorised or improper repair or abuse or normal wear Purchaser shall be responsible for shipping and insurance of the returned product for repair under this warranty OmniSTAR will pay shipping and insurance for the product s return to purchaser provided that the product returned proves to be defective under this limited warranty This warranty applies only to normal usage of the product It does not apply to units or electronic circuit boards defective due to improper installation or handling Physical damage due to lightning or other electrical discharge and units subjected to fresh or salt water contamination is not covered OmniSTAR reserves the right not to warrant the product if upon request sufficient proof of recommended installation compliance as laid out in this manual is not provided No other warranties are expressed or implied No other warranties exist OmniSTAR assumes no responsibility for any consequential or incidental losses or damages of any nature with respect to the use of this product REVISION HISTORY August 2001 March 2003 Manual Reference 3100LR12D User Manual Copyri
32. ght OmniSTAR BV 2003 No part of this manual can be reproduced without the express permission of OmniSTAR BV OmniSTAR a Fugro Group Company iv Issue 2 0 03 03 3100LR12D User Manual 310015120 PRODUCT USER MANUAL TABLE OF CONTENTS TABLE OF CONTENTS 2 certe Ufo tede cere de nan eats ener rn raa V LIST OF FIGURE O ne nn im se ceder ccce eee POSER ERN VII LIST OF TABLES 1 celtic aie eee eek Vil 550 Aas Gand 1 GPS DGPS INTRODUCTION 2 THE OMNISTAR SYSTEM i icc ich ct eee 3 SUBSCRIPTION 55 3 cited etc nots eet cate Ente e ceased 3 THE 3100L R412D 5 REL 4 GENERAL DESCRIPTION 2522254 Febre oe upra e 4 OPTIONS erre beatae da e Ye EY KERN TAN TY 5 OPERATING CONSIDERATIONS 2 8 2 6 NUMBER OF VISIBLE SATELLITES MULTIPATE ier e In teas POSITION DILUTION OF PRECISION PDOP SATELLITE ELEVATIONS 25 T DIFFERENTIAE CORREGTIONS ege E EE d e BR SERES QUICK START 9 COMMAND UTILITY 2 is s is an AUXILIARY 2 ee eae ce A eats Eoo obe a eae eas
33. he selections are VBS RTCM RAW PROM and OFF Contrast controls the intensity of the backlit display RTCM OUT controls the termination of RTCM strings Both these options should normally be left as Y for yes Except for specific GPS units E E EE User settings RECV gt E EEE CMD 9600 8 N 1 RECV gt HEHE 9600 8 N 1 RECV gt W AUX 4800 8 N 1 RECV gt E EEE IGPS 4800 8 N 1 EEEE DemodMode VBS RECV gt EEEE Contrast 7 EEE Y LF Y RTCM CR OmniSTAR a Fugro Group Company 24 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Reaction Delay controls the display gt i BERN reaction speed to changes ReacDelay NONE RECV gt B EHE Data Port NMEA Note If detector mode is set to RAW then output is in Super Compressed Format SCF If set to RTCM then corrections for the selected station s will be in standard RTCM SC 104 format If the key is pressed again the User Settings menu option reappears Pressing the U key moves onto the next menu OmniSTAR a Fugro Group Company 25 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL About Menu Repeats the firmware version and unit Serial Number as shown during the start up sequence By pressing the key the following sequence occurs Pressing the key gives the same fields in reverse Serial Number shows the receivers se
34. his will differ from the user selected Channel frequency Service Identity is the P MP service identifier the number is in hex and is x2873 for Perth or US uplinks and xC685 for the Eik Norway AORE EA SAT AF SAT and IOR uplinks Date amp Time will start off from the firmware date until UTC time is received from the satellite after 20 min If the is pressed again the Current readings menu option reappears RECV gt HHH Current Reading RECV gt BEES Power 93 dBm RECV BEERS Signal Qual 8 RECV gt HEH A Freq 1535152468 RECV gt HE HHS Service IdXC685 RECV gt E E EE 08 02 2001 Apr02 Pressing the key moves onto the next menu OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 23 3100LR12D PRODUCT USER MANUAL User Settings Menu Configures the data interfacing from the receiver to external equipment By pressing the key the following sequence occurs Command Rate sets the baud rate for the command port used for inputting commands to the receiver from an external PC Data Rate sets the baud rate for the data port used for output of DGPS correction data or enhanced position data Auxiliary Rate sets the baud rate for the auxiliary port used for several different uses Internal GPS Port Detector Mode controls the receiver algorithm and the output format of the differential corrections received over the DGPS channel T
35. hows 1 2 or 3 D where 1 is invalid 2 is fixed height and 3 is a full 3 D position fix as reported by the GPGSA NMEA data telegram NMEA messages received flags for GGA GLL GSA and VTG sentences Those not output will remain solid at 0 Satellite Messages received flags for the time almanac and site reference messages These will all say Y for Yes when each complete message has been received RECV gt E E E E Age 08 0 Stn 100 Read from the GPGGA sentence RECV gt B EHE SVs 010200052300 Read from the GPGSA sentence RECV gt HB HEEE AQC A POS 3D Read from the GPGSA sentence RECV gt HHH GA YLL NSA VTG N RECV gt HB HGS Tm Y Alm Y Ste Y If the key is pressed again the VBS Services menu option reappears Pressing the U key moves onto the next menu OmniSTAR a Fugro Group Company 3100LR12D User Manual Issue 2 0 03 03 28 3100LR12D PRODUCT USER MANUAL 3100LR12D Virtual Base Station VBS Control Menu Allows setup of the internal VBS Processes when used with an external GPS receiver VBS Controls VBS extensions only by pressing the key the following RECV gt HEHE sequence occurs Pressing the lt key VBS Controls gives the same fields in reverse Input VBS Process Latitude Use the and keys to increase or decrease the gt E E E E number in each field to the correct Lat N00 00 00 000 value also for N S or E W Input VBS Process Longi
36. ing four or more of these signals a 3 dimensional position can be computed Although GPS provides an acceptable level of performance for some users many applications demand a more reliable and precise position than GPS alone can provide In such cases Differential GPS DGPS must be used The purpose of DGPS is to minimise the effects of atmospheric and satellite errors on the position determination In order to achieve this a reference GPS receiver must be installed at a point of known co ordinates This receiver uses the radio signals from each of the GPS satellites which are in view to measure so called pseudo ranges to these satellites Because the exact locations of the satellites and the reference receiver are known it is then possible to determine the difference between the actual and the expected pseudo ranges pseudo range correction or PRC In order to provide compatibility for exchanging this correction data a standard has been developed by the Radio Technical Commission for Maritime Services Special Committee 104 This standard is commonly known as RTCM SC 104 When version 2 0 correction data from the reference receiver is applied to a nearby GPS receiver the position accuracy will be substantially better than if stand alone GPS were to be used OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL The OmniSTAR system 3100LR12D is one of several DGPS re
37. ion are de energised The voltage produced may exceed 400 volts is produced by equipment such as the following Electric fan brakes Air conditioners Starter relays Electric pump relays is more than sufficient to damage or cause erratic operation of any electronic system that is also connected to the same vehicle DC power supply CEMF can be eliminated by installing diodes at the relays and solenoids that cause the problem and more importantly at the power supply cable connections on the receiver A 47 V 5 W Zener diode 1N5368 or equivalent should be connected between the receiver ve positive power input terminal and ground as illustrated in figure 8 Ground Battery ve positive supply 4 Zener Diode Figure 7 Zener Diode Connected OmniSTAR a Fugro Group Company 17 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Cable Installation Issue 2 0 03 03 Cables must be correctly installed for optimum system operation Therefore the following should be noted Do not route an L Band receiver remote antenna cable with the cabling of any other radio system This may cause interference between both systems If a
38. ion angle 9 Rate of right ascension 10 Root of semi major axis 11 Argument of perigee 12 Longitude of ascension node 13 Mean anomaly 14 A f0 clock parameter 15 A f1 clock parameter Table 7 Description of the ALM message OmniSTAR a Fugro Group Company 41 Issue 2 0 03 03 3100LR12D User Manual GBS 3100LR12D PRODUCT USER MANUAL GNSS Satellite Fault Detection The GBS sentence is used to support Receiver Autonomous Integrity Monitoring RAIM GBS 183059 30 0 0 0 0 0 0 0 0 0 0 0 0 6F Field Number Description 1 N UTC time of the GGA or GNS fix associated with this sentence Expected error in latitude Expected error in longitude Expected error in altitude ID number of most likely failed satellite Probability of missed detection for most likely failed satellite Estimate of bias in meters on most likely failed satellite Standard deviation of bias estimate Table 8 Description of the GBS message NOTE Because the contents of this NMEA message do not change significantly during a 1 second interval the receiver outputs this message at a maximum rate of 1 Hz OmniSTAR a Fugro Group Company 42 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL GGA GPS Fix Data The GGA message includes time position and fix related data for the GPS receiver GPGGA hhmmss s lIII IIl a yyyyy yyyy a X XX X X XX Mjx X M X X XXX x Field Number Description 1
39. m performance degrades due to local interference sources OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Quick Start The purpose of this section is to get you started with the 3100LR12D as quickly as possible Generally when the receiver is supplied to you it will be configured for the mode and data link s you have subscribed to In most cases to get up and running is simply a matter of connecting the appropriate cables and applying power to the system The rear panel of the receiver is illustrated in figure 3 Figure 3 3100LR12D Rear Panel To get you up and running quickly carry out the following steps 1 Connect the power cable to a suitable 10 V 22 V DC power supply taking care to check the correct polarity Red V DC Black V DC When installed in a vehicle this will typically be the vehicle battery supply accessed via the cigarette lighter socket 2 You need to install the antenna so that there is a clear 360 unobstructed view of the sky for an elevation of 10 through 909 3 Connect the antenna cable between the antenna and the appropriate TNC connector on the rear panel OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL 4 Ensure the DC power supply is OFF then connect the power cable into the Power socket on the receiver back panel 5 Switch the receiver ON the display on the front pan
40. n of the unit are carried out through four DB9 female sockets on the back panel A computer may be plugged into the Command or Utility port to configure the L Band differential receiver or 12 channel GPS receiver respectively A data logger can be connected to the Data port and correction data extended to an external GPS receiver through the Auxiliary port Position accuracy is typically less than one metre and the receiver is suitable for both ground and air applications The display provides a simple method for reading the status of the 3100LR12D The 3100LR12D can have one pulse per second output signal synchronised to GPS time The 3100LR12D receiver is easily configured using OmniSTAR users Toolkit commands Baud rate position update rate common NMEA string output and binary data output are among the variables which can be controlled using Ashtech Evaluate software OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL GPS DGPS Introduction The Global Positioning System GPS is a reliable continuous all weather navigation system which is operated by the United States Government At the time of writing the space segment of GPS includes a constellation of 28 satellites which orbit the earth at an altitude of approximately 22 000 km These satellites Space Vehicles or SV s transmit radio signals containing precise satellite time position information By receiv
41. ning System GSA Global Positioning System dilution of position active satellite NMEA standard GSV GPS satellites in view NMEA standard LCD Liquid Cristal Display LNA Low Noise Amplifier NCC Network Control Centre NMEA National Marine Electronics Association Standard for interfacing marine electronic devices RF Radio Frequency RTCM Radio Technical Commission Maritime VTG Track mode good and ground speed NMEA Standard ZDA Time and date NMEA standard OmniSTAR a Fugro Group Company 37 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL APPENDIX A NMEA 0183 Introduction NMEA 0183 is an interface protocol created by the National Marine Electronics Association The latest release of NMEA 0183 is Version 3 0 This protocol was originally established to allow marine navigation equipment to share information NMEA 0183 is a simple yet comprehensive ASCII protocol which defines both the communication interface and the data format This appendix provides a brief overview of the NMEA protocol and describes both the standard and optional messages offered by the GPS receiver employed in the 3100LR12D DGPS Receiver OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL NMEA 0183 Message Format NMEA 0183 allows a single source talker to transmit serial data over a single twisted wire pair to one or more receivers listeners The NMEA 0183 protoc
42. ogger into this port can carry data logging A laptop computer may also be plugged into the Data port for data logging and position information retrieval The pin assignment for the Data port is shown in Table 1 Pin Number Signal 1 CNT 2 TXD2 3 RXD2 4 CNT 5 GND2 6 7 8 9 ANT STEERING Table 1 Data Port Pin Assignment no connection by default A special Data cable is supplied Terminated as shown in Table 2 DB9 Male DB9 Female Pin number 2 metre cable Pin number 2 2 3 3 5 5 Table 2 Data Cable Pin Assignment Warning Do NOT use standard RS232 cables standard cables use pin 1 for DCD and pin 4 for DTR signals OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 13 3100LR12D PRODUCT USER MANUAL Command The Command port is a standard DB9 female socket Receiver configuration OmniSTAR 3000L board can be carried out via this port by plugging in a laptop computer with the Toolkit software from the diskette supplied The pin assignment for the Command port is shown in table 3 Pin Number Signal DCD TXD1 RXD1 DSR GND1 DTR CTS RTS Qo Table 3 Command Port Pin Assignment Utility The Utility port is a standard DB9 female socket The GPS engine can be configured via this port using a laptop computer with
43. ol covers a broad array of navigational data This is separated into discrete messages which convey a specific set of information The NMEA 0183 message structure is outlined below IDMSG D1 D2 D3 D4 Dn CS CR LF p The signifies the start of message ID The Talker identification is a two letter mnemonic which describes the source of the navigation information The GP identification signifies a GPS source MSG The message identification is a three letter mnemonic which describes the message content and the number and order of the data fields m Commas serve as deliminators for the data fields Dn Each message contains multiple data fields Dn which are delimited by commas Ji The asterisk serves as a checksum delimiter CS The checksum field contains two ASCII characters which indicate the hexadecimal value of the checksum CR LF carriage return CR and line feed LF combination terminate the message NMEA messages vary in length but each message is limited to 79 characters or less This length limitation excludes the and the CR LF The data field block including delimiters is limited to 74 characters or less OmniSTAR a Fugro Group Company 39 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL NMEA 0183 Message Options The OmniSTAR 3100LR12D when supplied with an Ashtech G12 lite GPS receiver is factory configured with 4 NMEA 0183 sentences GGA GLL
44. ption Minutes Table 17 Description of the ZDA message NOTES Local zone description is the number of whole hours added to local time to obtain UTC The zone description is always negative for eastern longitudes Fields 5 and 6 are Null fields in the Trimble BD132 A GPS receiver cannot independently identify the local time zone offsets Because the contents of this NMEA message do not change significantly during 1 second interval the receiver outputs this message at a maximum rate of 1 Hz OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 50 3100LR12D PRODUCT USER MANUAL Appendix B List of communication satellites The following table presents a list of L band communication satellites which will enable you to use your 3100LR12D over the entire world depending on your subscription type you might only be entitled to a restricted area Table 18 World wide satellite frequencies and baud rates The coverage area of each satellite and its reference stations are displayed in the following figures Figure 8 Reference stations and coverage area per satellite 3100LR12D PRODUCT USER MANUAL AP SAT AM SAT APPENDIX C List of reference stations The following tables present the current list of reference stations which are broadcast over the different satellites Check www surveyplanner com for the latest updates of these lists Table 19 Reference stations on EA SAT
45. rial number Group Number shows the receivers Group number Main Software Version shows the Main Software version installed into the receiver and its issue date DSP Version shows the DSP Digital Signal Processor firmware version installed and its issue date RECV gt HEHE RECV E EHE Serial No 386069 RECV gt BEHEE Group No 6000 RECV gt HEHE 02 11 17 27Feb01 RECV gt E E EE DSP Ver 4 6 0898 OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 26 3100LR12D PRODUCT USER MANUAL 3100LR12D VBS Services Menu Displays various data being input to the unit via the NMEA 0183 see Appendix A inputs from the internal or external GPS receiver Some displays may show only zeroes if that particular NMEA option is not enabled on the receiver The minimum requirement is for either the GPGGA or GPGLL sentences containing current position These menus are only available if your receiver is connected to the VBS service If the receiver is in VBS mode but there is no GPS unit attached either internally or externally to the Auxiliary port then this menu will display No GPS MANUAL Mode VBS Services by pressing the key the following sequence occurs Pressing RECV gt the lt key gives the same fields VBS Services reverse Current Latitude shows latitude of the present position as read from the GPS M receiver This will be adequate for Lt S 31 56
46. selection is set here for the P MP channel in use the frequency value is entered in Hertz The entered value will be in the range 1 525 000 000 to 1 559 000 000 Hz Change the entered frequency using the up and down arrows then press centre button before moving on to the Symbol Rate The display will briefly flash INPUT ACCEPTED then WAITING FOR REMOTE SITE DATA because of clearing of site tables Symbol Rate Symbol rate for the P MP channel in use is entered here The available options are 609 1219 2438 4876 which equate to user satellite data rates of 300 600 1200 and 2400 BPS respectively RECV gt HEHE Channel Select RECV BEES EA SAT RECV BEES Freq 1535152500 RECV gt HEHE Symbol Rate 2438 If the key is pressed again the Channel Selection menu option reappears Pressing the key moves onto the next menu OmniSTAR a Fugro Group Company 3100LR12D User Manual Issue 2 0 03 03 33 3100LR12D PRODUCT USER MANUAL Autoscan Menu Autoscan is a special feature which allows the 3100LR12D Receivers to automatically search for another satellite signal to use This feature only starts if it is enabled and if the receiver cannot lock the current satellite signal for the period specified in the Wait Lock menu default is 60 seconds The receiver has an internal table of possible services and attempts to lock onto the most appropriate service for the period specified in the Wait Sc
47. t all possible do not run L Band receiver antenna cables parallel to other radio system cabling closer than 30 centimetres If cables must cross ensure that they cross at an angle of 90 degrees This minimises the possibility of interference As far as is practicable ensure that cables and connectors are unique and fit only in their allocated location Avoid routing cables along side power generator cabling and other high electrical noise sources This can cause interference Do not kink or force cables into sharp bends that may damage the cables and cause system failure After installation ensure that excess cable is looped and clamped or tied safely away from any control cables fuel lines hydraulic lines or moving parts When stowing over length cables form loops not less than 150 mm minimum cable bend radius Cable routing must avoid high temperature exposure e g exhaust manifold OmniSTAR a Fugro Group Company 3100LR12D User Manual 18 3100LR12D PRODUCT USER MANUAL Antenna Location Antenna positioning is critical to system performance The following conditions must be met for optimum system performance Issue 2 0 03 03 Antenna must be mounted at least 1 5 metres away from any transmitting antennae of any frequency Closer positioning may cause overloading of the receiver RF circuits The antenna should be mounted at the highest practical point that will give a good view of the horizon and be as
48. tude Use the 1 and U keys to increase or decrease RECV gt B EHEHE the number in each field to the correct Lon E0000 00 000 value also for N S or E W Confirm Entry Following input of lat and long send the new entries into the VBS RECV gt E E EE process by using the centre button on Set VBS Position this menu item Screen will then read Input Accepted If a GPS receiver is installed you will see RECV gt BEE GPS OK AUTO Mode If the key is pressed again the 3100LRS VBS Control menu option reappears Pressing the key moves onto the next menu OmniSTAR a Fugro Group Company 29 Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Maintenance Menu Entries within this menu are not generally of interest to the normal user However occasionally the user may be asked to report this data to the service provider in the event of problems therefore they are included for completeness Maintenance Menu by pressing the key the following sequence occurs RECV gt E Pressing the lt key gives the same Maintenance fields in reverse Security shows the Security Mask programmed into the receiver it is RECV gt E EEE displayed as a 32bit hex number The Security 00030DFD bit settings in this word determine the functionality of the receiver available to the user Site Permission Mask it is displayed as 32 bit hex number The Site Permission RECV gt B HES Mask determines wh
49. y these conditions would be noted OmniSTAR a Fugro Group Company Issue 2 0 03 03 3100LR12D User Manual 3100LR12D PRODUCT USER MANUAL Technical Specifications Receive Frequency Automatic Scanning Environment Operating Temperature Non operating Humidity Vibration Shock Acceleration Data inputs and outputs Four Serial Ports Electrical Interference Data Rates Message Rate Plug Types RF Input to Receiver Power Connector Power Power Supply Power Consumption Physical Characteristics Dimensions approx Weight approx Display Approvals 1525 MHz to 1559 MHz 20 to 65 C 40 to 85 C 95 non condensing 3G 30 Hz x y 2 axes Max 7G 5 20 msec zero rebound 4G with optional software Command Data Auxiliary amp Utility RS 232 C 300 600 1200 2400 4800 9600 19200 38400 56700 1 Hz or 5 Hz 10 Hz and 20 Hz optional DB9 Connectors TNC female Switchcraft En3C3F 10 V DC to 22 V DC 250 500 mA at 12 V DC Height 60mm Width 150 mm Length 225mm 1 25 kilogram LCD Complies with European and USA EMI EMC OmniSTAR a Fugro Group Company 3100LR12D User Manual Issue 2 0 03 03 36 3100LR12D PRODUCT USER MANUAL Acronyms Used In This Manual CEMF DGPS GGA Counter Electro magnetic Force Differential Global Positioning System Global Positioning System fixed data NMEA standard GLL Geographic position NMEA standard GPS Global Positio

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