leica gs50 / gs50+
Contents
1. i E Cols CONT E E e In addition to Data Collection and Navigation the GS50 GS50 comes with additional applications Determine Coord System Configure custom datums by defin ing ellipsoids projection and trans formations Feature Management View edit and delete collected data through a graphical and tabular interface Calculator A fully functional RPN calculator Real Time Differential Options 44 GS50 GS50 4 0 0en COGO Coordinate Geometry function including inversing traversing intersections offsets and arcs For more information on gen these applications please refer to the System 500 Tech Ref Manual Cultivated Field Control Optional at cost please contact your local dealer Support optimised area measure ment and area log file This application has been developed in order to measure the perimeter lengths and areas of fields or any other parcel of land Compute tolerances according an EC guideline for farming Areas of land can be measured and coded The perimeter and size of this area can then be computed and if required this information can be written to a customisable log file The tolerance according an EC guideline for farming is computed New points can be added to or deleted from this area A graphical plot of the area can also be viewed Superior graphical segmentation of areas An area can then be divided into two smaller areas if needed The user can spec2. Ref Stn Id AULOMALIC Channel Automat ic Trans orm EWREF EDSe Ellipsoid COMT e k Your Leica GS50 is capable to work as a RTK system For the use of RTK system you need an additional Radio that receives online correction signals from a Reference station Note that only the GS50 can work as a RTK system because of its dual frequency capability To set up your GS50 as a RTK system please refer to the System 500 technical reference Manual that will guide you through the configuration GS50 GS50 4 0 0en 43 Real Time Differential Options 3 5 Offset Interface Options For data that cannot be located directly the GS50 GS50 offers offset alternatives including the use of Laser Range Finders Configuring the Data Port m To configure the GS50 GS50 for an Offset Interface press the Config button 1 Select choice 4 Interfaces 2 Select choice 5 Offset 3 Select F3 EDIT 4 Toggle USE DEVICE YES 5 Select the port you wish to use most likely 2 OKH u Ol CONF IGURE Offset Use Device Port 2 BSZ3Z Offset 2 008 M YES ONT DEVE 6 A list of devices is available by choosing F5 S A ee fil tC itti dBA C it ri n compatible 11_444 LA Disto tLaser Locator tLaserAce 300 it NEH DEFLT 3 6 GIS Application DA T 2 ll 14 Lz APPLICATION Menu Determine Coord System Feature Management Calculator COGO Cultivated Field Control
3. LEICA GS50 GS50 LEICA GS50 User Manual Getting Started with the GS50 GS50 Version 4 0 English Geosystems GS50 GS50 Sensor Congratulations on your purchase of a new Leica Geosystems GS50 GS50 This manual contains important safety directions as well as instructions for setting up the product and operating it Read carefully through the User Manual before you switch on the instrument Preface ea 2 ceed GS50 GS50 4 0 0en Product Identification The model and serial number of the GPS Sensor GS and Terminal TR are indicated on the type plate The model designation of the External Antenna AT RTB RTS is indicated on the housing Please enter them here and always refer to this information when you need to contact your agency or service workshop GPS Sensor t ziTYSpg LC SerialNo GPS Terminal Type Serial No External Antenna Typ amp GS50 GS50 4 0 0en i 3 cold Preface Symbols Used In This Manual Symbols used in this manual have the following meanings DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING Indicates a potentially hazardous situation or an unintended use which if not avoided could result in death or serious injury CAUTION AN Indicates a potentially hazardous situation or an unintended use which if not avoided may result in minor or moderat
4. 40 C 108 F and clean them Do not repack until everything is completely dry Cleaning and drying Use only a clean soft lint free cloth for cleaning If necessary moisten the cloth with pure alcohol Use no other liquids these may attack the polymer components Cables and plugs gen Keep plugs clean and dry Blow away any dirt lodged in the plugs of the connecting cables Unplugging connecting cables or removing the PCMCIA card during the measurement may cause loss of data Always switch off the instru ment before removing the cables or the PCMCIA card Care and Transport 48 GS50 GS50 4 0 0en 5 Technical Specifications The Technical Specifications for Leica Geosystems GPS equipment are contained on the following pages 5 1 GS50 GS50 Tracking Characteristics GS50 Satellite Reception Single frequency Receiver channels 12 L1 continuous tracking L1 Carrier Tracking Reconstructed carrier phase via C A code L1 Code Measurements Carrier phase smoothed C A narrow code measurements Satellites tracked Up to 12 simultaneously Time to first phase measurement typically 30 seconds GS50 Satellite Reception Dual frequency Receiver channels 12 L1 12 L2 continuous tracking Code and Phase Tracking Tracks the L1 C A Code and L2 P code to reconstruct the carrier phase When Anti Spoofing A S is activated the receiver switches to a patented P code aided tracking technique that pro
5. the entire length of both coastlines and the Great Lakes The Canadian Coast Guard CCG provides coverage in Canada for the St Lawrence River through out the Great Lakes and both coastlines In total there are over 160 stations operational worldwide Coverage currently exists in many other regions of the world including Europe Asia Australia Africa and South America Beacon reference stations are installed at precisely coordinated locations within the coverage areas Differential GPS corrections derived from these stations are broadcast from the station using a low fre quency carrier 283 5 kHz to 325 0 kHz Beacon stations typically broadcast RTCM message types 9 and 2 but some authorities may broadcast message types 1 and 2 instead The beacon service is available free of charge Some privately installed beacon stations do carry a service charge which can vary from station to station For more information users are referred to the Communication Systems International WWW site www csi dgps com GS50 GS50 4 0 0en orien Real Time Differential Options The GS50 GS50 has a default configuration set to be used for the beacon service After installing the Real Time Beacon RTB module choose the BEACON configuration set RTCM message types 9 and 2 from the DATA COLL Begin panel By default the unit will begin to track beacon signals using an automatic search algorithm You can manually tune the
6. a choice list in GlSDataPro or on the sensor There are two ways to create a choice list on the GS50 GS50 Either create it with a CXT file or create it in the New Attribute panel To create a choice list on the sensor with an Ascii CXT text file use a normal text editor on your PC List the values you like to use and save the text file with the same name as the attribute name Use the exten sion CXT for the Ascii text file so that the GS50 GS50 can identify the file as a choice list Getting Started With New Equipment CA GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd Copy the CXT File to your PC Card in the Folder CODE and use the sensor transfer 05 codelist and F6 More to transfer the CXT to your sensor After transferring the CXT file to the sensor the choice list is available for the attribute Select the Code with the CXT cre ated choice list and press F5 LIST in the ATTRIBUTION panel to display the choice list To select a value toggle with the up and down key between the different values and select the right value with ENTER To create a choice list in the field enter the New Attribute panel and create a new attribute Set a default value to the attribute and LIST F6 will appear LIST F6 allows you to create a choice list To fill the choice list with values change to the ATTRIBUTION panel highlight the attribute and press ENTER Type in a new value and add the value with ADD
7. appear on the screen END SHIFT CE when the terminal is activated Q CE E r TT YU o Pressing Shift followed by F1 will 0o00 F Yann OOOO always activate the Help screen CAPS Pressing F6 will quit the Help and a a return you to the screen you were on Alternatively pressing Shift followed 9 STATUS by F6 will quit the current application Use the Esc key to step back to the previous screen at any time Use the Shift key when the Shift symbol f is displayed to reveal further choices on the softkeys F1 F6 Use the CONFIG key to enter the Configuration menus at any time The CE key is used to clear the last character entered when entering names numbers etc into the receiver Use the ENTER key to confirm an entry into the system Use the STATUS key to access status information at any time Use the Cursor keys to move around the screen The keys F7 F10 are user definable function keys They can be defined to execute commands or access any screen of your choosing System Description GS50 GS50 4 0 0en 2 2 GIS DataPRO Post processing Software GIS DataPRO is used for data collection preparation and data post processing Please refer to the Getting Started with the GIS DataPRO Office Soft ware User Manual for more details GS50 GS50 4 0 0en oie System Description 3 Getting Started With New Equipment Getting Started With New Equipment 3 1 GIS DataPRO Post Processin
8. cables available on request Operation Code Code Phase Static 30 cm 1 cm Kinematic 30 cm 1 cm ga Baseline precision is dependent upon various a factors including the number of satellites tracked constellation geometry observation time ephemeris accuracy ionospheric disturbance multipath and re solved ambiguities GS50 GS50 4 0 0en cia Technical Specifications Leica Geosystems AG Heerbrugg Switzerland has been certified as being equipped with a quality system which meets the International Standards of Quality Management and Quality Systems 1SO standard 9001 and Environmental Management Systems ISO standard 14001 667267 4 0 0en Printed in Switzerland Copyright Leica Geosystems AG Heerbrugg Switzerland 2002 Original text TOM _1SO 9001 150 14001 Total Quality Management Qur commitment to total customer satisfaction Ask your local Leica Geosystems agent for more information about our TQM program Seica Geosystems Leica Geosystems AG CH 9435 Heerbrugg Switzerland Phone 41 71 727 31 31 Fax 41 71 727 46 73 www leica geosystems com
9. range finders are supported e LTI Criterion 400 e LTI Criterion compatible e Leica Laser Locator e MDL LaserAce 300 e Leica Geosystems Disto pro4 e Leica Geosystems Disto pro4a e Laser Atlanta You can configure your GS50 GS50 to interface with your laser range finder from the CONFIGURE OFFSET panel gz Please see the Technical Reference Manual for more information Please use only the special designed cable that is delivered with the device Wrong cable may damage your device As soon as you are tracking a minimum of 4 satellites the accuracy icon is visible indicating good position quality and the antenna is positioned close to the feature you should press F1 OCUPY 11 8435 7 3 Point BUTION Pole Coge Note Pos Quality ASA M Attrib i i STOP es EF CLEAR This activates logging of raw data and the panel changes accordingly Notice that the position mode icon has changed to static mode indi cated by a symbol of a tripod During data logging attribute infor mation can be entered into the appropriate input fields In this example Pole 1 has been entered for Attrib 1 If ESC is pressed during an attribu tion process is ongoing the user is asked if the collected data should be stored or deleted GS50 GS50 4 0 0en oe 2920 Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd Once a sufficient amount of raw data has bee
10. BUTION Edit panel 3 Press F1 CONT to update the waypoint 4 This will bring you back to the waypoint list Select the next waypoint you wish to navigate to and press ENTER 5 Repeat steps 3 and 4 until all waypoints have been updated Getting Started With New Equipment GS50 GS50 4 0 0en 3 4 Real Time Differential Options The GS50 GS50 can be configured to operate in real time differential mode Real time differen tial corrections can be received either by setting up your own broad casting base station or by using a differential service provider Please consult the Technical Reference Manual to learn how to set up the GS50 GS50 to receive differential corrections via your own base station Using a differential service provider will allow you to obtain real time sub meter positions without having to set up your own base station The GS50 GS50 is capable of using one of two existing real time differential service providers the coastguard beacon differential system or the Thales Landstar satellite differential system 3 4 1 Coastguard Beacon Differen tial Service Your Leica DGPS system is able to receive the coastguard beacon DGPS signals The following section describes the coastguard beacon DGPS networks In the United States the US Coast Guard USCG and Army Corps of Engineers ACE have constructed a network of Beacon stations that service the majority of the eastern United States
11. Explanation contd Local Time Battery Status The local date can be set to display either 12 or 24 hour E Battery Voltage OK clock CE Battery supplying 2 3 peak voltage A Battery supplying 1 3 peak voltage Battery empty amma External battery is in use The letter next to the batter icon indicates the battery being used A and B are the plug in camcorder batteries and E is the external battery Getting Started With New Equipment ois ar GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection The QuickStart Tutorial will guide you through a typical data collection session Each step will indicate which panel you should be viewing by displaying the menu title in brackets i e MAIN for the main menu panel Step 1 Beginning GIS Data Collection MAIN Turn on the sensor by pressing the ON button on the terminal The following panel will appear Yio Ul DATA COLL Beyin 16534 _A E Config set i Job Default Coord Sys HG54 Geodetic Codelist ilityY CONT EEY S This is the main data collection panel Pressing ESC will take you to the main menu Li amp I HE Lz wkd gji MAIN GIS Dats Collection GIS Navigation APP licatiothsaas Utilities Job CONF 1 ue e Tr ans er ans CONT IDE 09 33 d T OO bot From the main menu entering 1 on the keypad or highlighting G S Data Collection using the cursor keys and
12. F2 Use the CXT choice list when you need more than 14 values for a attribute in the choice list pA io Fil gi oe CxT File Choice cxtF CONT oT ALES gm Please note that the following attribute names are reserved for internal use and should not be created in the field NAME COLOR Z OrZ STYLE FONT SYMBOLSIZE ROTATION IT_KEY IT_RECNO IT_EDIT IT_GEONM IT_GEOID IT_STATUS IT_STIME IT_OCP IT_STD IT_PDOP IT_ANTHGT IDX_CODE IDX_INDEX GS50 GS50 4 0 0en aA Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd The codelist should now look like this HY eS Ol Lode Hote Yard perimeter H offset to road F kd ee OFFSet to aroung If you create attributes for a code then the last column of this panel will display what type of code it is P Point L Line or A Area You will see the type indication in the last column of this panel iu C LST TYPE F LST POS LONUM Selecting codes Use the up and down cursor key to move through the codes in the codelist The field on the far right of the codelist menu box indicates the type of each code point P line L or area A After highlighting the desired code press F1 CONT to begin data collection To continue our example select the Pole code Step 7 Logging point data ATTRIBUTION In this step you will collect the spatial attribute position information for
13. II CSS GS50 GS50 4 0 0en Eee Getting Started With New Equipment 3 3 3 QuickStart Tutorial GIS Navigation Update contd Step 3 Setting your reference mark NAVIGATION You should now be in the main navigation panel gt FE Ut Li amp A al NBUTGATTONS Test Orient In ia Te ana The GS50 GS50 will allow you to orient your target point with respect to the sun last point known point line or North or a direction arrow When using the direction arrow the user must be in motion for the sensor to correctly orient To choose your orientation 1 Highlight the Orient field and press ENTER 2 Select your reference mark from the listbox and press ENTER Step 4 Navigating to a waypoint NAVIGATION 1 Highlight the waypoint list field and press ENTER The following panel should appear HHn Ol NAVIGATIONS wetediega 28 58 i eS ee See The waypoint listbox will display the waypoint number on the left and the attached code on the right 2 Highlight the desired waypoint and press ENTER After selecting the waypoint and the reference mark one of two panels will be shown If you are further than 100m the waypoint you will see the macro navigation panel Applicable for the Arrow orientation z35 19 ri BRKKKX a mae M Left xk XS i Cut 510 948 m GuUalitys 19 m E ti INIT The macro navigation pa
14. RTB module by pressing the CONFIG key and choosing the Interfaces option F5 CTRL will allow you to manually enter the beacon frequency you wish to track Jw Li 6 SE i ill LONMFIGURE INter taces lt Inter face Fort Device 1 Resl Time Hoci 1 NMEA OULPUt ASCII Input a a a CONT EDIT CTRL eNUM 3 4 2 Satellite based Landstar System RTS Your Leica DGPS system is able to receive the LandStar DGPS signals The following section describes the LandStar DGPS networks and how to access service for different parts of the world Racal LandStar is a global differen tial GPS DGPS data service which provides accurate and reliable DGPS corrections in real time The following international Racal LandStar services are currently available e North America e South amp Central America e Europe amp Northern Africa e Central amp Southern Africa e Middle East amp Western CIS e Asia Pacific e Australia amp New Zealand The LandStar reference stations are installed at precisely coordinated locations within the coverage areas Differential GPS corrections derived from these stations are sent via dedicated data connections to the LandStar hub and control center Here the information is checked for quality and performance before being processed and formatted into a stream of correction messages and wide area data for uplink to the LandStar satellites The LandStar satellites broadcast RTCM messa
15. antenna types coding methods etc Several default configuration sets exist which cover standard data collection scenarios For information on how to create configuration sets please refer to the hardware refer ence manual on the GIS DataPRO software CD GS50 GS50 4 0 0en oe 2 Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd If no real time differential corrections are used i e you do not have the RTCM differential beacon module attached to the sensor you should select the GIS_PP PP Post Processing configuration set You can make this selection either by using the cursor left key to toggle between all available configuration sets until GIS_ PP appears or you can highlight the input field and press ENTER Then a listbox comes up showing all available sets Di Ae cil Ul Default l srs Default Default Default CONT NEW JEDIT DEL INFO aNUM Now use the cursor up or cursor down key on the terminal to highlight the GIS_PP line Then press ENTER or F1 CONT Step 3 Choosing your Job name DATA COLL Begin Jobs are used to organize and structure the data you collect in the field Jobs can comprise an unlimited number of points together with all related information raw measure ments codes etc It is suggested to create a new job whenever you start a new project Upon formatting the memory device i e PC Card or internal memo
16. ata on the PC The data is then read by GIS DataPRO and copied to the project database Repeat the import process for each sensor that was involved in the fieldwork of your project e Process the data Use the SKI Pro wizard to process any data not collected with real time differential If your job includes data collected both with and without real time differential the SKI Pro Wizard will automatically identify and differ entially correct non corrected data After the data has been processed it can be edited and exported to your GIS GS50 GS50 4 0 0en 47 Real Time Differential Options 4 Care and Transport Care and Transport Transport When dispatching the instrument always use the complete original Leica Geosystems packaging case and cardboard box Never carry the instrument loose in a road vehicle It can be affected by shock and vibration Always carry it in its case and secure it When transporting the instrument by rail air or ship always use the complete original packaging case and cardboard box or its equiva lent to protect it against shock and vibration Storage Temperature limits Respect the temperature limits 40 C to 70 C 40 F to 158 F when storing the instrument particularly in summer if the instru ment is inside a vehicle Damp instruments must be unpacked Dry the instru ment the case the foam inserts and the accessories at not more than
17. d in the configuration collection can not only be monitored by accuracy but driven by it Using Auto stop the GS50 GS50 can automatically log a point when it meets with user defined conditions Those most applicable to GIS in clude e Accuracy Define the horizontal and vertical tolerance e Positions Define the number of collection epochs GHS ge A CONFIGURE Occupation Settings Normal YES ATTU acur OCUP Mode AULO Stop TOP R TME CONT JR TME Threshold settings allow for addi tional coordinate quality checks to be performed for static points or kin ematic lines and areas e Monitor the horizontal vertical or 3D tolerance for points and verti ces No more zingers e For those post process users the DOP mask will ensure autono mous collection as well RNs e Ol ima COMFIGURE Threshold Settings Ava Limits Pos 1 688 th AVG Limits Hat 2 8688 mM Monitor Ce None Monitor Ln Ares ETP pop a E Real Time Differential Options 46 GS50 GS50 4 0 0en 3 8 Processing Data In The GIS DataPRO Software To import and process the data proceed as follows Switch on the computer start Win dows start GIS DataPRO e Import the data For each sensor you must import the data into GIS DataPRO Office Select Import File from the toolbar Follow the instructions that appear on the screen You may wish to create a new project before storing the d
18. d or modify an object e Press Shift then F2 PtLST to display a list of available points Pressing shift again wil display additional browsing and filtering tools e Choose add and the point becomes a vertex on your line or area Getting Started With New Equipment 34 GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd Line Segmentation While collecting line data it is possi ble to segment the line to enter different attributes without stopping collection e Press Shift then F5 SEG and you will be promted to enter information corresponding to the attributes of the new segment Segmentation does not currently support offset data Step 9 Ending data collection You can now quit the data collection panel by pressing SHIFT F6 QUIT This brings you back to the main menu Pressing SHIFT F6 will always allow you to termi nate data collection even during a site occupation In this case you will loose all data collected since press ing OCUPY As soon as you are back to the main menu the PC Card may be re moved The PC Card icon will contain a down arrow indicating that it is ok to remove the PC Card sl You can now switch off the sensor Once power is off disconnect all cables and put all equipment back into the shipping case GS50 GS50 4 0 0en oss Getting Started With New Equipment 3 3 3 QuickStart Tutorial GIS Navigation Update The GS50 GS50 all
19. dd any already measured point out of the point list Code Note as a new node Pos Quality 6 85 M Attrib 1 The panel should return to the code for which data collection has been paused NESTONODE CLEAR e Press F4 RESUM to finish the line or area or e Press F2 NESTD to collect another nested feature GS50 GS50 4 0 0en ee Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd After completing collecting data for the line press F1 STOP You can nest an unlimited number of lines areas or points When returning to a line or area after nesting it is important to return to exactly the same position otherwise the posi tion estimate will be degraded Displaying Information and graph ics While collecting line or area data it is possible to display the object being collected and to review infor mation such as perimeter and area e Press Shift then F4 PLOT to display the line or area or e then Press F5 INFO to display perimeter and area e Press F4 REDRW to update graphical and numeric infor mation Bs You can review point line and area data at any time using the Point Line Area manager found in the Application group of the main menu Refer to the Tech Ref Manual for more information Creating vertices from previously collected points While collecting line or area data it is possible to use previously col lected point to create appen
20. e injury and or appreciable material financial and environmental damage Bs Important paragraphs which must be adhered to in practice as they enable the product to be used in a technically correct and efficient manner Preface a 4 eT GS50 GS50 4 0 0en Overview Introduction System Description Getting Started With New Equipment Care and Transport Technical Specifications GS50 GS50 4 0 0en ME Soar Overview CO 1 Introduction cccecceceececceceececeeeeecueeeeeeauees 7 3 5 Offset Interface Options ccccccsssessseessteserees 44 3 6 GIS Application ccs odio cheedicavessienesscnctsvesdidvesasnes sess 44 2 System Description ccccccssesesssesesseeees 8 3 7 Special Features ccccccccsecceecccseeeseeeseeeseeeesaees 45 2 1 GS50 GS50 SONSOF a 8 3 7 1 Max Trak ee pe a 45 2 2 GIS DataPRO Post processing Software 11 3 7 2 Auto Stop and Threshold Settings T 46 3 8 Processing Data In The GIS DataPRO Software 47 3 Getting Started With New Equipment 12 3 1 GIS DataPRO Post Processing Software q2 4 Care and Transport cesses 48 3 2 Receiver Hardware c ccccccesecceeeeseeseeeeseeeeeens 12 P 3 2 1 Charging batteries eee ceeeeeeeeeee 42 9 Technical Specifications 49 3 2 2 Setting up the GS50 GS50 for field data 5 1 GS50 GS50 Tracking Characteristics 49 collection onosasnonennenanonnaenoninieririnrarin
21. edefined configuration set or create your own Bs In order to navigate to waypoints you must choose a configuration set that supports real time data collection Also make sure you are referencing the correct coordinate systems F6 CSYS 3 Highlight and press ENTER on the Waypoints field The waypoint project that you transferred onto the PCMCIA card should appear in the Waypoints listbox 4 Highlight and press ENTER on the Collect to field Only applicable for ASCII waypoint files 5 Highlight and press ENTER on the Codelist field to select a codelist to use for the navigation field up date project 6 Press F1 CONT to continue with waypoint navigation You can also read waypoints from an ASCII file Press the F4 ASCII key to change the source of the waypoints from a Job to an ASCII file You can also configure the ASCII file pressing F4 ASCII again This will take you to the CONFIGURE Pt ASCII File Format panel HA SS e 2 Gi te CONFIGURE Pt ASCII File Format Delimiter a iF East Pos ZF North Pos 3Y Height Pos dY Example IdsE gt Nohie22223 CONT DEFLT The ASCII file should be placed in the Data directory on the PCMCIA card When navigating from an ASCII file you will need to write the data collect to to a Job AM tS y eA HANI GAT ION Config Sete Haypoints amp Collect tor Lodelist Test Antenna RT combined Ant Heaarite 2 8688 M CONT LOG ASC
22. elist called Utility Enter the word Utility in the Name input field and press ENTER Press F1 CONT to return to the codelist menu box The Utility codelist should now appear in the menu box Make sure the Utility codelist is highlighted and press ENTER Getting Started With New Equipment 24 GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd Now all required settings for a typical data collection session are made The Data Coll Begin panel looks the following 16 454 Config Set GIS_PP Job Def sult Coord sys WGS 64 Geodetic Codelist Utility Antenna ATS 1 Pole er a Pressing F1 CONT finishes this start up sequence az Please Note that the Antenna setting appears only in Advanced mode and can only be changed in the configuration set Step 5 Selecting or creating codes for data collection FEA TURING You are now in the FEATURING panel This panel allows you to select or create codes for data collection Codelists can also be created using the Codelist Manager module within the GIS DataPRO software If in the previous step you selected an existing codelist a number of codes should appear in the codelist box If you created a new codelist in the previous step this listbox should be empty Creating codes If your codelist contains no codes your codelist menu box should look like this x ee Code Note al Press F2 C LST to chan
23. ertain reasons 2D navigation can become disabled with the configuration Please check the Technical reference for more infor mation If the accuracy icon does Ss not become visible even after one or two minutes then the sensor is still not tracking satellites One cause for this is the receiver receiving signals at a location more than 500km from the startup posi tion If this is the case then the receiver will download a new alma nac This will take about 15 minutes Another cause for the receiver not tracking is a faulty antenna cable connection Please check whether the antenna cable is connected properly to both the sensor and antenna If you re in an open area with no obstructions the number of satellites used should correspond to the number of visible satellites However in obstructed areas such as urban canyons or forested areas it is unlikely that the receiver will be able to track all the satellites in the sky This is nota problem but will degrade the accu racy of measurements slightly Consequently please keep monitor ing the accuracy icon If you are getting no position at all check if the DOP Filter in the configuration setting is configured to a small value Once the Accuracy Status icon appears data collection can begin Getting Started With New Equipment 20a GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd Power Status The battery status icon loca
24. g Software To install the GIS DataPRO software 1 Insert the CD ROM into the CD drive of your PC 2 Execute the Setup command 3 Follow the instructions that appear on the screen Both a hardware and software user manual can be found on the CD in PDF format The software itself contains a com prehensive online Help System 3 2 Receiver Hardware 3 2 1 Charging batteries Charge the batteries with the Leica Geosystems battery charger pro vided GEB121 GEB70 or GEB71 batteries may be used to power the GPS equipment The GEB121 batteries may be charged using GKL111 or GKL122 chargers The battery chargers are intended for indoor use only Use a battery charger in a dry room only never outdoors Charge batter les only at an ambient temperature between 10 C and 30 C 50 F to 86 F We recommend a tempera ture of 0 C to 20 C 32 F to 68 F for storing the batteries Use only the Leica Geosystems batteries chargers and accessories or acces sories recommended by Leica Geosystems The GEB70 and GEB 71 batteries may be charged using GKL122 with charging cables GKL23 or GKL22 chargers Refer to the appropriate manual when using the chargers To attain full battery capacity for new GEB121 batteries it is essential to repeat between three and five complete charge discharge cycles Getting Started With New Equipment EER GS50 GS50 4 0 0en 3 2 2 Setting up the GS50 GS50 for f
25. ge types 1 and 2 to users Redundancy of equipment and communication datalines together with continuous 24 hour monitoring ensures the quality reliability and integrity of the system Real Time Differential Options 42 GS50 GS50 4 0 0en 3 4 2 Satellite based Landstar System RTS contd The LandStar service is subject to a service charge which varies from country to country The end user is required to complete a Subscription Agreement before the service can be activated For more information users are referred to the LandStar WWW site www thales landstar com The GS50 GS50 has a default configuration set to be used for the LandStar service After installing the Real Time Satellite RTS module choose the RACAL configuration set from the DATA COLL Begin panel By default the unit will begin to track LandStar satellite signals using an automatic search algorithm You can manually tune the RTS module by pressing the CONFIG key and choosing the Interfaces option F5 CTRL will allow you to manually enter the RACAL satellite frequency you wish to track SH fv ff COMFIGURE Interfaces i Real Time 3 NMEA OULpPUtL ASCII Input Offset Meteo CONT L EDIT ETRE NUM To change the pre transformation of datum to the given datum of the public reference system open the CONFIGURATION Racal panel and select the right Transformation DA Ys e OL COMFIGURE Racal i 644 7 JE
26. ge to the CONFIGURE Coding panel and Press F3 CODES followed by F2 ADD to create a new Code Use the right or left cursor key to choose the code type point line or polygon Enter the name of the code and a note about the code optional in the appropriate input fields GS50 GS50 4 0 0en re Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd As an example we will create a point code named Pole We will input the following note in the note field Offset to road The note field can be used to describe the manner in which data is collected for a particu lar code In this example we are measuring the pole location from the road Press F1 CONT to continue DRI To E Sus all Code Type Code Code Note 16 8S A 3 Pole offset to road CONT ATRIB We will also create codes for both line and area types DA 3 te all MANAGE New Code Code Type Pur line Code n Lode Note UF Ffset to ground MANAGE Hew Code Code Type Code a Fla ant Code Note Yard perimeter CONT CATR a Pressing F4 ATRIB on any of these panels will allow you to create attributes for your code ae Li 16 A COMFIGURE New Attribute a Cade Tupe m Coge Code Note Choice list New F2 adds an attribute to the code The use of Choice lists helps to set the right value to an attribute You can either create
27. hat resides on the PC Card then follow these steps to format the PC Card From the main menu press 4 on the terminal or use the Cursor key to highlight the line Utilities then press ENTER alternatively press F1 CONT If only lines 1 to 3 are visible at this stage press F4 SHOW first Then press 2 to get access to the Format Memory Module panel or alternatively use the Cursor key to navigate to Format Memory Module and press ENTER again alterna tively press F1 CONT You are now in the Utilities Format Memory Module panel el Format Memory Module 14 57 DA S ts UTILITIES Device Buick format YES eS a E E lf you want to format the PC Card just press F1 CONT to format the card Alternatively if you have purchased the internal memory option and would like to format it press ENTER A listbox opens which allows you to select the internal memory wl Format Memory Module Bods Hs co UTILITIES Device GUIckK Formats Internal PC Carg Use the cursor key to highlight Internal then press ENTER Then press F1 CONT in order to start the formatting process of the internal memory If at this point you do not wish to format the memory device simply press ESC instead of F1 CONT This keystroke brings you always a step back into the previous panel without execution of any command Once the formatting of the card is completed the MAIN pa
28. ield data collection The following will outline the steps 3 Attach the TR500 terminal to the necessary to set up the GS50 sensor either directly or via a GS50 sensor for field data collec connection cable by plugging it tion into the TERMINAL port on the sensor 1 Connect the antenna to the sensor using the antenna cable 2 Plug two GEB121 batteries into the backside of the sensor Alternatively you may want to power the sensor externally In this case connect the external power source to the Power port on the front of the sensor Bs For an external power source use only the Leica Geosystems battery pack ora stable 12V source gm 4 Insert a PC Card into the sensor Lock the lid carefully after insertion of the card in order to prevent water and dust from getting inside the sensor es Never insert or remove PC cards with the system powered on Your GS50 GS50 sensor is now fully ready for operation GS50 GS50 4 0 0en ae Getting Started With New Equipment 3 2 2 1 Formatting your memory card optional By activating the format command all data will be lost Make sure that all important data which resides on the PC Card is properly backed up before reformatting the card If you want to reformat the internal memory make sure that all important data is first transferred to the PC lf a PC Card is being used for the first time with the GS50 GS50 or you wish to delete all data t
29. ify the ratio of the division of the two areas and navigate to the points which divide the area if re quired Different attributes can be attached to the original area as well as for the segments Bs For more information please contact you local dealer 3 7 Special Features 3 7 1 Max Trak Max Trak mode allows the sensor to continue to track satellites even under the most difficult conditions such as tree cover To change between Max Trak and Max Accuracy Press the CONFIG key change to 1 Data Collection and select 2 Satellite Once the MaxTrak mode is selected the satellite icon on the TR500 will change to show that MaxTrak is active DA Yo L lt Al 15 09 m JE CONF IGURE Satellite Eley Mask J 10 Track Mode Max ACCU AaCcuT Lossoflock Ho Beep ea a a a a GS50 GS50 4 0 0en a 45 E0 Real Time Differential Options A hot key can be configured to switch between MaxTrak and MaxAccuracy track mode with one button opera tion Additionally the Loss of Lock signal can be turned on and off in this panel ks It is not possible to import phase data into SKI Pro Wizard that has been collected when the MaxTrak was selected Only code solutions can then be computed in post processing It is recommended that care should be taken when post processing data that was collected when MaxTrak was active 3 7 2 Auto Stop and Threshold Settings Using the auto stop and threshold setting provide
30. ion of any automatically incrementing number Num End Defines the end position of any automatically incrementing numbers Auto Inc Defines whether the number will increment automatically at subsequent points Num Inc Defines the amount by which any automatically incrementing number will increment Cursor Pos Defines the position at which the cursor will start at Press CONT F1 save changes to the template Step 8 Logging line and area data ATTRIBUTION In this step you will collect the spatial attribute position information for your Pwrline line code Area codes are collected in exactly the same way From the FEATURING panel select the Pwrline code and press F1 CONT This will bring you to the ATTRIBUTION panel Pressing F4 OFFS will allow you to enter an offset to the desired line or area code Offset information is entered by specifying a distance and the relative direction where this offset will be applied to the left and or right of the actual line feature In case you are working with left right offset applied to line or area features please ensure to avoid sharp turns in direction during measurement otherwise the computation of offset lines may result in far off laying points GS50 GS50 4 0 0en ie eT Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd To avoid such scenarios the system gives a suggestion for the minimum node di
31. ion to the ability to view and delete points along an object the new navigation function allows the user to add or edit new points along the complex object While you are in the Graphic screen SHIFT F2 REDO allows you to add an additional new data stream Both the existing feature and the newly measured feature are displayed simultaneously Ot 16 i7 ie OA fou tl 245042516 First node Selected _ SCALE lt L1 a L 2345042851705164 23450425_1703556 Step 5 Verifying or updating waypoint information MANAGE Edit Point After navigating to the waypoint and collecting position information you can check the feature s non spatial attribute information 1 Highlight the waypoint field and press ENTER 2 To edit the waypoint s attributes press F3 ATTRIB The following panel should appear at Lt 5 ATIGI Id Point Code Code Note choice DISPU NEMA DEFLT CLEAR STORE NEWN JATRIB DEL The ATTRIBUTION Edit Point panel allows you to change a waypoints attached code as well as its at tributes Generally waypoints will have been created by converting an existing code into a waypoint in the office software Please refer to the Getting started with GIS DataPRO Office Manual The attributes from the initial data collection will remain with the waypoint since the code is attached These attributes can be checked and updated in the field from the ATTRI
32. irm the creation of a new job name Press ESC if you want to leave this field without creating a new job Pressing F6 QUIT has the same effect After pressing F1 the list of available jobs is updated and now also shows the job Test 14 36 DA Ye Ol CONT NEW EDIT DEL DEVCE xHUM Now press F1 CONT to confirm the selection of the newly created job Step 4 Choosing your codelist DATA COLL Begin A codelist is simply a list of codes or features Codes are the building blocks of the codelist and may be thought of as features Codelists are selected in the usual way first use the cursor down key to get this input field highlighted Then use the cursor left key to toggle among the several options until the correct one appears Alternatively you can press the ENTER key to get a listbox from which the choice can be made or a new codelist can be created Please note that you must select a codelist in order to collect data GS50 GS50 4 0 0en 23a Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd Creating a new codelist This codelist will not have any codes associated with it Step 5 will explain From the codelist menu box press how to create new codes F2 NEW to create a new codelist name m The following panel should appear BM te 7 Oise CONFIGURE Codelist Name Creator CONT e a a a As an example we will create a cod
33. ize point names You can access ID Templates from CONFIG Data Collection ID Templates From the CONFIGURE ID Templates panel press F2 NEW to create a new Point ID Template HS 3S st Of CONFIGURE OCUPY PLs Pid Mode Change to Indiv Pole itt Num Start 6 Num Erg 7 Auto Ine YES Hum LAG 1 Cursor Pos ae a ee eee Getting Started With New Equipment 30 GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd To define your own Id Template press NEW F2 You will be able to specify the Id the start and end position of automatic numbers the amount by which they increment at each point and the default position of the cursor Note that leading spaces cannot be accepted In case you are using the standard Time and Date ID template setting you have the choice to change the first four ID digits from the Sensor ID to the used Code Press F3 EDIT in the CONFIGURE ID Tem plates panel and toggle between Sensor Id and Code with the left or right arrow keys If you select Code the point ID will have the Code name in its first 4 digits Id Displays the way in which the template is currently configured You may also enter any standard text here that you would like to see in the ld Template In this example the standard text is the word Point The symbols indicate automatically incrementing numbers Num Start Defines the start posi t
34. n collected you can stop data collection by pressing F1 STOP az Data collection times will depend on the situation If the unit is being used as a reference for post processing then data must be continually logged until all roving receivers have stopped collecting data If the unit is operated as a roving receiver the site occupation time depends mainly on the baseline length and your accuracy require ments The FEATURING panel will appear again You can now choose a differ ent code for data collection or continue collecting more features with the same code The receiver will default back to the previously col lected data The antenna must not be moved while point data is logged otherwise the quality of the collected data will be degraded The PC Card must not be removed while in the ATTRI BUTION panel If the card is taken out of the sensor all stored data might be corrupted preventing GIS DataPRO from successfully reading the data on the card You can change the dis played Quality information from the CONFIGURE Operation Formats panel DOP and positional quality can be displayed If needed the TR500 terminal can be disconnected and reconnected while logging data When reconnect ing the terminal the same panel will reappear Using Point ID Templates By default the GS50 GS50 uses the time and date stamp to uniquely identify point features You can define a point ID template to custom
35. nel displays the reference mark as a triangle the target as a circle and your position as a cross hair at the center of the circle Getting Started With New Equipment GS50 GS50 4 0 0en 3 3 3 QuickStart Tutorial GIS Navigation Update contd If you are within 500m of the waypoint you will see the micro navigation panel Navigation arrow Probably the easiest way to navi gate the Arrow orientation allows you to follow the arrow and while observing the distance to target h sit 2 all HAW IGATION Test OrFriert La OS ee 11 45 FE STDIINIT The micro navigation panel displays the reference mark at the top of the screen the target as a circle at the center of the panel and your position as a cross hafr 3 Navigate to the waypoint and press F1 OCUPY to collect posi tion information 4 To view your location relative to the navigation objects Navigate by Line And the ability to navigate along a line defined by Two points EELS aw al iaj NAVIGATION Test Orient Liner amp amp 5 EEE OCUPYPOLAR a RETRWNESTI GS50 GS50 4 0 0en Sea Getting Started With New Equipment 3 3 3 QuickStart Tutorial GIS Navigation Update contd Navigate by Line or Area Navigation by Line or Area allows the user to navigate along a complex object observing their location plus in relation to the object and the vertex x of interest In addit
36. nel will reappear Getting Started With New Equipment Laie GS50 GS50 4 0 0en 3 3 Using the GS50 GS50 Sensor 3 3 1 Before you begin 3 3 1 1 Icon Explanation The top part of the GS50 GS50 sensor panel contains several symbols icons which indicate the current system status we Li 5 ee 10 4543 i 5 A 2 i Accuracy No Visible GSM Battery Status Satellites Status Status MAPORI y Local iti o Satellites emory Time pog used on L1 L2 Status Radio Auto Position Observation Recording elas Recording Status Status Please note that the GS50 is an L1 code only receiver Accuracy Status High Precision Navigation cm level available with the RTK option on GS50 EE Precision Navigation 0 5 5m level ee Navigation lt 100m When no position is available no icon is shown Position Mode A Static the GPS Antenna should be held stationary Fl Moving The GPS Antenna may move The Position Mode is governed by the type of operation defined in the Configuration GS50 GS50 4 0 0en See Getting Started With New Equipment 3 3 1 1 leon Explanation contd No Visible Satellites The number of theoretically visible satellites according to the current almanac is displayed This number depends on the last computed position within the receiver and the current almanac No Satellites used on L1 L2 When an Accuracy Status icon is displayed the number of satellites currently used fo
37. on 5 for technical specifications System Description ORT 8 SET GS50 GS50 4 0 0en 2 1 GS50 GS50 Sensor contd GPS Receiver The TR500 terminal fits either directly on the receiver or can be connected to the terminal port using a cable A radio modem or an RTB module can also be fitted directly to the receiver Alternatively if the housing is not being used the radio modem can be connected to Port 1 or Port 2 using a cable The GS50 has an additional Port Port 3 at the upper left side of the front plate that can be used also for Power data in out put The antenna is connected to the receiver via the ANT Port External power can be connected via a cable through the power port PWR or Port 2 9 8 7 1 5 pin Lemo Power a 2 Power ON OFF mae 3 GPS Antenna in I TBo 4 Port 2 5 pin Lemo Power data in out w s 5 Pressure equalization vent i 6 Port 1 8 pin Lemo Power data in out i E NE 7 PC Card door fees 8 Terminal in out or Remote Interface in out ia an A ee 9 Port 3 8 pin Lemo Power data in out Q Loj i Q onnu W GS50 only lS poe RE Bo 1 2 3 4 5 6 GS50 GS50 4 0 0en Es System Description 2 1 GS50 GS50 Sensor contd Terminal TR500 The terminal keyboard is a QWERTY layout designed for use in tempera ture extremes and also for gloved hands if necessary The six keys F1 F6 at the top of the keyboard correspond to the six F3 F4 F5 F6 softkeys that
38. ows you to collect update and verify field information The following steps show you how to bring your data out into the field to ww update and verify them Step 1 Transfer the waypoint project to the sensor After creating the waypoint project on the PC Please see Getting started with GIS DataPRO office transfer all the project files to the sensor 1 Copy the waypoint project files to the Geodb directory on the PCMCIA card The waypoint project files are lo cated in the following directory Leica Geosystems GIS DataPRO Data Projects Your Project Name Waypoint Waypoint projects will have the prj prefix Step 2 Beginning GIS Data Navi gation NAVIGATION Begin The second step in GIS Navigation is to set the appropriate navigation parameters These parameters are set in the NAVIGATION Begin panel 1 Choose GIS Navigation Update from the main menu The following panel should appear 16 Sra FE DHS ee Ol config Sete BEAHCUN T Waypoints Def sult Tar get Tupe Point Codelist z Electr ict Antenna ET combined Ant Heights 2 8688 M CONT JASCIIL css Getting Started With New Equipment se GS50 GS50 4 0 0en 3 3 3 QuickStart Tutorial GIS Navigation Update contd The NAVIGATION Begin panel allows you to set your configuration set the source job for your waypoints the codelist and the antenna type 2 Highlight and press ENTER on the Config Set field Choose a pr
39. r the position computation is shown Satellites that are tracked with a poor signal quality are not shown When no Accuracy Status icon is displayed the number of tracked satellites are shown irrespective of the signal quality Please note that since the GS50 is an L1 code only receiver the number of satellites used on L2 will be blank Radio Status we ial If two radio modems are being used simultaneously the icon will alternate between each modem Radio Transmitting blinks Radio Receiving blinks GSM Status The GSM phone is connected to the network If this icon blinks the GSM phone is either trying to connect to or disconnect from the network Getting Started With New Equipment ici GS50 GS50 4 0 0en 3 3 1 1 Icon Explanation contd Memory Status Internal Memory selected PC Card selected Safe to remove PC Card Memory Empty and E Memory Full Memory level Indicator Has 12 levels between Observation Recording Status ae Fan The receiver is recording raw GPS observa tions in Stationary mode The receiver should be held stationary mapi The receiver is recording raw GPS observa tions in Moving mode The receiver may move Auto Position Recording Status a Positions are being recorded automatically according to distance Li Positions are being recorded automatically according to time GS50 GS50 4 0 0en Eee Getting Started With New Equipment 3 3 1 1 leon
40. rarinrnrrnrnran 13 92 OPS AMENNAS sesesatusdbansntnasenveeseddernan ecennawiaaenintes 50 3 3 Using the GS50 GS50 Sensor ccecceceeeeeeee 15 5 3 Equipment Weights ccccssccsecceeeseseceeeseeeeaes 50 3 3 1 Before you begin ececceccessescescesersesseees 15 DAF ONO ance Grvasbaaree waitin E seen weaDaenccnne 50 3 3 2 QuickStart Tutorial GIS Data Collection 19 5 5 Environmental Specifications cccceeceseeeeeees 50 3 3 3 QuickStart Tutorial GIS Navigation Update 36 5 6 Separation Distances cccceccceecceeeeeeeesaeeeeeees 51 3 4 Real Time Differential Options cc cecceeeeees 41 5 7 Baseline Precision cccsccseccseeceseceeeceeeeeeesenes 51 3 4 1 Coastguard Beacon Differential Service 41 3 4 2 Satellite based Landstar System RTS 42 Contents aee cate GS50 GS50 4 0 0en The Leica Geosystems GIS DataPRO system is com posed of both hardware and software components Hardware GS50 GS50 TR500 Antenna Leica GIS DataPRO Software GIS DataPRO The hardware consists of the GS50 GS50 sensor TR500 terminal and antenna This is used in the field to collect and record spatial position and non spatial attributes 1 Introduction Introduction After the data is collected in the field the GIS DataPRO office software allows you to import edit and export the data to your GIS The software can also be used to design codelists which allow
41. ry optional a default job is automati cally created You can decide whether you like to create manually jobs or a automati cally generated job everyday you are using the GIS Data Collection To activate the automatically creation press the CONFIG key change to 3 General and select 5 Start Up Highlight the new Job field and select New Job per day You can either use this Job straight away or you can create Your own job by doing the following Move the cursor up or cursor down key of the terminal into the input field for jobs Then press ENTER The following listbox will appear TERE Now press F2 NEW The following panel appears OH S i e JOB Hew JOR Hame Description 14 27 Ol Lre eator Device FPL Card el a a re Getting Started With New Equipment CA GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd You can now enter a name for a new job press ENTER upon completing the input of the name Input fields for description and creator are optional and can be left blank fill 14 35 i i 5 Hew Job JOB Hame hescriptions Test Creator Device OE eee eee ee As an example we can create a new job called Test By default the new job will be stored on the PC Card You can change the storage location to the internal memory by toggling the Device input field to Internal Pressing F1 CONT will conf
42. stance of lines areas when offset left or right is used The value is calculated by half of the line area offset In the ATTRIBUTION Distance panel press F1 CONT to accept the suggested value for the minimal Node distances The minimal distance value can be changed within the ATTRIBUTION panel by pressing SHIFT F3 DIST Bs Line and area offsets will only work for real time data collection There are three ways to collect line or area data streaming by time streaming by distance or noded Streaming Line Data by Time Begin logging line data by pressing F1 START Notice that the GS50 GS50 begins making measure ments at a constant rate default is 1 Hz and informs you of how many nodes have been measured l gda S A s e Of 1 Teszt Lihe Code Pur line Code Hote Offset to ground Pos Gualitus A684 M Attrib i 3 11 pone measured STOP NESTO PAUSE The line area data log rate can be changed from the CONFIGURE Position panel Streaming Line Data by Distance You can also measure lines and areas by distance From the line attribution panel press Shift F3 DIST H 11 163 STAT BUTTONS Cl hi st aro Min Point dist for line srea Distance m Ea EA er ee re ee Enter the desired distance between nodes and press F1 CONT You will be taken back to the line attribution panel Press F1 Start to begin collecting the line or area feature by distance This configura
43. ted on the far right side of the status line conveys two pieces of information First which power source is being used and second the voltage level of the current power source The GS50 GS50 can be powered by three sources one of two internal batteries A or B or one external source E The battery status icon will indicate which power source is being used The battery status icon indicates the voltage level of the currently used battery in 4 different stages from full fully black to 2 3 to 1 3 to empty clear Memory Status The memory status indicator is composed of two icons The icon on the left indicates which memory device is being used internal memory or external PC Card The icon on the right indicates the avail able memory in the selected memory device This icon has 12 levels between full all black and empty clear Bs You must have either an internal memory device optional or a PC memory card installed in the GS50 GS50 to proceed with GPS data collection Step 2 Choosing your Configura tion Set DATA COLL Begin Some basic decisions have to be made in this panel which configura tion set should be activated in which job the raw data should be stored and which antenna set up should be used A Configuration Set Config Set is a collection of sensor parameters needed to perform various methods of data collection These include data recording rates data formats
44. then pressing ENTER or F1 CONT will bring you back to the main data collection panel Upon power on you will see the Number of visible Satellites icon indicating the number of satellites which are theoretically visible at the current location and time Usually this number varies between 4 and 12 depending on the satellite geom etry This number is based on the GPS Almanac saved in the GS50 GS50 sensor and the last com puted position by the system This number does not indicate the number of satellites the system is tracking GS50 GS50 4 0 0en Epes Getting Started With New Equipment 3 3 2 QuickStart Tutorial GIS Data Collection contd Next to this symbol you ll find the Number of Satellites used on L1 and L2 The number indicates the currently tracked satellites on L1 and L2 Note that only the GS50 will show tracking on L2 because of its dual frequency capability On initial start up this number will read O since it takes about 30 seconds to start tracking satellites Both Number of visible satellites and Number of satellites used icons will change from time to time reflecting changes in the satellite geometry due to either the rise of new satellites or the setting of descending satellites Position Fix Indication The GS50 GS50 sensor will compute a 2D position once 3 satellites are tracked A 3 D position will be computed once a minimum of 4 satellites are tracked Note that for c
45. tion will remain in memory until the receiver is powered down Getting Started With New Equipment LA GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd Noded Line Data The antenna must not be Nested data collection moved while noded data is You can also collect data at the logged otherwise the quality of the While collecting line or area data it nodes of the line i e where the line collected data will be degraded is possible to interrupt the current changes direction Move to the first data collection and collect data for node in the line and press F3 Node You can change the number any other code in your codelist The A counter will appear on the panel of positions which are following outlines the steps neces and will count up to 5 Five observa collected for a static node in the sary to collect a nested point tions are recorded at each node Configuration setting from the Repeat this for as many nodes as CONFIGURE Occupation panel with e Press F2 NESTD are needed Once a minimum of two F4 NODES or via the CONFIG key Select any code from the nodes are collected the F1 DONE followed by 2 Operation and 2 codelist key will appear Press F1 DONE to Occupation Settings Press F1 OCUPY START to end the line data collection begin the nested data collec tion e Press F1 STOP to stop the nested data collection While you are in the Attribu tion panel Shift F2 PtLst allows you to a
46. vides full L2 carrier measurements and L2 pseudoranges Satellites tracked Up to 12 simultaneously Time to first phase measurement typically 30 seconds GS50 GS50 4 0 0en 49 Technical Specifications 5 2 GPS Antennas 5 5 Environmental Specifications ATSO1 pa Instrument Operation Storage Microstrip L1 antenna with built in groundplane GS50 GS50 00 C to 55 C 40 C to 70 C AT502 AT501 AT502 40 C to 75 C 40 C to 75 C L1 L2 dual frequency antenna with build in ground RTB Antenna 30 C to 70 C 40 C to 80 C plane RTB Module 20 C to 70 C 40 C to 85 C Leica PC Cards 59 C to 70 C 40 C to 75 C all sizes ad equiperant Weights Optional internal E E memory GS50 1 15 kg GS50 1 25 kg Humidity Up to 95 non condensing Weather Will withstand rain snow dust sand etc Antennas AT501 AT502 0 4kg 5 4 Power Power consumption GS50 maximum 5 5 Watts GS50 GS50 maximum 7 Watts excluding radio Supply Voltage All equipment Nominal 12V DC Range 11 16V DC Technical Specifications 50 GS50 GS50 4 0 0en 5 6 Separation Distances 5 7 Baseline Precision GS50 GS50 AT501 ATS02 Antenna The following specifications are based on measurements processed using GIS DataPRO software and are given Supplied cables 1 2m or 2 8m as baseline rms root mean square Optional Cable 30m l q Longer
47. you to customize the field data collection process to suit your needs To learn more about the GIS DataPRO office software please consult the Getting Started with the GIS DataPRO Office Soft ware User Manual GS50 GS50 4 0 0en o A Introduction 2 System Description System Description 2 1 GS50 GS50 Sensor The GS50 GS50 sensor consists of both ahandheld terminal TR500 and the GPS receiver itself The GPS receiver receives the GPS signal from the NAVSTAR satellites and calculates a range to the satel lites that are visible The GS50 is a 12 channel L1 code and phase GPS receiver Phase measurements are used internally to smooth pseudorange measurements for higher code positioning The GS50 is a 12 channel L1 12 channel L2 code and phase GPS receiver The standard GS50 records L1 L2 code and phase measurements for post processing and RTK purposes Data can be stored for post process ing in Ski Pro or GISDataPRO Baselines can be calculated with a precision of 5 10mm 2 ppm With a radio modem the receiver can be used for RTK measurements Coordinates can be calculated with a precision of 1cm There are several Antennas avail able GS50 e AT501 tracks L1 only e RTB RTS Combined Antennas track L1 and RTCM Differential signals GS50 e AT502 Dual frequency antenna e AT 503 Dual Frequency Coke Ring Antenna e AT504 JPL Design Dual Frequency Choke Ring Antenna Please see secti
48. your Pole point code It is time to check again the icons on the top of the display The position icon should be available the position mode icon still indicates moving the number of satellites visible icon should display a number greater or at least 4 and the number of used satellites will generally be the same as the number of visible satellites if you are in a relatively open area We are now in the ATTRIBUTION panel For the Pole code the panel should look like the following Getting Started With New Equipment O GS50 GS50 4 0 0en 3 3 2 QuickStart Tutorial GIS Data Collection contd A4 22p DA Ys r Ol Point Code Pole Code Note offset to road Pos Quality 8 05 mM Attrib 1 M i OFFS CLEAR Pressing F4 OFFS will allow you to enter an offset to the desired point code You can enter this offset in one of five ways e Bearing and Distance e Double Bearing e Double Distance e Chainage and Offset Advanced e Backward Bearing amp Distance Once a hidden point was measured with bearing and distance method a LAST F2 button becomes visible that allows you to select the last meas ured Point within the hidden point option If you like to select a point out of the existing points shift F2 PtLST will lead you to the existing point list The GS50 GS50 interfaces to a number of laser range finders that will allow you to accurately measure offset distances and angles The following laser
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