1. TOPCON Network RTK Recommended Hardware Configuration for rovers

2. Topcon Wireless Hardware Configuration • Topcon Hiper+ GNSS Receiver • FC-100 Field Controller • FC-100 Cradle • SIM Card (Data Line) • Bluetooth Card, CF Type • Fixed Height Pole 1 2 3 6 4 5

3. Configuration for using NetworkRTK services provided by the SMO of the Lands Department of the HKSAR- One-time initial rover setting using GSM communication • Press button for 2 seconds to switch on the Field Controller.

4. Click TopSURV icon to start the GPS+ Software.

5. Click the “New” icon to open a new job file.

6. Input a new Job Name at the Name field, then Press the “Next>>” icon.

7. Click the “…” icon under GPS+ Config to create a new setting

8. Click the “Add” icon to create a customized network GPS configuration.

9. Input a name for the configuration at the Name field. In Type field, choose “Network RTK”, In Corrections field, choose “FKP”, then click the “Next>>” icon

10. Select ”RTCM 2.1” in RTK Format field. • Input the Elevation Mask. Default value is 15 deg., then click the “Next>>” icon.

11. Choose “Receiver” in “Modem Connect” field. Then Click “Next>>”.

12. Choose “Int. Hiper(GSM)” in Radio Modem field; “C” in Port field; “None” in Parity field; “8” in Data field; “38400” in Baud field; “1” in Stop field. Then Click the “Next>>” icon.

13. Input Base Phone Number at the Base Phone Numb field and click the “Add” icon. Click the “Next>>” icon to go to next page.

14. Choose Ant Type to “Hiper+” and input the Ant Height & Measurement method in Meas Type field. Then the click “Next>>” icon.

15. Click ”Next>>” to skip the mmGPS page.

16. In Survey Parms Page, input the survey parameters based on surveying requirements. Click the “Next>>” icon.

17. In Stk Parms Page, input/select the parameters based on respective setting out requirements. Click the “Next>>” icon to continue.

18. Set Satellite System to “GPS” and set RTK Position to “Extrapolation” or “Matched Epoch”. Then click the “Finish” icon.

19. The Surv Config page is shown again. The customize Network GPS Surv Config has been set. Click the “Finish” icon to start your Network GPS Survey.

20. Procedure for using Topcon Hiper+ GNSS receiver for Network RTK Survey

21. 1a. Press “ “ button to switch on the Hiper+ GNSS Receiver. If FC-100 is off, turn it on and run TopSURV GPS+.

22. 1b. Create a New Job (or open an existing job and go to Procedure 9)

23. Input a new job Name and click the “Next >>” icon (For new job only)

24. Choose your Pre-set GPS+ Config* for Network RTK. Then click the “Next >>” icon. *Remarks: Please refer to One-time initial rover setting using GSM communication. (For new job only)

25. In Coord System page, choose “HK80” in Projection field and then click the “Next>>” icon. (For new job only)

26. In Units page, choose the suitable units (meters and DMS are default values) then click the “Next >>” icon (For new job only)

27. 6. Setup the display item and sequence to fit the job in Display page. After setting all the display parameters, click “Next >>”. (For new job only)

28. 7. Set the alarms parameters in Alarms page and then click “Finish”. (For new job only)

29. 8. In Surv Config Page click the “Finish” icon to start the Network RTK Survey. (For new job only)

30. 9. In TopSURV main page, Click the “ “ icon to connect the Hiper+ GNSS receiver with the FC-100 Controller via Bluetooth. (After a new job has been create or an existing job has been selected)

31. 10. In Obs Mode page, check the Bluetooth box and click the “OK” icon.

32. 11. The FC-100 will search the GNSS receiver automatically. Click the “Refresh” button to search again when required.

33. 12. The serial no. of the receiver is shown on the screen after searching. Highlight the serial no. and click the “Select” icon to choose the receiver.

34. 13. After connecting the receiver and the controller, the Bluetooth icon will change from “ “ to “ “.

35. 14. To start Network RTK work, choose “Topo” under the “Srv” menu.

36. 15. In Topo page, click the “ “ icon to set up the GSM modem.

37. 16. Choose “Config GSM”.

38. 17. Choose the base station phone no. and click the “Dial” icon.

39. 18. Wait until “Modem is connected” is displayed. The Rover can now receive correction signals from the Network RTK Base Station. Then click “OK” to perform the Network RTK Survey.

40. 19. Position the Hiper+ receiver on a survey point and click “Start” while “fixed” solution is shown.

41. 20. Click “Accept” icon to record measured coordinates or wait until Epoch count has been finished. The measured coordinates will be saved automatically if the solution is “Fixed”.

42. 21. After completing all the survey, click the “ “ icon to disconnect the GSM modem. Choose “Config GSM”.

43. 22. Click the “Hangup” icon.

44. 23. Wait until “Modem Status: Off” is displayed. The GSM is disconnected. Click “OK” to continue.

45. 24. Click the “Close” icon to return to the Main Page.

46. Exporting Survey Data

47. 25. In Main Page, choose Export to File under the “Job” menu

48. 26. In “To File” page, set Data Type as “Point” and Format as “NEZ”, then click the “Next” icon.

49. 27. In Coord System Page, choose HK80 Coordinates System or other desired coordinates systems, then click the “Finish” icon.

50. 25. Choose the destination path for saving the file. (Data can be saved in internal memory of the Field Controller or in memory card (SD Card). After inputting the “file name” in Name field, click the “OK” icon.