MPC OM-20000072 Manuel d'utilisateur

OM-20000072 Rev 0DModulated Precision Clock (MPC)USER MANUAL

MPC User Manual Rev 0D 10Customer ServiceCustomer ServiceEURO4 FIRMWARE UPDATES AND UPGRADESFirmware updates are firmware revisions to an existing mo

100 MPC User Manual Rev 0DIndexnavigation, 81NAVSTAR satellites, 81networkconfiguration, 25–38I/O, 21noise, 87, 93notices, 11NovAtel Inc., 2, 8–10, 97

IndexMPC User Manual Rev 0D 101TTCXO, see oscillatorstechnical specifications, 76–77, 79–80temperature, 77time to first fix (TTFF), 76tracking loops,

OM-20000072 Rev 0D 2002/03/27

MPC User Manual Rev 0D 11NoticesNoticesThe following notices apply to MPC.CSA NOTICEEach MPC unit has been tested by a Canadian Standards Association

MPC User Manual Rev 0D 12ForewordForewordCongratulations!Congratulations on your purchase of the Modulated Precision Clock (MPC).NovAtel is an industr

MPC User Manual Rev 0D 13Chapter 1 IntroductionThe MPC is a high performance, high accuracy, GPS receiver with fast data update rates and integrated

14 MPC User Manual Rev 0DChapter 1 Introduction1.1 Models and FeaturesThe MPC is available in several different firmware models whose configurations m

Introduction Chapter 1MPC User Manual Rev 0D 151.2 ACCESSORIES AND OPTIONSThe MPC can be used with the following accessories:• Power cable to connec

MPC User Manual Rev 0D 16Chapter 2 Quick StartSetting up the MPC is a straightforward process, whether you are in the field (collecting data) or back

Quick Start Chapter 2MPC User Manual Rev 0D 17A typical configuration would result from the following steps (see also Figure 2 on Page 16):1. Place t

MPC User Manual Rev 0D 18Chapter 3 MPC Setup Considerations3.1 Choose the Right AntennaThe recommended antenna is from the GPS-600 antenna series, wh

MPC Setup Considerations Chapter 3MPC User Manual Rev 0D 19CAUTIONNo warranty is made that the MPC will meet its performance specifications if a non-

2 MPC User Manual Rev 0DProprietary NoticeModulated Precision Clock (MPC) User ManualPublication Number: OM-20000072Revision Level: 0DRevision Date: 2

20 MPC User Manual Rev 0DChapter 3 MPC Setup Considerations3.2.1 10 MHz In and 10 MHz OutThere are two BNC connectors on the back of the MPC for 10 MH

MPC Setup Considerations Chapter 3MPC User Manual Rev 0D 21device’s. The MPC’s default port settings are [RS232, 9600 BPS, no parity, 8 data bits, 1

22 MPC User Manual Rev 0DChapter 3 MPC Setup Considerations3.2.4 PowerAfter initial connection of the power source to the receiver and pressing the po

MPC Setup Considerations Chapter 3MPC User Manual Rev 0D 233.2.5 RF Port & CablesThe GPS Antenna In connector is bi-directional in that it accept

24 MPC User Manual Rev 0DChapter 3 MPC Setup Considerations3.3.1 I/O Connectors and CablesBelow the VFD screen on the front of the MPC are three BNC f

MPC User Manual Rev 0D 25Chapter 4 Using the MPCBefore using MPC for the first time, ensure that you have followed the installation instructions of C

26 MPC User Manual Rev 0DChapter 4 Using the MPCthe menu is changed to ‘YES’, then the IP, SUBNET and GATEWAY rows will be assigned automatically upon

Using the MPC Chapter 4MPC User Manual Rev 0D 27The Modems Properties dialog will appear as seen in Figure 7. Figure 7: Modems PropertiesClick on the

28 MPC User Manual Rev 0DChapter 4 Using the MPCbutton. The modem installation will continue as seen in Figure 9. Figure 9: Modem Installation Contin

Using the MPC Chapter 4MPC User Manual Rev 0D 29 Figure 11: Installed Modem PropertiesSelect your connection in the Modem column and click on the Pro

MPC User Manual Rev 0D 3Table of Contents Proprietary Notice 2 Software License 8 Warranty Policy 9 Customer Service 10 Notices 11 Foreword 12 Congrat

30 MPC User Manual Rev 0DChapter 4 Using the MPCOK button.Return to the Control Panel and select the Network icon as seen in Figure 13. Figure 13: Ne

Using the MPC Chapter 4MPC User Manual Rev 0D 31 Figure 15: Select Network ServiceSelect Remote Access Service and ensure your operating system insta

32 MPC User Manual Rev 0DChapter 4 Using the MPC Figure 18: Network ConfigurationCheck the TCP/IP check box and click in the Allow Any Authentication

Using the MPC Chapter 4MPC User Manual Rev 0D 33and End addresses as shown in Figure 19 on Page 32. Click on the OK button and the Remote Access Setu

34 MPC User Manual Rev 0DChapter 4 Using the MPCThe Remote Access Admin dialog will appear as seen in Figure 22. Figure 22: Remote Access Admin on PCF

Using the MPC Chapter 4MPC User Manual Rev 0D 35On the taskbar, select Start |Administrative Tools (Common) || User Manager for the User Manager dial

36 MPC User Manual Rev 0DChapter 4 Using the MPC Figure 27: Dialin InformationCheck the Grant Dialin Permission to User check box and click in the No

Using the MPC Chapter 4MPC User Manual Rev 0D 37Change the DIRECT row status to CONNECT:YES. Once you have pressed the ENTER key, the MPC will attemp

38 MPC User Manual Rev 0DChapter 4 Using the MPC Figure 32: CONFIG CLIENT MenuYou can add\edit users and their privileges by choosing Setup in the Mod

Using the MPC Chapter 4MPC User Manual Rev 0D 39a data link capable of data throughput at a rate of 2400 bits per second or higher is sufficient for

4 MPC User Manual Rev 0D5.2.2 Connect...445.2.3 Config

MPC User Manual Rev 0D 40Chapter 5 VFD MenusThe front panel of MPC has a Vacuum Fluorescent Display (VFD) with 7 interaction keys. The panel consist

VFD Menus Chapter 5MPC User Manual Rev 0D 41where you can access any of the main functionality menus and their columns. Figure 34: Opening Menu5.1 M

42 MPC User Manual Rev 0DChapter 5 VFD Menusgroup in an editable row to be underlined. The left and right arrows move the cursor to the groups in the

VFD Menus Chapter 5MPC User Manual Rev 0D 43The information in this column is refreshed every second unless another column in the menus is being edit

44 MPC User Manual Rev 0DChapter 5 VFD Menus• LON: The current longitude in degrees, minutes, seconds and decimal seconds to 4 decimal places.• HEIGHT

VFD Menus Chapter 5MPC User Manual Rev 0D 45• MODEM: CONNECT: YES or NO depending on whether there is or is not respectively a connection via the mod

46 MPC User Manual Rev 0DChapter 5 VFD Menusmaximum). The MPC allows multiple users. Example of clients may be the administrator who has all privilege

VFD Menus Chapter 5MPC User Manual Rev 0D 47directly with each other.• GATEWAY: The address of the device that will transfer messages out of the loca

48 MPC User Manual Rev 0DChapter 5 VFD Menus• CFG MODEM HOSTThe MPC modem is preconfigured for auto-answering as a host. It will issue an IP address i

MPC User Manual Rev 0D 49Chapter 6 Software ProgramsThe MPC software for the Euro4 GPSCard and the VFD are already installed. The Modulated Precision

MPC User Manual Rev 0D 5Figures1 MPC ...

50 MPC User Manual Rev 0DChapter 6 Software ProgramsAs seen from Figure 43 on Page 49, there are four options in the Modulated Precision Clock home pa

Software Programs Chapter 6MPC User Manual Rev 0D 516.1.1.1 Logging SetupYou can set up logs for up to 5 channels on your MPC. Select a channel and c

52 MPC User Manual Rev 0DChapter 6 Software Programs Table 2: UDP Message FormatNext, choose when to send the data or set up a schedule. Choosing CON

Software Programs Chapter 6MPC User Manual Rev 0D 536.1.1.2 Parsing ResponsesClick on the Parsing Responses button to go to the Command/Response Syst

54 MPC User Manual Rev 0DChapter 6 Software ProgramsThere are three types of output in the summary:Cmd A log summary in the form:Cmd: YYYY-MM-DD hh:mm

Software Programs Chapter 6MPC User Manual Rev 0D 556.1.1.3 Logging StatsIn the Logging Control window, click on the Logging Stats button to bring yo

56 MPC User Manual Rev 0DChapter 6 Software Programs Figure 49: Set Up Configuration6.1.2.1 Set MPC NameClick on the General Setup button for the Modi

Software Programs Chapter 6MPC User Manual Rev 0D 57ID number which is imbedded in the UDP data stream (if used), see Section 6.1.1.1, Logging Setup

58 MPC User Manual Rev 0DChapter 6 Software Programs Figure 52: Disk MaintenanceClick on the Set Auto Cleanup Values button to save your selection, or

Software Programs Chapter 6MPC User Manual Rev 0D 59Service if you have any MPC questions or problems. Files that become too large can be selected he

6 MPC User Manual Rev OA45 Logging Control ...5046 Set Up

60 MPC User Manual Rev 0DChapter 6 Software ProgramsCONFIGURE PPP PORTAn example of the Configure PPP Port window is shown in Figure 56. Figure 56: Co

Software Programs Chapter 6MPC User Manual Rev 0D 61CONFIGURE MODEM PORTAn example of the Configure Modem Port window is shown in Figure 57. Figure 5

62 MPC User Manual Rev 0DChapter 6 Software ProgramsCONFIGURE ETHERNET PORTAn example of the Configure Ethernet Port window is shown in Figure 58. Fig

Software Programs Chapter 6MPC User Manual Rev 0D 63SET UP BASE STATIONTo set up your MPC as a base station, click on the Set Up Base Station button

64 MPC User Manual Rev 0DChapter 6 Software ProgramsChapter 1 Figure 60: Current Receiver ConfigurationUsed by MPC’s internal Euro4 receiver - do not

Software Programs Chapter 6MPC User Manual Rev 0D 656.1.2.6 Reload FirmwareIn the Setup Configuration dialog, see Figure 49 on Page 56, click on the

66 MPC User Manual Rev 0DChapter 6 Software ProgramsSELECT USER TO EDITClick on the Edit button in the Set Up Users window and the Edit User window wi

Software Programs Chapter 6MPC User Manual Rev 0D 67Enter a username and password for the new user. Then re-enter the password in the Re Enter Passwo

68 MPC User Manual Rev 0DChapter 6 Software Programs Figure 66: Choose Value to Plot Against TimeThe default plot shown is the Temperature Vs. Time pl

Software Programs Chapter 6MPC User Manual Rev 0D 69 Figure 67: Time Plot ExampleFigure 68 shows the key that is displayed with each plot. It is a ke

MPC User Manual Rev 0D 7Tables1 MPC Controller Models ... 142 UDP Mes

70 MPC User Manual Rev 0DChapter 6 Software ProgramsNext choose the time period for your plot. The choices range from 1 hour up to a maximum of 7 days

Software Programs Chapter 6MPC User Manual Rev 0D 71 Figure 71: L1 Carrier to Noise Vs. Elevation Figure 72: L2 Code Minus Carrier Vs. Elevation

72 MPC User Manual Rev 0DChapter 6 Software Programs6.1.4 Download DataIn the Logging Control window, click on the Download Data button. The Download

Software Programs Chapter 6MPC User Manual Rev 0D 73Each GPS week is shown in the far left of the screen. There are also three rows for each GPS week

74 MPC User Manual Rev 0DChapter 6 Software Programs Figure 76: Typical File Download WindowTo save the file to disk, choose the Save This File to Dis

Software Programs Chapter 6MPC User Manual Rev 0D 756.2 MPC Firmware Upgrades & UpdatesThe MPC includes two distinct processors in its enclosure:

MPC User Manual Rev 0D 76Appendix A Technical SpecificationsA.1 MPC Performance Position Accuracy a Standalone: L1 only 1

Technical Specifications Appendix AMPC User Manual Rev 0D 77A.2 MPC SpecificationsMPC CARDSThere are 5 cards in the MPC Euro4 GPS, Computer, Clock, P

78 MPC User Manual Rev 0DAppendix A Technical SpecificationsBACK PANEL 10 MHZ INConnector BNC femaleCapture range 5 or 10 MHz ± 5 HzSensitivity +9 dBm

Technical Specifications Appendix AMPC User Manual Rev 0D 79A.3 Port Pin-Outs Table 3: MPC COM Port Pin-Outs Connector Pin No.PPP DGPSRS232 RS232 1N

MPC User Manual Rev 0D 8Software LicenseSoftware LicenseBY OPENING THE SEALED DISK PACKAGE (ENVELOPE), YOU ARE AGREEING TO BE BOUND BY THE TERMS OF T

80 MPC User Manual Rev 0DAppendix A Technical SpecificationsA.4 Power CableThe power cable supplied with the MPC, connects from the Power Input port o

MPC User Manual Rev 0D 81Appendix B GPS OverviewThe Global Positioning System (GPS) is a satellite navigation system capable of providing a highlyac

82 MPC User Manual Rev 0DAppendix B GPS Overviewreceiver with at least six satellites in view from any point on earth, at any particular time.The GPS

GPS Overview Appendix BMPC User Manual Rev 0D 83 Figure 80: Illustration of GPSCard Height MeasurementsFrom the above diagram, and the formula h = H

84 MPC User Manual Rev 0DAppendix B GPS Overviewhairs, the centre of the shaded area is the "location" of the mean estimate, and the radius

GPS Overview Appendix BMPC User Manual Rev 0D 85positioning requires either a data link between the two stations (if the positioning is to be achieve

86 MPC User Manual Rev 0DAppendix B GPS OverviewB.4 Differential PositioningThere are two types of differential positioning algorithms: pseudorange an

GPS Overview Appendix BMPC User Manual Rev 0D 87B.5 Pseudorange AlgorithmsPseudorange algorithms correlate the pseudorandom code on the GPS signal re

88 MPC User Manual Rev 0DAppendix B GPS Overvieweffectively cancel the receiver clock offset bias. Thus, in single-point positioning, receiver clock o

GPS Overview Appendix BMPC User Manual Rev 0D 89B.5.1.2 Single-Point Averaging with the GPSCardBy averaging many GPS measurement epochs over several

MPC User Manual Rev 0D 9Warranty PolicyWarranty PolicyNovAtel Inc. warrants that its Global Positioning System (GPS) products are free from defects i

90 MPC User Manual Rev 0DAppendix B GPS Overview Figure 83: Single-Point Averaging* This graph represents typical results using position averaging.Thi

GPS Overview Appendix BMPC User Manual Rev 0D 91B.5.2 Dual Station Differential PositioningIt is the objective of operating in differential mode to e

92 MPC User Manual Rev 0DAppendix B GPS OverviewB.5.2.1 The Reference StationThe nucleus of the differential network is the reference station. To func

GPS Overview Appendix BMPC User Manual Rev 0D 93B.6 Carrier-Phase AlgorithmsCarrier-phase algorithms monitor the actual carrier wave itself. These al

94 MPC User Manual Rev 0DAppendix B GPS Overviewsearching process can more rapidly and accurately home in on the correct lane when dual-frequency meas

MPC User Manual Rev 0D 95Appendix C WAAS OverviewThe Wide Area Augmentation System (WAAS) is a safety-critical system that provides a quality of pos

96 MPC User Manual Rev 0DAppendix C WAAS Overview Figure 85: The WAAS ConceptC.1 MPC with the WAAS OptionThe L1L2W model of the MPC is equipped with t

MPC User Manual Rev 0D 97Appendix D Replacement PartsThe following are a list of the replacement parts available for your NovAtel GPS receiver. Shou

MPC User Manual Rev 0D 98Index10 MHz in/out, 20, 241PPS, 24Aaccessories, 15, 97accuracy, 76horizontal, 84positioning, 87–93reference station, 92aeria

IndexMPC User Manual Rev 0D 99DC, 23, 77dealer, 10DGPS, 20, 38differentialcorrections, 89, 91–92operation, 14positioning, 84, 86–87, 91dilution of pr