CSI Wireless GBX Manuel utilisateur
GBX
Reference Manual
Part Number 875-0018-003
Date: May 2001
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CSI Wireless Inc.
1200 -58 Avenue SE
Calgary, Alberta, Canada T2H 2C9
Telephone number: +1-403-259-3311
Fax number: +1-403-259-8866
E-mail address: info@csi-wireless.com
Web Site: www.csi-wireless.com
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Copyright Notice
Copyright 1998 by CSI Wireless, Inc. All rights reserved.
No part of this manual may be stored in a retrieval system, transmitted,
or reproduced by any means, including, but not limited to photocopy,
photograph, digitizing, or otherwise, without the prior written permission
from CSI Wireless, Inc.
FCC Notice
The GBX combination GPS/Beacon receiver complies with the Part 15,
Subpart J Emission Requirement for Class A digital devices for use in
commercial, business, and industrial environments.
The GBX combination GPS/Beacon receiver complies with relevant
sections of the following European harmonized documents:
•EN 60945 Marine Navigation Requirements
•EN 50081-1 Emissions for Residential, Commercial and Light Industry
•EN 50082-1 IMMUNITY FOR RESIDENTIAL, COMMERCIAL AND LIGHT INDUSTRY
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CSI Wireless Limited Warranty
CSI Wireless, Inc. (hereinafter referred to as "CSI Wireless") products
are warranted, subject to the conditions set forth herein below, against
defects in material and workmanship for a period of 12 months.
Warranty services will be provided through your CSI Wireless
distribution center, please contact them for shipping information. You
must retain your proof of purchasefor warranty purposes.
Limitation of Liability
The Limited Warranty contained herein replaces all other warranties,
express or implied, including warranties of merchantability or fitness for
a particular purpose. CSI Wireless hereby disclaims and excludes all
other warranties. In no event shall CSI Wireless be liable for direct,
indirect, incidental, collateral or consequential damages of any kind,
including but not limited to damages resulting from installation or use,
quality, performance, or accuracy of CSI Wireless products. This
warranty provides you with your exclusive remedies for any breach in
warranty.
Purchaser’s Exclusive Remedy
The purchaser’s exclusive remedy under this warranty shall be limited
to the repair or replacement, at the option of CSI Wireless, of any
defective part(s) of CSI Wireless receivers or accessories. Repairs
shall be made through a CSI Wireless approved service center only.
Unauthorized repairs to CSI Wireless products shall render this
warranty null and void.
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Governing Legislation
This warranty shall be governed by the laws of the Province of Alberta,
Canada. This warranty gives you specific legal rights which may vary
with Province/State and Country, and accordingly, some limitations
may not apply to you.
Conditions
CSI Wireless does not warrant damage due to misuse, abuse,
improper installation, neglect, lightning (or other electrical discharge) or
fresh/salt water immersion of CSI Wireless products. Repair,
modification or service of CSI Wireless products by unauthorized
person(s) or party(s) shall render this warranty null and void.
CSI Wireless does not warrant or guarantee the precision or accuracy
of positions obtained when using CSI Wireless products. Product
accuracy as stated in CSI Wireless literature and/or product
specifications serves to provide only an estimate of achievable
accuracy based on:
•Specifications provided by the US Department of Defense (US
DoD) for GPS Positioning,
•GPS OEM Receiver specifications of the appropriate manufacturer
(if applicable),
•Radiobeacon network performance specifications of the appropriate
agency
CSI Wireless reserves the right to modify CSI Wireless products
without any obligation to notify, supply or install any improvements or
alterations to existing products.
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TABLE OF CONTENTS
List of Figures...........................................................................................................................xiii
List of Tables.............................................................................................................................xv
Preface xvii
Organization..................................................................................................................xvii
Customer Service..........................................................................................................xix
World Wide Web Site.................................................................................................xix
Document Conventions................................................................................................xx
Notes, Cautions, and Warnings..................................................................................xx
1. Introduction.......................................................................................................................1
1.1 GPS...........................................................................................................................1
1.1.1 How it Works...........................................................................................1
1.1.2 GPS Services.............................................................................................2
1.2 Differential GPS......................................................................................................2
1.2.1 How it Works...........................................................................................2
1.2.2Real-Time DGPS......................................................................................3
1.3 DGPS Format..........................................................................................................3
1.4 Radiobeacon DGPS Service.................................................................................4
1.4.1 Radiobeacon Range.................................................................................4
1.4.2 Radiobeacon Reception..........................................................................5
1.4.3 Radiobeacon DGPS.................................................................................5
1.4.4 Radiobeacon Coverage...........................................................................6
1.5 Factors Affecting Positioning Accuracy.............................................................7
1.6 GBX Receiver Information.................................................................................10
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1.7 MGL-3 Antenna Information..............................................................................10
1.8 Antenna Signal Combiner..................................................................................11
2. Installation........................................................................................................................13
2.1 System Parts List...................................................................................................13
2.2 Receiver Layout and Connections....................................................................13
2.3 Installing the GBX Receiver...............................................................................14
2.3.1 Receiver Placement................................................................................14
2.3.2 Environmental Considerations............................................................15
2.3.3 Power Considerations...........................................................................15
2.3.4 Grounding the GBX..............................................................................16
2.3.5 Connecting the GBX To External Devices.......................................16
2.4 GBX-PRO Secondary Serial Port......................................................................18
2.5 Installing the MGL-3 Antenna............................................................................19
2.5.1 Antenna Placement To Optimize Reception....................................19
2.5.2 Antenna Installation...............................................................................20
2.5.3 Routing and Securing the Antenna Cable.........................................21
2.5.4 Connecting the MGL-3 Antenna.........................................................21
2.6 Optional Accessories..........................................................................................22
2.6.1 Magnetic Mount......................................................................................22
2.6.2 Permanent Mount..................................................................................22
2.6.3 Survey Adapter.......................................................................................22
2.6.4 ‘Y’ Data Cable........................................................................................22
3. Configuration and Operation......................................................................................25
3.1 Front Display and Keypad.................................................................................25
3.2 GBX Operating Modes.......................................................................................26
3.2.1 GBx –GPS / Beacon Receiver Mode.................................................26
3.2.2 Gx-E –GPS / External Correction Receiver Mode..........................26
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3.2.3 Bx –Beacon Receiver Mode................................................................27
3.2.4 Bx-E –Beacon Receiver Mode, External GPS Display...................27
3.3 Receiver Lock Indication.....................................................................................28
3.3.1 Position Fix Status..................................................................................28
3.3.2 Beacon Lock Status................................................................................29
3.4 Factory Default Parameters................................................................................30
3.5 Beacon Receiver Tune Modes...........................................................................31
3.5.1 Automatic Beacon Search (ABS) Mode..............................................31
3.5.2 Manual Mode..........................................................................................32
3.6 Beacon Receiver Performance -SNR Reading...............................................33
3.7 GBX Menu System...............................................................................................34
3.7.1 Start-Up Sequence.................................................................................34
3.7.2 Position Status Menu –GBx, Gx-E, and Bx-E Mode......................36
3.7.3 Satellites Menu –GBx, Gx-E, and Bx-E Mode.................................38
3.7.4 Beacon Status Menu –GBx, Bx, and Bx-E Mode............................39
3.7.5 Setup Menu –All Modes......................................................................40
3.7.6 Options Menu –All Modes..................................................................42
3.8 Configuring the Receiver....................................................................................45
3.8.1 Change Baud Rate.................................................................................45
3.8.2 Change Frequency and MSK Rate......................................................45
3.8.3Select a Beacon By Name.....................................................................45
3.8.4 Set to Automatic Beacon Search Mode.............................................46
3.8.5 Change Operating Mode......................................................................46
3.9 User Defined Beacon Table...............................................................................46
3.10 Firmware Updates................................................................................................47
4. GPS NMEA 0183 Messages..........................................................................................48
4.1 Description of NMEA 0183...............................................................................48
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4.2 NMEA Message Elements...................................................................................48
4.2.1 CSI Wireless GPS Command Center.................................................49
4.3 GBX-8M Message Activation.............................................................................49
4.4 GBX-8A Message Activation..............................................................................50
4.5 GBX-12C Message Activation...........................................................................50
4.6 GBX-12R Message Activation............................................................................51
4.7 GBX-PRO Message Activation..........................................................................52
4.8 GPS Receiver NMEA Data Messages...............................................................53
4.8.1 GGA Data Message...............................................................................53
4.8.2 GLL Data Message (All Except GBX-12R)........................................54
4.8.3 GSA Data Message................................................................................54
4.8.4 GSV Data Message.................................................................................55
4.8.5 RMC Data Message................................................................................56
4.8.6 SAT Data Message (GBX-8A and GBX-PRO only).......................56
4.8.7 VTG Data Message................................................................................57
4.8.8 ZDA Data Message (All except GBX-12R).......................................58
5. GBX NMEA 0183 Messages.........................................................................................60
5.1 GBX Supported Messages..................................................................................60
5.2 GBX Beacon Response Message.......................................................................60
5.3 GBX Beacon Commands....................................................................................61
5.3.1 Standard Commands.............................................................................61
5.3.2 Proprietary Commands.........................................................................64
5.4 GBX Beacon Queries..........................................................................................67
5.4.1 Standard Queries...................................................................................67
5.4.2 Proprietary Queries...............................................................................68
6. Troubleshooting.............................................................................................................70
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