Related Manuals for Hemisphere GPS A325
Summary of Contents for Hemisphere GPS A325
- Page 1 Product Name A325 GNSS Smart Antenna Quick Reference Guide User Guide Part No. Part No. 875-0318-000 Rev D2...
- Page 2 , the Hemisphere GNSS logo, A100 , A20 , A21 , A220 , A221 , A30 , A31 , A320 ® A321 , A325 , A42 , A52 , AC110 , AerialACE , AgJunction , AirStar ® ® AirTrac , AutoMate...
- Page 3 Notice to Customers Contact your local dealer for technical assistance. To find the authorized dealer near you: Hemisphere GNSS 4110 9th Street S.E. Calgary, Alberta, Canada T2G 3C4 Phone: 403- 259-3311 Fax: 403-259-8866 precision@hgnss.com www.hgnss.com Technical Support If you need to contact Hemisphere GNSS Technical Support: Hemisphere GNSS 8515 East Anderson Drive, Suite A Scottsdale, Arizona, US 85255...
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Page 4: Table Of Contents
Contents Chapter 1 Introducing the A325 Smart Antenna ..........1 A325 Overview ....................2 Key Features ....................3 Multi-Function Application (MFA) Software ............ 3 Parts List ......................4 Product Support ....................4 Chapter 2 Installing the A325................5 Ports and Connections ..................6 LED Display ..................... -
Page 5: Chapter 1 Introducing The A325 Smart Antenna
Chapter 1: Introducing the A325 Smart Antenna A325 Overview Key Features Multi-Function Application (MFA) Software Parts List Product Support A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2... -
Page 6: A325 Overview
Figure 1-1: A325 smart antenna The A325 allows you to focus on the job at hand with fast startup and reacquisition times as well as an easy-to-see LED status indicator for power, GNSS, and Bluetooth. With a durable enclosure that houses both antenna and receiver, the A325 can be powered through various sources making it ideal for a variety of applications. -
Page 7: Key Features
A325 (Table B-4 on page 23) as well other technical specifications. Multi-Function Application (MFA) Software Your A325 may include MFA software that allows you to set the positioning (mode) hierarchy of your device. To verify if your A325 contains MFA software send the $JAPP command to the A325; the response indicates whether you have MFA as follows: •... -
Page 8: Parts List
Radio cable, 2 m 051-0313-000 Product Support If you have questions regarding the setup, configuration, or operation of the A325, contact your local dealer. For additional support information see “Technical Support” on page ii (just before the Contents page). A325 GNSS Smart Antenna User Guide... -
Page 9: Chapter 2 Installing The A325
Chapter 2: Installing the A325 Ports and Connections Communication Mounting the A325 Powering the A325 Connecting to External Devices Default Parameters Configuring the A325 A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2... -
Page 10: Ports And Connections
CAN, NMEA 0183 serial, and binary LED Display The A325 uses a single LED (see Figure 2-1) that provides system information based on the color and pulse of the LED as follows: •... -
Page 11: Communication
Note: To use the A325 in a NMEA 2000 network requires NMEA certification. The A325 supports a number of NMEA 2000 messages that can be transmitted on a CAN bus. Table 2- 2 shows the PGN, description, level, default update rate, and frequency of each message. - Page 12 Receiver Autonomous Integrity Monitoring (RAIM) application. ® This table contains information found in the NMEA 2000 Standard manual. NMEA 2000 is a registered trademark of the National Marine Electronics Association. A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2...
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Page 13: Mounting The A325
• Do not run cables near high voltage or strong RF noise and transmitter sources Improperly installed cables near machinery may cause injury or death. Mounting Options The A325 allows for the following mounting options: • Magnetic mount • Surface mount •... -
Page 14: Magnetic Mount
Chapter 2: Installing the A325 Magnetic Mount The magnetic mount can be screwed into the bottom of the A325 and mounts to metal surfaces. A metal disc and foam adhesive are included with each magnetic mount. Use the foam adhesive to bond the metal disc to the desired mounting location if there are no metal surfaces. -
Page 15: Powering The A325
The A325 uses a single cable for power and data input/output. Note: A power/data cable is not supplied with the A325 but is available as an accessory item. See Table 1-1 on page 4 for a list of accessory items. The following information refers to using the accessory item cables available from Hemisphere GNSS. -
Page 16: Connecting To External Devices
Speed out Green Note: For successful communication, the baud rate of the A325 serial ports (Port A and Port B) must be set to match that of the devices to which they are connected. A325 GNSS Smart Antenna User Guide... -
Page 17: Default Parameters
Hz to 20 Hz Max DGPS age: 259,200 sec Elevation mask: 5° Configuring the A325 You can configure the A325 through the serial port using Hemisphere GNSS commands. For example, you can: • Select one of the two on-board applications •... -
Page 18: Chapter 3 Gps Overview
Chapter 3: GPS Overview GPS Operation Differential Operation A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2... -
Page 19: Gps Operation
Autonomous positioning capabilities of the A325 will result in positioning accuracies of 2.5 m 95% of the time. In order to improve positioning quality to better than 0.6 m 95%, the A325 is able to use differential corrections received through the internal SBAS demodulator or through externally- supplied RTCM corrections. -
Page 20: Appendix A Troubleshooting
Appendix A: Troubleshooting A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2... - Page 21 Appendix A: Troubleshooting Table A-1 provides a list of issues with possible solutions to help you troubleshoot anomalous A325 operation. Refer to Appendix B, “Technical Specifications” if necessary. Table A-1: Troubleshooting Issue Possible Solution Receiver fails to power • Verify polarity of power leads •...
- Page 22 “receiver” of the RTCM input port) Non-DGPS output • If using RTK, ensure receiver is properly authorized for RTK by sending a $JI command or a $JK command A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2...
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Page 23: Appendix B Technical Specifications
Appendix B: Technical Specifications A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2... - Page 24 Appendix B: Technical Specifications Table B-1 through Table B-7 provide the GNSS sensor, horizontal accuracy, L-band sensor, communication, power, environmental, and mechanical specifications for the A325. Table B-1: GNSS sensor specifications Item Specification Receiver type GNSS L1 and L2 RTK with carrier phase...
- Page 25 4.09 H x 5.71 D (in) Weight <558 g (<19.7 oz) Status indicators (LED) Power, GNSS lock, and Bluetooth communication Serial port extension Bluetooth communication Power/data connector 12-pin male (metal) A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2...
- Page 26 Depends also on baseline length Requires a subscription from L-band service provider Receive only, does not transmit this format Note: Eclipse receiver technology is not designed or modified to use the GPS Y-Code. A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2...
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Page 27: Index
11 power consumption hot start specification 22 specification 23 power on LED 6 input voltage specification 23 receiver performance 16 receiver specifications 22 JDIFFX,EXCLUDE 4 autonomous accuracy 22 JDIFFX,INCLUDE 4 A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2... - Page 28 23 specifications, see receiver specifica- tions 22 storage temperature specification 23 surface mount 10 timing accuracy specification 22 update rate specification 22 warm start specification 22 weight specification 23 A325 GNSS Smart Antenna User Guide PN 875-0318-000 Rev D2...
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Page 29: End User License Agreement
End User License Agreement IMPORTANT - This is an agreement (the "Agreement") between you, the end purchaser ("Licensee") and Hemisphere GNSS Inc. ("Hemisphere") which permits Licensee to use the Hemisphere software (the "Software") that accompanies this Agreement. This Software may be licensed on a standalone basis or may be embedded in a Product. Please read and ensure that you understand this Agreement before installing or using the Software Update or using a Product. - Page 30 positioning and navigation accuracy obtainable with the Software as stated in the Product or Software documentation serves to provide only an estimate of achievable accuracy based on specifications provided by the US Department of Defense for GPS positioning and DGPS service provider performance specifications, where applicable. WARRANTY DISCLAIMER.
- Page 31 TERMINATION. Licensee may terminate this Agreement at any time without cause. Hemisphere may terminate this Agreement on 30 days notice to Licensee if Licensee fails to materially comply with each provision of this Agreement unless such default is cured within the 30 days.
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Page 32: Warranty Notice
Warranty Notice COVERED PRODUCTS: This warranty covers all products manufactured by Hemisphere GNSS and purchased by the end purchaser (the "Products"), unless otherwise specifically and expressly agreed in writing by Hemisphere GNSS. LIMITED WARRANTY: Hemisphere GNSS warrants solely to the end purchaser of the Products, subject to the exclusions and procedures set forth below, that the Products sold to such end purchaser and its internal components shall be free, under normal use and maintenance, from defects in materials, and workmanship and will substantially conform to Hemisphere GNSS’s applicable specifications for the Product, for a period of 12 months from delivery of such Product to such end purchaser (the ”Warranty Period”).
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