background image

owner’s

manual

and

reference

guide

DGPS 53

integrated
GPS/DGPS receiver

DGPS53Cover.p65

8/29/00, 11:10 AM

1

Summary of Contents for DGPS 53

Page 1: ...owner s manual and reference guide DGPS 53 integrated GPS DGPS receiver DGPS53Cover p65 8 29 00 11 10 AM 1...

Page 2: ...r other electronic storage medium to be viewed for personal use provided that such electronic or printed copy of this manual contains the complete text of this copyright notice and provided further th...

Page 3: ...O USE THIS PRODUCT OR FROM DEFECTS IN THE PRODUCT SOME STATES DO NOT ALLOW THE EXCLUSION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU To obtain warranty service...

Page 4: ...all GPS DGPS equipment Although a GPS DGPS system is a precision electronic NAVigation AID NAVAID any NAVAID can be misused or misinterpreted and therefore become unsafe Use the GPS DGPS system at yo...

Page 5: ...lities Package Contents 5 Installation Mounting the DGPS 53 6 7 Connecting DGPS 53 8 9 Operation Using the DGPS 53 10 NMEA Sentences 11 18 One Pulse Per Second Output 18 Reference GPS How It Works 19...

Page 6: ...your GARMIN GPS unit Notification of Product Updates Notification of New Products Lost or Stolen unit tracking H The GARMIN DGPS 53 has no user serviceable parts Should you ever encounter a problem w...

Page 7: ...automati cally transmit navigation data Convenience May be remotely mounted in an out of the way location Receiver status information is displayed directly on the chartplotter or PC Low Power Consump...

Page 8: ...gths greater than 30 Part number 010 10284 00 It is recommended that the system be temporarily hooked up with the wiring and the unit placed at the desired installation location Then check operation w...

Page 9: ...the notches on the power data cable and DGPS 53 connector and push the connector in until it seats Turn the locking ring clockwise until the power data cable is firmly locked into position 4 Route th...

Page 10: ...the same ground terminal as the GPS unit no additional connection is required unless a separate RETURN line is provided by the GPS unit 4 Connect the RED wire from the power data cable to a 8 35 VDC p...

Page 11: ...ing a Chartplotter To the DGPS 53 DGPS 53 Chartplotter Connection 7 6 1 2 4 3 5 DGPS 53 7 YELLOW PPS 6 GREEN DGPS STATUS LED 5 WHITE REMOTE ON OFF 1 RED 8 35 VDC 2 BLACK GROUND 4 BROWN DATA IN GROUND...

Page 12: ...via the chartplotter PC or other compatible source The DGPS 53 should tune into a DGPS station within about 10 minutes The unit will store the last used frequency in non volatile memory and default to...

Page 13: ...truncated by CR LF after any data field and valid fields up to that point will be acted on by the DGPS 53 Almanac Information ALM GPALM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 hh CR LF The GPALM sentence...

Page 14: ...he current default values Current default values can also be obtained by sending PGRMCE to the board PGRMC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 hh CR LF 1 Fix mode A automatic 2 2D exclusively host must s...

Page 15: ...ty In this case an empty field is allowed e g PGRMO 3 or the mode field may contain from 1 to 5 characters 2 If the target sentence mode is 0 disable or 1 enable the target sentence description field...

Page 16: ...utputs UTC Coordinated Universal Time date and time of day in the transmitted sentences Prior to the initial position fix the date and time of day are provided by the on board clock After the initial...

Page 17: ...GSA 1 2 3 3 3 3 3 3 3 3 3 3 3 3 4 5 6 hh CR LF 1 Mode M manual A automatic 2 Fix type 1 not available 2 2D 3 3D 3 PRN number 01 to 32 of satellite used in solution up to 12 transmitted leading zeros w...

Page 18: ...and Ground Speed with GPS Talker ID VTG The GPVTG sentence reports track and velocity information with a checksum GPVTG 1 T 2 M 3 N 4 K 5 hh CR LF 1 True course over ground 000 to 359 degrees leading...

Page 19: ...3 Estimated position error EPE 0 0 to 999 9 meters GPS Fix Data Sentence PGRMF The sentence PGRMF is GARMIN Proprietary format reporting time position speed and course information PGRMF 1 2 3 4 5 6 7...

Page 20: ...in 0 5 kHz steps 2 Beacon bit rate 0 25 50 100 or 200 bps 3 Beacon SNR 0 to 31 4 Beacon data quality 0 to 100 5 Distance to beacon reference station in kilometers One Pulse Per Second Output The highl...

Page 21: ...ing the orbital information for that satellite and for every other satellite in the system Each satellite transmits a message which essentially says I m satellite X my position is currently Y and this...

Page 22: ...GPS receiver at the beacon transmitter site will not have corresponding corrections When four or more satellites received by the DGPS 53 have corresponding corrections the result is a highly accurate...

Page 23: ...ring periods of thunderstorm activity Other sources of interference such as alternator motors ignition systems and VHF can also affect signal reception Alternator ignition interference can be minimize...

Page 24: ...you get further away from the DGPS broadcast station Satellite Geometry A minimum of 4 satellites are required to determine a 3D position At times additional satellites are required due to their plac...

Page 25: ...r bit rate selected 2 Accuracy not as expected Poor satellite geometry exists or too few satellites are visible Interference to GPS antenna and or beacon antenna exists Multipath signals being receive...

Page 26: ...ion MSK Minimum Shift Keying MSK Bit Rates 25 50 100 200 bps Interfaces Input RS 232 or NMEA 0183 4800 baud Input Sentences Binary Magnavox PSLIB Starlink Output RS 232 4800 baud Output Sentence RTCM...

Page 27: ...LEVUE IGN Efate and Erromango Islands 14 BERMUDA 1957 Bermuda Islands 15 BOGOTA OBSERVATORY Colombia 16 CAMPO INCHAUSPE Argentina 17 CANTON ASTRO 1966 Phoenix Islands 18 CAPE CANAVERAL Florida Bahama...

Page 28: ...AY ASTRO 1961 Midway Island 54 MINNA Nigeria 55 NORTH AMERICAN 1927 Alaska 56 NORTH AMERICAN 1927 Bahamas excluding San Salvador Island 57 NORTH AMERICAN 1927 Central America Belize Costa Rica El Salv...

Page 29: ...obago 85 SOUTH ASIA Singapore 86 PROVISIONAL SOUTH CHILEAN 1963 South Chile 87 SANTO DOS Espirito Santo Island 88 SAO BRAZ Sao Miguel Santa Maria Islands Azores 89 SAPPER HILL 1943 East Falkland Islan...

Page 30: ...Installation 6 9 Interference 6 7 M Manual Tuning 13 Mounting the Receiver 6 9 N NMEA 10 24 NMEA Received Sentences 11 13 NMEA Transmited Sentences 14 18 O On Off Switch 6 8 9 One Pulse Per Second Out...

Page 31: ...DGPS53Cover p65 8 29 00 11 10 AM 3...

Page 32: ...et Olathe Kansas 66062 U S A GARMIN Europe Ltd Unit 5 The Quadrangle Abbey Park Industrial Estate Romsey SO51 9AQ U K GARMIN Asia Corporation No 68 Jangshu 2nd Rd Shijr Taipei County Taiwan www garmin...

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