Manuel d'utilisation / d'entretien du produit 18X du fabricant Garmin
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GPS 18x TECH NICAL SPECI FICA TIONS Gar min Int erna tio nal, Inc. 1200 E. 151 st Olath e, KS 66062 USA Street 190 - 00879 - 08 Revisio n D October 2011.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page ii © 2008 – 20 11 Garmin Ltd. or its subsid iaries Gar min Int erna tio nal, Inc 1200 Eas t 151st S treet , Olathe , Ka nsa s 66062, US A Tel. 913/397. 8200 or 800/ 800.1020 Fax 913/ 397.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page iii TABLE OF CONTENTS 1 Intro duction ..............................................................................................................................1 1.1 Cauti ons ........
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page iv 4.2.8 Track Ma de Good and G round Sp eed (VTG ) ................................................................................................ . 18 4.2.9 Geographi c Positi on (GLL ) .
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 1 1 1.1 CA UTIONS INTRODUCTION CAUTION The GP S system is operated by the government of t he United States, which is so lely respo nsible for its ac curacy and maint ena nce.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 2 1.2 LIMITED W ARRANTY This Garmin product is w ar ranted to be free from defects in materi als or workmanship for one year from the date of purchase. With in this per iod, Gar min will, at its sole op tion, repair or replace a ny components that fail i n normal use.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 3 1.3 OVERVIE W The GPS 18 x series products include an embedded receiver and an an tenna.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 4 1.5 GPS 18 x SER IES There are several differen t versions of GPS 18 x available. Refer below for a list of t he three major divisions of the GPS 18 x Series. 1.5.1 GPS 18 x USB The GPS 18 x USB interfaces to a computer with an avail able USB port.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 5 1.6 TECH NICAL SPECIFICA TIONS Specifications are subject to ch ange without notice. 1.6.1 Physical Characteristics 1.6.1.1 Siz e 61 mm (2. 4 inc hes) i n diam eter and 19.5 m m (0.77 inch es) in hei ght 1.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 6 1.6.2.5 Environmental Characte ristics • Operating Temperature: - 30°C to +80°C (- 22°F t o +176°F) • Storage Temperature: - 40°C to +90°C (- 40°F to + 194°F) 1.6.3 GPS Performance 1.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 7 1.6.4.3 G PS 18 x PC, G PS 18 x LV C, & GPS 1 8 x- 5Hz Protocols • NMEA 0183 Version 2.0 or N MEA 0183 Vers ion 2.30 (V ers ion 2.0 i s fa ctory de fault , programmabl e by data field 7 of the PGRMC 1 sentence described in section 4.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 8 2 The GPS 18 x LV C/1 8 x- 5Hz interfaces to a serial port. The unit accepts TIA - 232 - F (RS - 232) level inputs and transmits vo lta ge leve ls fro m gro und to the i npu t volt age , T IA - 232 - F (RS - 232) polar ity.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 9 Figure 2. PDA Serial Port Interconnection Figure 3. Basic NMEA Device Interconnection.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 10 3 The central threaded recess accepts a m etric M3 threaded b olt. The recess is approximately 4 mm deep (4.32 +/ - 0.0 8 mm). T he fo llo wing d rawi ngs s ho w exa mple geo metri es fo r mounti ng har d ware i n ca s e you wish to des ign your o wn c usto m mo unt.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 11 UN ITS : M IL LIM E TER S Figure 5. GPS 18 x Suction C up M ount Cent er Hole Dim ensions UN ITS : M IL LIM E TER S Figure 6.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 12 4 The interface protocol design of th e GP S 18 x PC, LVC, and GP S 18 x- 5Hz products is based on t he National Marine Electronics Association ’s NMEA 01 83 ASCII interface specificatio n.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 13 4.1.2 Sensor Initialization Information (PGRMI) The $PGRMI sentence provides i nformation used to initialize the GP S sensor’s set po sition and time used for satellite acquisit ion.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 14 4.1.4 Additional Sensor Configuration Information (PGRMC1) The $PGRMC1 sentence pro vides addition al inform ation used t o conf igure t he GPS sens or operation. Conf iguration parameters are stored in non - volatile m e mory and retained between power cycles.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 15 4.2 TRANSMITTED NME A 018 3 SENTENCES The subsequent paragraphs define th e sentences that can be transmitted by the GPS 18 x PC and LV C. 4.2.1 Sentence Transmission Rate Sentences are transmitted with respect to the u ser selected ba ud rate.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 16 4.2.2 Transmitted Time The GPS senso r outp uts Coordinated Universal Time (UTC) date and time of day in the transmitted sentences. Before the initia l position fix, the on - board clock provides the date a n d time of da y.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 17 4.2.4 Global Positioning System Fix Data ( GG A ) $GPGGA,<1>,<2>,<3>,<4>,<5>,<6>,<7>,<8&g.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 18 4.2.7 Recommended Minimum Specific GPS/TRANSIT Data (RMC) $GPRMC,<1>,<2>,<3>,<4>,<5>,<6>,<7>.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 19 4.2.11 GPS Fix Data Sentence (PGRMF) $PGRMF,<1>,<2>,<3>,<4>,<5>,<6>,<7>,<8>,<9>,.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 20 4.2.15 3D Velocity Information (PGRMV) $PGRMV,<1>,<2>,<3>*hh<CR><LF> <1> True east velocity, - 514. 4 to 514.4 m eters/ second f or GPS 18 x P C/LVC; - 514.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 21 The accuracy of th e five - pul se - per - sec ond outp ut i s ma intained only whil e the GPS 18 x- 5Hz can comput e a valid position fix.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 22 The follo wing is a list of the Gar min GPS 18 x Earth datum indices an d the corresponding earth datum name (including the area of ap.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 23 44 KER T AU 1948– West Malay s ia, Singapore 45 L.C. 5 AST RO – Ca yman B ra c Isla nd 46 L IBERIA 1964 – L iberia 47 LUZON – .
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 24 83 PROVISIONAL SOUTH AMERICAN 1956 – Bolivia, Chil e, Colombia, Ecuador, Guyana, Peru, Venezuela 84 SOUTH AMERICAN 1969 – Argentin.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 25 In B inar y Outp ut mode, GPS 18 x series pro ducts will trans mit packets once per second. The record contains prim arily post - proces s informati on such as position and velocity informa tion.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 26 The sat ellit e data has a record ID of 0x72 with 84 (0x54) data by tes. The data bytes contain data for 12 satellites as descri bed below .
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 27 Position Record The Position Record has a record identif ier of typedef struct { float alt; float epe ; float eph; float epv; int fix;.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 28 DLE and ETX bytes: Sample C code to receive th e two records should filter DLE and ETX bytes as descri bed belo w : typedef enum { DAT.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 29 In certain cases, you may need to change the default baud rate of your Garmin GPS receiver while in Garmin mode.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 30 P r o b l e m: It is possi ble for Windows to incorrectly interpret t he NM EA 0183 outpu t of the GPS 18x PC as the output of a Microso ft Serial B allPoint Mouse. W hen that ha ppens, Wind ows loads d rivers for the Ser ial BallPo int Mouse.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 31 4. Select the s erial p ort to whic h the GP S 18 x is connected. Select Auto to have the program auto matically dete rmine the b a ud r ate, or select Manual to manually select the b aud r ate of the GPS 18x.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 32 The Garm in Sensor C onfiguration Softwa re ( SNSRCFG . exe ) co nfigur es t he GP S se nsor s ba sed on user - selected parameters.
190 - 00879 - 08 GPS 18x Techni cal Specifications Rev. D Page 33 Menus File M enu The File M enu all ows yo u to o pen, save, and p rint senso r c onfi gur atio ns.
Get Configu ration From GPS (F8): Retr ieves the c urre nt p ro gra mming fro m the se nsor . T he p rogra mmin g is the n displayed in the Main Interface window. Send Config uratio n To GPS (F 9): Sends yo ur up dat ed c onfi gurat ion p ro gra mming to the sen sor .
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Garmin 18X c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Garmin 18X - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Garmin 18X, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Garmin 18X va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Garmin 18X, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Garmin 18X.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Garmin 18X. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Garmin 18X ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
