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Trimble Outdoors AgGPS 252 manuel d'utilisation

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  • Page 1

    V ersion 1.00 Revision B Part Number 55510 -00-ENG August 2005  User Guide Ag GPS ® 252 R e ceiver Ag252_100B_UserGuide_ ENG.book Page i Thursday, Jul y 28, 2005 4:06 PM[...]

  • Page 2

    Contact In formation T rimble N avig ation Limited Agriculture Busin ess Area 9290 Bond Str eet, Suite 102 Overland Par k, KS 66214 USA +1-913-495-2700 Phone trimble_support@trim ble.com www .trimble.com Legal Notice s © 2004-2005, T rim ble Navig ation Limited. All rights reserved. T rimble, the G lobe & T riangle logo, and Ag GPS are tradema[...]

  • Page 3

    OF TH E PO SSIBILITY OF ANY SUC H LOSS AND RE GA RD LE SS OF THE COUR SE OF DEAL ING WHIC H DEVELOPS OR HAS DEVELOPE D BET WEEN YOU AND TRIMBLE . B ECAUSE SO ME STATE S AND JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITA TION OF LIABILITY FOR CONS EQUE NTIA L OR INCID ENTAL DAMAGES , THE ABOVE LIMIT ATION MAY NOT APPLY TO YOU . NOTE : THE ABOVE [...]

  • Page 4

    Ag252_100B_UserGuide_ ENG.book Page iv Thursday , July 28, 2005 4:06 PM[...]

  • Page 5

    Ag GPS 252 Receiver User Guide v Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 1 W arnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Related Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 T echnica l Assistance . . . . . . . . . . . . . .[...]

  • Page 6

    Contents vi Ag GPS 252 Receiver User Guide Connectors and P inouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Port A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Port B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4 Configuring the Receiver .[...]

  • Page 7

    CHAPTER 1 Ag GPS 252 Receiver User Guide 1 Intr oduction 1 W elc ome to th e Ag GPS 252 Receiver User Guide. This manual: • Descri bes how to install and conf igure the T rimble ® Ag GPS ® 252 rec e iv e r . • Provi des guideline s for conn ecting th e receiver to an external device. • Provides guidelines for using t h e AgRemote uti lit y [...]

  • Page 8

    1 Introduction 2 Ag GPS 252 Receiver User Guide 1.1 Wa r n i n g s Always follow the instructions that a ccomp any a warning. C WAR N IN G – Indicates a potential hazard or unsafe practic e that could result in injury or prop erty damage. 1.2 Related Information Release not es de scrib e ne w featur es, provi de inform ation that is not included [...]

  • Page 9

    CHAPTER 2 Ag GPS 252 Receiver User Guide 3 Overview 2 In this chapter: Q Standard Features of the AgGPS 252 Receiver Q Receiver Connections Q Receiver Input/Output Q LED Indicator Q GPS Positioning Methods Q Sources of Error in GPS Positionin g This chapt er de scrib es the Ag GPS 252 r eceiver and gives an overv iew of GPS, D GPS, and related info[...]

  • Page 10

    2 Overview 4 Ag GPS 252 Receiver User Guide 2.1 Standard Featur es of the Ag GPS 252 Receiver A standard Ag GPS 252 r eceiver provides the following feat ures: • 12 GPS ( C/A-code) tr ackin g channels, code carr ier chann els • H o r i z o n t a l R T K p o s i t i o n i n g a c c u r a c y 2 . 5c m ( 0 . 9 8i n ) + 2p p m , 2 sigma; vertical R[...]

  • Page 11

    Ag GPS 252 Receiver User Guide 5 Overview 2 – NMEA-0183 output: GGA, GLL, GRS, G ST , GSA, GSV , MS S, RMC, V TG, Z DA, X TE (the d efault NME A me ssages are GGA, GSA, V TG, and RM C) PTNLDG, PTNLEV , PTNLGGK, PTNLID, and PTNLSM ar e T rimble pr oprietary NMEA output messages. –R T C M S C - 1 0 4 o u t p u t – T rimbl e Standard Interface P[...]

  • Page 12

    2 Overview 6 Ag GPS 252 Receiver User Guide • provide support for the J1939 ( CAN) serial bus F or m ore information about the inpu ts, outputs, and LED indicators, see the information in the rest of this section . 2.3 Receiver Input/Output The Ag G PS 252 receiver data/power cable (P/N 50166) connects to a receiver conne ctor port to supply powe[...]

  • Page 13

    Ag GPS 252 Receiver User Guide 7 Overview 2 – www .r tcm .org On the T rimbl e website ((www .trimble.c om ), refer to the docu ment ca lled NMEA-0183 M essages Gu ide for AgGPS Re ceiv ers . • 1 PPS output T o synchronize timing bet ween ext ernal instruments and the internal clock in th e receiver , the conn ection por t outputs a strobe sign[...]

  • Page 14

    2 Overview 8 Ag GPS 252 Receiver User Guide 2.4 LED Indicator The Ag GPS 252 receiver has an LED light that show s the status of the receiver . Th e following tabl es de scribe th e light sequence s for each posi tio ning met hod . Note – W AA S/EGNOS and OmniST AR VBS use the S atellit e Dif ferential GPS p ositioning meth od . T able 2.1 LED se[...]

  • Page 15

    Ag GPS 252 Receiver User Guide 9 Overview 2 2.5 GPS Positioning Methods GPS positioning systems are used in dif ferent ways to provide different level s of accuracy . Accuracy is measur ed in absolute t erms (you know exactly where you ar e in a fixed refer enc e frame ). Y e llow Solid Receiving CMR co rrections but u nable to calcula te RTK posit[...]

  • Page 16

    2 Overview 10 Ag GPS 252 Receiver Use r Guide T able 2.4 summarizes the GPS positioning m ethods . Imperial units in this table are rounded to t wo d ecimal places. The valu es shown are 2s i g m a . F or m ore information about each po sitioning method , see below . 25.1 R TK GPS positioning The Ag GPS 252 r eceiver uses the R TK positioning m eth[...]

  • Page 17

    Ag GPS 252 Receiver User Guide 11 Overview 2 The par ts per mil lion (ppm) error is dep endent on the di stance ( baseline leng th) bet ween th e base and rover receiver . For example, if the distance i s 10 km, a 2 ppm error equals 20 mm . F or more information about RTK positi oning, go to the T rimble website at www .trimbl e.com/g ps/ 25.2 Diff[...]

  • Page 18

    2 Overview 12 Ag GPS 252 Receiver Use r Guide inst rument was turned on. This process is called conve rge nce . Conver gence to wh ere the error is estimated to be below 30 cm (a pproximat e 12 inch es) t ypically take s around 20 minutes. F actors that inf lu ence the tim e to converg ence include the environment, the geographical location, and th[...]

  • Page 19

    Ag GPS 252 Receiver User Guide 13 Overview 2 2.6 Sour ces of Err or in GPS Positioning The GPS positioning method inf lu ences the accuracy of the GPS p o si t io n t h at i s o ut p ut by t he Ag GPS 252 recei ver. The factors describ ed in T abl e 2.5 als o affe ct GPS accuracy . T able 2.5 Factors that inf luence the accuracy of GPS positions Co[...]

  • Page 20

    2 Overview 14 Ag GPS 252 Receiver Use r Guide 26.1 Coordinate systems Geographic data obtaine d from different sources must be r eferenced to the same d atum, ellips oid , and coordinate format. D if ferent formats provide d if fer ent coord inate values for an y geogra phic locatio n. In North America, th e datums NAD-27 and NAD-83 are commonl y u[...]

  • Page 21

    Ag GPS 252 Receiver User Guide 15 Overview 2 The Ag GPS 252 receiver out p uts position coordinates in several dat ums and ellipsoi ds d ependin g on the GP S po sitioning method b eing used . See T able 2.6. F or more information , go to the National Geodeti c Sur ve y website at www .ngs.no aa .gov/faq.shtml#WhatDatum T able 2.6 DGPS coordinate s[...]

  • Page 22

    2 Overview 16 Ag GPS 252 Receiver Use r Guide Ag252_100B_UserGuide_E NG.book Page 16 Thursday, July 28, 2005 4:06 PM[...]

  • Page 23

    CHAPTER 3 Ag GPS 252 Receiver User Guide 17 Installing the Receiver 3 In this chapter: Q System Components Q Mounting the Receiver Q Connecting to an External De vice Q Connectors and Pinouts This chapter d escrib es how to ch eck the equipm ent that you have received, set up th e receiver , and connec t the receiver to another device. Ag252_100B_U[...]

  • Page 24

    3 Installing t he Receiver 18 Ag GPS 252 Receiver Use r Guide 3.1 System Components Check that y ou have received all compon ents for th e Ag GPS syst em that you have purchased . If any contain ers or co mpon ents are damaged , imm ediately notify the shipping carri er . Compon ents are listed in th e follow ing t ables. 31.1 Optional extra Y ou m[...]

  • Page 25

    Ag GPS 252 Receiver User Guide 19 Installing the Receiver 3 3.2 Mounting the Receiver C WAR N IN G – For continued protection against the risk of fire, the power source (lead) to the model Ag GPS 252 r eceiver sho uld be prov ided with a 10 A (maximum) fuse. Secur e the Ag GPS 252 receiver directl y to the m ounting plate assembly (P/N 51312-00) [...]

  • Page 26

    3 Installing t he Receiver 20 Ag GPS 252 Receiver Use r Guide • near areas that experi ence high v ibration, e xcessive heat, electrical interference, and str ong magnetic f ields Note – A metal combine gr ai n tank ex tension can bloc k satellites. 32.2 Environmental conditions Although the receiver has a waterproof housing, you shoul d instal[...]

  • Page 27

    Ag GPS 252 Receiver User Guide 21 Installing the Receiver 3 • CB radio antennas • cellular phon e antennas • machine accessor y lights 3.3 Connecting to an External Device After installing th e receiver and connec ting th e appropriate cabling, you c an connect the r eceiver t o vari ous exte rnal devices . F or exa mple: T o con vert the Ag [...]

  • Page 28

    3 Installing t he Receiver 22 Ag GPS 252 Receiver Use r Guide F igure 3.1 shows how to connect the receiver to an external de vice using the sys tem l evel cable (P/N 50166). Figure 3.1 Standard power/ data cable connections Wh en routing the cable from the receiver to the e xternal de vice, avoid: • shar p o bj ect s • kinks in the cable • h[...]

  • Page 29

    Ag GPS 252 Receiver User Guide 23 Installing the Receiver 3 • door and win dow jams • corr osi ve f luids o r gases Note – D o not bend the cable at the Deutsch connector . Wh en you secure the cable, use t he supplied P-Clip. The P-Clip pr ovides additio nal support to the c onnectors and redu ces th e risk of dam age. Wh en the cable i s sa[...]

  • Page 30

    3 Installing t he Receiver 24 Ag GPS 252 Receiver Use r Guide 3.4 Connectors and Pinouts Use t he fo llowing pinout information if y ou ne ed to wire a cable for use wit h t he Ag GPS 252 recei ver. Figure 3.2 Ag GPS 252 receiver port pinout 34.1 Port A Port A on the recei ver has a 12-pin D eutsch DT M conne ctor . F or cables, use the mating conn[...]

  • Page 31

    Ag GPS 252 Receiver User Guide 25 Installing the Receiver 3 34.2 Port B This p ort has th e sam e conn ector as Port A, se e abov e. Viewed from outside the receiver , the Port B conne ctor is on the right. It is the port that is typically used to connect to th e SiteNet 900 radio. 5 Signal GND Used for RS232 and other signals. Sho uld not be conne[...]

  • Page 32

    3 Installing t he Receiver 26 Ag GPS 252 Receiver Use r Guide 9E v e n t I N 10 V+ IN / OUT Maximu m output current = 1.25 A 11 V– IN / OUT Maximum output current = 1.25 A 12 CAN B Low I/O T able 3.4 Port B pinout (continued) Pin Name/F unction Comm ents Ag252_100B_UserGuide_E NG.book Page 26 Thursday, July 28, 2005 4:06 PM[...]

  • Page 33

    CHAPTER 4 Ag GPS 252 Receiver User Guide 27 Configur ing the Receiver 4 In this chapter: Q AgRemote Home Screen Q Configuring Differ ential GPS Q Configuring the AgGPS 2 52 Receiver to Operate in RTK Mode Q Configuring the Communication Ports Use either the Autopilot interface or the T rimble AgRem ote utility to change conf iguration set tings in [...]

  • Page 34

    4 Configuring th e Receiver 28 Ag GPS 252 Receiver Use r Guide 4.1 AgRemote Home Scr een F igure 4.1 shows the AgRemot e Ho me screen wh en W AAS corrections are being received. Figure 4.1 AgRemote Home screen F or more informatio n about these fields and how they chang e as you change GPS mode, refer to the docum ent called AgRe mot e So ft war e [...]

  • Page 35

    Ag GPS 252 Receiver User Guide 29 Configuring the Receiver 4 • OmniST AR – pai d subscription, available w orldwide Y ou can use this paid ser vic e as an alternative to W AAS/EGNO S. I t provides over -the-air D GPS activation. F or more information , see D if fer ential GPS positioning (D GPS ), page 11. 42.1 OmniST AR The Ag GPS 252 receiver[...]

  • Page 36

    4 Configuring th e Receiver 30 Ag GPS 252 Receiver Use r Guide – serial number – satellit e beam nam e OmniS T AR will acti vate the r eceiver . Ac tivat ion c an tak e 5–30 minutes. 40.1 WA AS/EGNOS W AAS i s a free satel lite-based D GPS ser vic e that is avail able only in North America ; EGNO S is a free satellite -based D GPS ser v ice t[...]

  • Page 37

    Ag GPS 252 Receiver User Guide 31 Configuring the Receiver 4 4.1 Configur ing the Ag GPS 252 Receiver to Operate in R TK Mode Use the AgRemote utility to configure the Ag GPS 252 recei ver for operation in R TK mod e. T o confi gure the receiver : 1. Connect the Ag GPS 252 receiver to the comput er . T urn on th e receiver and start the AgRemot e u[...]

  • Page 38

    4 Configuring th e Receiver 32 Ag GPS 252 Receiver Use r Guide To c o n f i g u r e P o r t A : 1. Connect the Ag GPS 252 receiver to the comput er . T urn on th e receiver and start the AgRemot e uti lity . 2. In AgRemote, se lect Confi gur ation / Port A Config . 3. U se the menu com mands to configur e the comm unica tion ports. Ensure that the [...]

  • Page 39

    Ag GPS 252 Receiver User Guide 33 Configuring the Receiver 4 Configure the Port Input/Output communication settings for communicating w ith the Ag GPS A utopilot, other external har dware dev ices, and soft ware pr ograms. T able 4.1 d escrib es the input set tings. The default por t settings ar e: T able 4.1 Port input settings Setting Description[...]

  • Page 40

    4 Configuring th e Receiver 34 Ag GPS 252 Receiver Use r Guide Note – Th e AgR emote utility , when connected to an A gGPS 2 52 receiver receiver , automatically resets the receiver port co mmunication set tings to 8-O-1 T SIP 115 K. This enabl es optimal communication w ith an of fice computer . If the rec eiver is to w ork with an Au topil ot s[...]

  • Page 41

    Ag GPS 252 Receiver User Guide 35 Configuring the Receiver 4 NMEA settings Three screens (NMEA1, NME A2, and NME A3) show w hat NME A messages ar e outpu t from the port. M essage ty pes shown in upper c ase are being output; me ssage types shown in low er case are not. F or m ore information about NME A m essage types, refer to the document call e[...]

  • Page 42

    4 Configuring th e Receiver 36 Ag GPS 252 Receiver Use r Guide Ag252_100B_UserGuide_E NG.book Page 36 Thursday, July 28, 2005 4:06 PM[...]

  • Page 43

    CHAPTER 5 Ag GPS 252 Receiver User Guide 37 T r oubleshooting 5 In this chapter: Q Q Problems and Solut ions Q T roubleshooting Flowcharts This chapter describe s some problems that can ari se and explains how to solve them . I t in cludes a series of f lowchar ts to h elp with troubleshooting. As you w ork through this chapt er , y ou may need to [...]

  • Page 44

    5 T roubleshooting 38 Ag GPS 252 Receiver Use r Guide Global Positioning System (GPS) Problem Possible solution Poor accuracy The accuracy of GPS po sitions is poor because the r eceiver is pickin g up poor quality signals from the satellites. The receiver always calculates the most accurate positi on it can, giv en the current GPS satellite differ[...]

  • Page 45

    Ag GPS 252 Receiver User Guide 39 T roubleshooting 5 T racking but not r eceiving a dif ferential signal The receiver is tracking sa tellites and tracking an Omn iST AR satell ite beam, but is not receiving DGPS signals. The Home screen indicates how many satellites are being tracked, and whether a differential source is being tra cked. Y ou see: h[...]

  • Page 46

    5 T roubleshooting 40 Ag GPS 252 Receiver Use r Guide No GPS position output from the receiver after connecting to AgRemote When the receiv er is connected to the AgRemote uti lity , AgRemote automatically re sets the port communication se ttings on the receiver to 8-O-1 TSIP 115 K for both input and output. This enables optimal commu nication with[...]

  • Page 47

    Ag GPS 252 Receiver User Guide 41 T roubleshooting 5 Not tracking RTK corrections The radio link is down or intermittent. • Ensure that the line-of-sight bet ween the ba se and rover rec eiv er s i s n o t o bstr u ct ed . • Ensure that the ro ver rece iver is w ithin range of th e radio. • Ensure that th e radio powe r supply is on . Problem[...]

  • Page 48

    5 T roubleshooting 42 Ag GPS 252 Receiver Use r Guide Interference Problem Possible solution Stro ng magnetic fi elds Strong magnetic fields have no effect on GPS or satellite DGPS signals. However , some computers and other electric equipment radi ate electromagnetic energy that can interfere with a GPS receiver . If you suspect interfere nce from[...]

  • Page 49

    Ag GPS 252 Receiver User Guide 43 T roubleshooting 5 GPS r eceiver Problem Possible solution Mounting l ocation The receiver is not picking up a clear signal. Mount the receiver on t he centerl ine of the vehicle, away from any sources of interference and with a clear view of th e sky (see Choosing a location, page 19). Cables One of the cables see[...]

  • Page 50

    5 T roubleshooting 44 Ag GPS 252 Receiver Use r Guide AgRemote utility FlashLoader 200 upgrade utility Problem Possible solution AgRemote canno t c ommunicate with the receiver . All you se e is a blank screen. Make sure that: • the receiver is connected to a 12–32 V DC power source • all cable connections between the receiver and the compute[...]

  • Page 51

    Ag GPS 252 Receiver User Guide 45 T roubleshooting 5 5.1 T roubleshooting Flowcharts These f lowcharts describ e how to troubleshoot problems in the followin g areas: • sys t em ha rdw are an d p ow er • GPS recep tion (no t hir d-part y device at tached) • GPS reception (third-party dev ice attached) • OmniS T AR posi tioning • RT K (u s[...]

  • Page 52

    5 T roubleshooting 46 Ag GPS 252 Receiver Use r Guide Ag252_100B_UserGuide_E NG.book Page 46 Thursday, July 28, 2005 4:06 PM[...]

  • Page 53

    Ag GPS 252 Receiver User Guide 47 T roubleshooting Flowcharts Figure 6.1 T roublesh oo ting system hard ware and power START HERE The receiver is connected and has sufficient power for oper ation. Is the receiver LED or Ag Remote screen on? Is the data/power cab le securely connected to the receiver antenna? Connect the red and blac k power leads o[...]

  • Page 54

    T roubleshooting Flowcharts 48 Ag GPS 252 Receiver Use r Guide Figure 6.2 Using AgRemote to troub leshoot GPS rece ption (no third-party device attached ) S T A R T H E R E Ye s Ye s No Continue No Ye s No Is the Ag Remote screen on? Check the Home screen for GPS reception. Is the receiver trac king at least 4 satellites? Ye s Does the Home screen [...]

  • Page 55

    Ag GPS 252 Receiver User Guide 49 T roubleshooting Flowcharts Figure 6.3 Using AgRemote to troubleshoot GPS receptio n (third-party device attach ed) S T A R T H E R E Ye s Ye s Ye s No Ye s No No No Ye s No Continue Ye s Continue Ye s No No Continue No No Ye s Is the Ag Remote screen on? Is the text visible on the receiver or Ag Remote screen? Che[...]

  • Page 56

    T roubleshooting Flowcharts 50 Ag GPS 252 Receiver Use r Guide Figure 6.4 Using AgRemote to troubleshoot OmniST AR positioning S T A R T H E R E Ye s No No Ye s Ye s No Ye s Check the Ag Remote Home screen for GPS reception. Is the receiver tracking at least 4 satellites? Does the Ag Remote Home screen display S for DGPS satellite mode? Make sure t[...]

  • Page 57

    Ag GPS 252 Receiver User Guide 51 T roubleshooting Flowcharts Figure 6.5 Using AgRemote to trou bleshoot RTK START HERE Check that there are no other base stations operating in the area, interfering with your base station signal. Check the Ag Remote Home screen for GPS reception. Is the receiver trac king at least 4 satellites? See the GPS Receptio[...]

  • Page 58

    T roubleshooting Flowcharts 52 Ag GPS 252 Receiver Use r Guide Ag252_100B_UserGuide_E NG.book Page 52 Thursday, July 28, 2005 4:06 PM[...]

  • Page 59

    APPENDIX A Ag GPS 252 Receiver User Guide 53 Specifications A A.1 Ag GPS 252 Receiver T able A.1 lists the physica l characteristics of the Ag GPS 25 2 combin ed GPS/DGPS receiver and antenna : Ta b l e A . 1 Ag GPS 252 r eceiver Item Descript ion Size 300 mm (11.7 i n) wide x 309 mm (12.05 in) deep x 70 mm (2.73 i n) high W eight 2.1 kg Power Nomi[...]

  • Page 60

    A Specificati ons 54 Ag GPS 252 Receiver Use r Guide A.2 GPS Channels T able A.2 lists the per formance characteri stics of GPS channel s. Ports T wo connection ports, both of which support RS-23 2 and CAN Mounting Three holes for 10 mm (0.39 in) bolts Compliance FCC Part 15 Class A, C-T ick, E-mark, CE-mark T able A.2 GPS channels performa nce Ite[...]

  • Page 61

    Ag GPS 252 Receiver User Guide 55 Specifications A A.3 L-Band Satellite Dif ferential Corr ection Receiver T able A.3 lists the characteristics of the L-band sat ellite dif ferential correction receiver with OmniST AR suppor t. OmniST AR HP position accuracy 10 cm (3.94 i n) after con vergence, 2 sigma, if all the fo llowing criteria ar e met: • [...]

  • Page 62

    A Specificati ons 56 Ag GPS 252 Receiver Use r Guide A.4 Receiver Default Settings T able A.4 lists the receiver default settings. T able A.4 Recei ver default settings Item Descript ion DGPS source WAAS/EGNOS Dynamics Land Minimum elevat ion 8° AMU mask 3 PDOP mask 13 PDOP 2D/3D switch 11 DGPS mode Auto On/Off DGPS correction ag e limit 250 secon[...]

  • Page 63

    APPENDIX B Ag GPS 252 Receiver User Guide 57 Thir d-Party Interface Requir ements B B.1 Thir d-Party Software T able B.1 lists the int er face requirements for conne cting an Ag GPS receiver to third-part y soft ware. Us e cable P/N 50166, or 30945 plus 505 81, when conn ecting to the third-party soft ware products listed . T able B.1 Third-party s[...]

  • Page 64

    B Third-Party Interface Requirements 58 Ag GPS 252 Receiver Use r Guide B.2 Thir d-Party Hardwar e T able B.2 lists the int er face requirements for conne cting an Ag GPS receiver to third-part y hardwar e. HGIS Starp al NMEA GGA, RMC 4800 or 9600 8-N-1 1Hz Instant Survey Agrilogic (Case-IH) NMEA GGA, GSA, RMC 4800 8-N-1 1Hz Pocket Survey Agrilo gi[...]

  • Page 65

    Ag GPS 252 Receiver User Guide 59 Third-Party Interface Re quirements B Falcon w/ Falcon T rack LBAR Ag Chem NMEA GGA, VTG 19200 8-N-1 10Hz 50166, or 30945 plus 50581 Swath Smart or RGL 500 (LB-5 for Raven) Raven, Starli nk manufactured NMEA GGA, VTG or RMC 19200 8-N-1 10hz LB-3, LB-4, and LB-5 Starlink NMEA GGA, VTG or RMC 19200 8-N-1 10hz YM2000 [...]

  • Page 66

    B Third-Party Interface Requirements 60 Ag GPS 252 Receiver Use r Guide VCD (Vision Display Controller) Rockwell NMEA GGA, GLL, VTG, ZDA 4800 8-N-1 1 Hz 50166, or 30945 plus 50581 Swath XL Midtech NMEA GGA 19200 8-N-1 5 Hz 50166, or 30945 plus 50581 Caterpillar Cebis Y ield Monitor Claus NMEA GGA 4800 or 9600 8-N-1 1 Hz 50166, or 30945 plus 50581 A[...]

  • Page 67

    Ag GPS 252 Receiver User Guide 61 Index Numerics 1 PPS output 7 A accuracy 4, 10 adapter cable 21 AFS Yiel d Monitor 59 Ag Na v igator 58 AGC O FieldSt ar Yield Monitor 60 AgGPS 170 Field Computer 4, 33 AgRemote utility 27 activating OmniST AR 29 confi guri ng ports 32 downloading 27 for RTK mode 31 Home screen 28 no GPS posit ion 40 troublesh ooti[...]

  • Page 68

    Index 62 Ag GPS 252 Receiver User Guide CMR corrections for R TK 10, 33, 54 input 6 LED sequences 8 COM port 44 compliance, specificati on 54 comp onen ts 18 con figu ring RTK 3 1 WA A S / E G N O S D G P S 3 0 connecting to ext ernal dev ices 21 connec tor po rts see po rts connec tor s 6 specificati on 53 Contour 58 Controll er Area N et work bus[...]

  • Page 69

    Index Ag GPS 252 Receiver User Guide 63 GPS rece ption troublesh ootin g 48 troublesh ootin g (third-par ty device ) 49 GreenStar Yield M onitor 59 H ha rdw are third-par ty 58 troublesh ootin g 47 HGIS 58 Home screen AgRemote utility 28 satellite s tracked 39 horizontal accuracy 4 humidit y , specifications 53 I information, more 2, 7, 28 input, T[...]

  • Page 70

    Index 64 Ag GPS 252 Receiver User Guide output 6 1 PPS 7 RT C M, T SIP , NME A, 1 PPS 6 overv iew 3 P P-c li p 21 PD O P 13 PD O P Ma sk 38 perf orman ce of G PS cha nnels 54 PF3000 Yield M onitor 59 phys ical characteris tics 53 pinout for ca ble s 24 Pocket Sur vey 58 Port A Co nf ig sc reen 34 Port A Inp ut/ Ou tput scre en 34 port set ting and [...]

  • Page 71

    Index Ag GPS 252 Receiver User Guide 65 RtkLn k protocol 6 port inp ut set ting 33 S SAE Inte rnation al websit e 7 Satel lite D if ferential GPS positioning met hod 8 accuracy 10 satellite hi story ( ephem eris) file 13 satellites, number used 13 set tings 33 Signal Strength Mask 38 signal-to-noise ratio (SNR) 13, 42 Sitema te 58 SiteNet 900 radio[...]

  • Page 72

    Index 66 Ag GPS 252 Receiver User Guide W WA A S accuracy 10 DG PS , c on fi gu ri ng 30 webs ite 11 W AAS/ EGN OS corr ection s, acc ur acy 10 warnings Class A prod uct iii definition 2 fuse to be provided 19 webs ites European Space Agency 11 F e deral A v iation Admini stration 11 for EGNO S 11 for W AAS 11 National G eod etic Surv ey 15 NME A 6[...]