TRACKPOINT 3
OPERATION
3-41
HDM - Heading, Magnetic
1 2 3
| | |
$ - - H D M , x . x , M * C S < C R > < L F >
Field Number:
1)
Heading, degrees Magnetic
2)
M = Magnetic
3)
CS = CheckSum
The TrackPoint displays the heading data on the screen and adds a suffix ”M” to indicate heading is
Magnetic.
HDG - Heading, Deviation and Variation
1 2 3 4 5 6
| | | | | |
$ - - H D G , x . x , x . x , a , x . x , a * C S < C R > < L F >
Field Number:
1)
Magnetic sensor heading, degrees
2)
Magnetic variation, degrees, E/W
3)
E = east, W = west
4)
Magnetic variation, degrees, E/W
5)
E = east, W = west
6)
CS = CheckSum
The TrackPoint calculates magnetic heading by adding Easterly deviation to, or subtracting West-
erly deviation from, the magnetic sensor reading. It calculates true heading by adding Easterly
variation to, or subtracting Westerly variation from, the magnetic heading. If the sentence struc-
ture only contains magnetic heading information then the TrackPoint displays an “M” after the
heading data on the display screen. If the sentence contains variation information it calculates the
true heading and the TrackPoint displays a “T” after the heading data indicating True heading.
TCM-2 is a proprietary sentence from Precision Navigation. Sentence consists of the following pa-
rameters;
$C
<
COMPASS
>
P
<
PITCH
>
R
<
ROLL
>
X
<B
X
>
Y
<B
Y
>
Z
<B
Z
>
T
<
TEMP
>
E
<
ERROR CODE
>
*
CHECKSUM
<CR>
<LF>
Example: $C328.3P28.4R-12.4X55.11Y12.33Z-18.43T22.3E001*CHECKSUM<CR><LF>
The TrackPoint reads the compass, pitch and roll data from the sentence. All other data is ignored.
NOTE: Any parameters not enabled in the TCM-2 Compass module are not included in the out-
put word. For example, setup the unit to only output compass, pitch & roll. See follow-
ing;
$ C 3 2 8 . 3 P 2 8 . 4 R - 1 2 . 4 * C H E C K S U M < C R > < L F >
Содержание TRACKPOINT 3 4211A
Страница 3: ......
Страница 5: ......
Страница 13: ...PRECAUTIONS viii ...
Страница 14: ...SECTION ONE GENERAL INFORMATION ...
Страница 15: ......
Страница 18: ...TRACKPOINT 3 GENERAL INFORMATION 1 3 TRACKPOINT 3 CONSOLE FRONT VIEW FIGURE 1 1 ...
Страница 20: ...TRACKPOINT 3 GENERAL INFORMATION 1 5 TRACKPOINT 3 SYSTEM COMPONENTS FIGURE 1 3 ...
Страница 21: ...TRACKPOINT 3 GENERAL INFORMATION 1 6 FIGURE 1 4 ...
Страница 27: ...TRACKPOINT 3 GENERAL INFORMATION 1 12 ...
Страница 28: ...SECTION TWO INSTALLATION ...
Страница 29: ......
Страница 34: ...TRACKPOINT 3 INSTALLATION 2 5 FIGURE 2 2 ...
Страница 35: ...TRACKPOINT 3 INSTALLATION 2 6 FIGURE 2 3 ...
Страница 38: ...TRACKPOINT 3 INSTALLATION 2 9 MODEL 4740A INSTALLATION FIGURE 2 5 ...
Страница 39: ...TRACKPOINT 3 INSTALLATION 2 10 FIGURE 2 6 C A U T I O N ...
Страница 52: ...TRACKPOINT 3 INSTALLATION 2 23 FIGURE 2 15 ...
Страница 53: ...TRACKPOINT 3 INSTALLATION 2 24 FIGURE 2 16 ...
Страница 56: ...TRACKPOINT 3 INSTALLATION 2 27 FIGURE 2 17 ...
Страница 62: ...SECTION THREE OPERATION ...
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Страница 132: ...TRACKPOINT 3 OPERATION 3 69 ...
Страница 177: ...SECTION FOUR PRINCIPLES OF OPERATION ...
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Страница 183: ...TRACKPOINT 3 PRINCIPLES OF OPERATION 4 5 ...
Страница 185: ...TRACKPOINT 3 PRINCIPLES OF OPERATION 4 7 TRACKPOINT BLOCK DIAGRAM FIGURE 4 3A ...
Страница 186: ...TRACKPOINT 3 PRINCIPLES OF OPERATION 4 8 TRACKPOINT BLOCK DIAGRAM FIGURE 4 3B ...
Страница 189: ...SECTION FIVE MAINTENANCE ...
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Страница 193: ...TRACKPOINT 3 MAINTENANCE 5 1 DSP CARD PROGRAMMING MODE JUMPER FIGURE 5 1 ...
Страница 201: ...APPENDIX A CARE OF CABLES ...
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Страница 204: ...TRACKPOINT 3 APPENDIX A A 2 ...
Страница 205: ...APPENDIX B STATIC DISCHARGE ...
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Страница 208: ...TRACKPOINT 3 APPENDIX B B 2 ...
Страница 209: ...APPENDIX C WARRANTY ...
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Страница 212: ...TRACKPOINT 3 APPENDIX C C 2 ...
Страница 213: ...APPENDIX D DRAWINGS ...
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Страница 216: ...TRACKPOINT 3 APPENDIX D D 2 ...
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