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Operation & Installation Manual
tide data, sensor offset, alarms, and the input NMEA 0183 record
from which to derive the depth information. The NMEA 0183 record
should be specified by the user, because several NMEA 0183
records may contain depth information. This provides you the ca-
pability of knowing the depth source exactly.
Log
- Sets the input port number, sensor type (pulse or NMEA 0183),
sensor offset, alarms, and a correction factor (if needed).
Set & Drift -
Sets the mode to manual or automatic (derived from GPS).
Sets the time-out before applying calculated values. GPS calcu-
lated values are used prior to the time-out period.
Wind
- Sets the input port number, units of measure, sensor offset,
alarms, and the input NMEA 0183 record from which to derive the
wind information. The NMEA 0183 record should be specified by
the user, because several NMEA 0183 records may contain wind
information. This provides you the capability of knowing the wind
source exactly.
This screen is divided into four windows. The window on the top left
provides details relating to the
True Wind Angle
(TWA),
True Wind
Speed
(TWS) and
True Wind Direction
(TWD), which are taken from
the NMEA 0183 record of MWV or VWR. If the wind information is
given in relative terms, the CDU calculates true values using available
GPS course and speed information to make the necessary adjustments.
Refer to the
Glossary
for definitions on Apparent/True Wind Angle/
Speed/Direction. To the right of the wind information is your
Velocity
Made Good
(VMG) towards the waypoint. The VMG data is filtered to
show the average speed from the last waypoint to your present posi-
tion towards the next waypoint. VMG is calculated from GPS data.
The CDU will also use the above data to calculate your speed parallel
to wind and can output the VPW NMEA 0183 data sentence to other
on-board instruments.
8/13/01, 11:30 AM
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Содержание apMK12
Страница 1: ...Operation Installation Manual apMK12 Navigation System 8 13 01 11 42 AM 1...
Страница 13: ...viii Version 1 5 Operation Installation Manual Table of Contents 8 13 01 11 12 AM 8...
Страница 19: ...6 Version 1 5 Operation Installation Manual DGPS 8 13 01 11 30 AM 6...
Страница 93: ...80 Version 1 5 Operation Installation Manual Man Over Board 8 13 01 11 31 AM 80...
Страница 195: ...182 Version 1 5 Installation Manual Appendix G Technical Specifications 8 13 01 11 08 AM 182...
Страница 216: ...Place Stamp Here Leica Geosystems Inc 23868 Hawthorne Blvd Torrance CA 90505 USA 8 13 01 11 08 AM 204...