25 of 34SI-TEX Marine Electronics - SP120C Color Autopilot
GPS Settings
GPS Settings
Advanced Menu - Install Options >
GPS Settings
BOD CORRECTION
Values: 1-50 Default: 30
This value increases or decreases
the angle of attack from a GPS /
PC supplied XTE (cross track error)
when in GPS mode.
DODGE TIMER
Values: 1-100 Default: 15
The amount of time the SP120C
drives the rudder (using pulses) to
dodge an obstacle when in GPS
mode.
SHOW WAYPOINT INFO
Values: ON/OFF Default: ON
Displays the GPS target waypoint
information received when in GPS
mode.
MAG VARIATION USE
Values: NMEA/MANUAL
Default: NMEA
Sets which source controls MAG
Variation. I.e. Data supplied via GPS
NMEA or set manually (see below)
MAG VARIATION
Values: 30.0E - 30.0W Default: AUTO
Magneticcompassvariationoset
value for the area of operation.
It represents the angle on the
horizontal plane between magnetic
north (the direction the north
end of a compass needle points,
corresponding to the direction of the
Earth'smagneticeldlines)andtrue
north (the direction along a meridian
towards the geographic North Pole).
This angle varies depending on your
position on the Earth's surface and
changes over time.
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