Raymarine ST4000 Plus, Owner'S Handbook Manual

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22 ST4000 Plus Wheel & Tiller Autopilots Owner’s Handbook
and provides smooth precise performance under Vane mode operation
with minimal power consumption.
Vane mode uses the fluxgate compass as the primary heading reference
and, as changes in the apparent wind angle occur, the locked compass
heading is adjusted to maintain the original apparent wind angle.
To use Vane mode, the ST4000 Plus must receive wind information
from one of the following sources:
ï SeaTalk Wind instrument, connected to the ST4000 Plus via
SeaTalk
ï NMEA wind information
ï Autohelm wind vane connected to a SeaTalk interface box
Selecting Vane mode
Vane mode can be selected from either Standby or Auto modes, as
follows:
1. Steady the vessel onto a heading at which the apparent wind angle
is close to the angle you require.
2. Press
standby
and
auto
together to select Vane mode and lock
the current apparent wind angle.
D3565-1
ï The locked heading is displayed in large characters. The locked
apparent wind angle is displayed above the heading, with a
P
(port) or
S
(starboard) direction indicator.
ï The boat heading is adjusted by the ST4000 Plus to maintain
the locked apparent wind angle.
Adjusting the locked wind angle
The locked wind angle can be adjusted by changing course using the
-1
,
+1
,
-10
and
+10
keys.