47
Chapter 7: Vessel Settings
The following table gives possible values for the various vessel settings and their
effect on performance. For full details refer to the
ST70 Autopilot Controller/
SmartPilot X Commissioning Instructions
.
Setting
Effect
Values
Default
Auto Release
Allows manual override on Auto mode
On or Off
On
Rudder Gain
Amount of helm applied to correct
course errors
1 to 9
4
Counter Rudder
Amount of rudder applied to prevent
yaw
1 to 9
5
Rudder damping
Prevents hunting
1 to 9
2
Auto Trim
Rate at which helm applied to correct
trim changes
OFF, 1 to 6
1
Auto Turn
Amount of course change in Auto Turn
Number of degrees
90
Response Levels Controls relationship between course
accuracy and helm activity
1 to 3 – minimizes
4 to 6 – normal condi-
tions
7 to 9 – tightest
5
Off course alarm
Alarm sounds when off course by this
amount for more than 20 seconds
15 to 40 degrees in 1-
degree steps
15
Turn Rate Limit
Limits turn rate when over 12 knots
1 to 30 degrees in 1-
degree steps
5
Power steer
Controls helm when using a joystick
Proportional
Bang-Bang
Proportional
Latitude Com-
pass Damping
Adapts for higher latitudes if no latitude
data available
On or Off
On
Rudder Limit
Prevents rudder from hitting endstops
Degrees
20
Rudder Offset
Offset from amidships
0
Reverse Rudder
Reference
Reverses the phase of the reference
Port or Starboard
Auto Tack
Angle through which to tack
Degrees
90
Gybe Inhibit
Prevents gybes
Enable or Disable
Enable
Wind Selection
Use true or apparent wind in Wind Vane
mode
True or Apparent
Wind Trim
Controls response to wind direction
changes
1 to 9
5
Содержание ST70 Instrument
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