Raymarine St290 Specifications download pdf (Page 274)

Chapter 5: Adjusting Autopilot Settings 8-5-11

ST290 Instrument System Owner’s Handbook

Rudder limit

Use the RUDDER LIMIT screen to set the limits of autopilot rudder control

just inside the mechanical end stop, to avoid putting the steering system

under unnecessary load.

To configure RUDDER LIMIT:

1. Use the button to scroll to the RUDDER LIMIT page.

Rudder gain

Use the RUDDER GAIN screen to set the default rudder gain setting.

Rudder gain is a measure of how much helm the autopilot will apply to

correct course errors. The higher the setting the more rudder will be

applied.Youcanmake temporarychangestotheruddergain value during

normal operation (see Section 8, Chapter 2).The default rudder gain is

usually set during the initial seatrial.

If you need to adjust the rudder gain:

Note: The rudder gain on 150G and 400G autopilots is adjusted auto-

matically during the AutoLearn process. Manual adjustment of Rudder

gain is required for T150 and T400 autopilots (see Section 8, Chapter 4).

2. Use the or button to adjust the

limit value. The adjustment can be

made from 10° to 40° ,in1° steps

3. To move to the next setting press the

button, or to leave the current cali-

bration chapter and save all setting

changes, press the button.

1. Use the button to scroll to the

DEFAULT RUDDER GAIN screen.

2. Use the or button to adjust the

rudder gain.

3. To move to the next setting press the

button, or to leave the current cali-

bration chapter and save all setting

changes, press the button.

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Raymarine St290 Specifications Page 274