Follow-Up (Fu) Steering; Non-Follow-Up (Nfu) Steering; S9 (Nfu) Steering Lever - Simrad AP50 Operator's Manual

2.4 Follow-Up (FU) Steering

FU 340.
7
P S
Gyro1
03
RUDDER
02
P
S
STBY

2.5 Non-Follow-Up (NFU) Steering

NFU
340.
7
Gyro1
RUDDER
02
Note !
20221032 / E
When both the (PORT) and
simultaneously, the AP50 will enter Follow-Up steering mode
and the course knob may be used to set rudder commands. One
revolution of the knob equals a 45° rudder change. The rudder
will move to the selected angle and stop.
Display information:
• Follow-Up mode
• Commanded rudder angle: 3° to starboard
• Rudder angle: 2°
• The small starboard arrow shows that the rudder is moving.
Use the course knob to select the rudder angle.
Return to manual control in Standby mode by pressing the
(STBY) button.
While in Follow-Up mode, you cannot take manual control
of the vessel unless you use the External Mode Selector.
In STANDBY mode, the NFU display is presented when either
(PORT) or
the
will move as long as the button is pressed and the actual rudder
angle is shown on the display. The small arrow shows that the
rudder is moving.
When a NFU steering lever or remote control is operated, the
control unit(s) become "Inactive".
For safety reasons NFU steering is not possible when an analog
rudder control is provided via an AD50 Analog Drive

S9 (NFU) Steering Lever

The S9 Steering Lever has a "Starboard-Port" rudder command
movement and an "In-Out" movement. When pulled out,
starboard and port rudder commands are enabled. When pushed
in, the lever becomes locked in the center position.
When wired accordingly, the S9 can also perform mode changes
and operate as a priority control.
Observe the autopilot display when operating the S9.
(STBD) buttons are pressed
(STBD) button is pressed. The rudder
Operation
STBY
15