Sea trial – Simrad AUTOPILOT SYSTEM AP50 User Manual

Page 134

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Simrad AP50 Autopilot

132

20221032B

Set-up item Equipment connected

Connected to terminal

Assignment

INSTR Instrument

system

Instrument system
Voyage Data Recorder

J50, Main PCB

1 Hz*
5 Hz
VDR

RADAR Radar

Radar
Future option

J50, Power PCB, TB9

Simrad*
Furuno
Special **

* Default

setting

** For future use.

Table 5-3 Interface Set-up - Output Signal Port 1

Sea Trial

Caution !

The Sea Trial must always be performed in open waters at a
safe distance from other traffic.

A sea-trial can only be performed if the Dockside Settings are
completed and confirmed. It is also important that the Interface
Set-up be performed prior to adjusting sea trial settings.
The following sea trial settings must be set:
• Compass calibration (to automatically compensate for

onboard magnetic deviation)

• Compass Offset (to offset the final compass heading readout)
• Max/Minimum thrust, thrust direction and levels (only if

thruster is selected)

• Set cruising speed (in the AP50)
• Set rudder zero (to indicate the precise midships position of

the rudder)

• Set rate of turn at cruising speed (to select your preferred turn

rate). It is essential that this setting is carried out.

If the boat steers satisfactorily, there is no need to perform the
Manual or Automatic tuning.
The following sea trial settings may be used as optional settings:
• Manual tuning (Steering parameters: Rudder, Counter

Rudder)

• Automatic tuning (an optional method of determining the

steering parameters)

• Speed response (to tell how the rudder gain shall be adjusted

automatically by vessel speed)

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