Simrad AP70 Installation Manual download pdf (Page 32)

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Work pro le setup | AP70/AP80 Operator Manual

Auto trim

When the vessel has a constant heading error due to external forces such as wind and current,

the Auto trim function corrects for this by building up a constant rudder oﬀ set.

The Auto trim value is reset every time the AUTO mode is entered or when a course change

greater than approximately 20° is made.

Auto trim is automatically disabled during a turn.

• Range: 10 - 800 sec

• Default: Depends on the vessel length

O

heading limit

Sets the limit f

or the oﬀ heading alarm.

An alarm occurs when the actual heading deviates from the set heading more than the

selected limit.

• Range: 5° - 35°

• Default: 10°

Low speed limit

Sets the limit for the low vessel speed alarm.

An alar

m occurs when the v

essel’s speed goes below the selected limit.

• Range: 1 - 20 (kn)

• Default: 1 (kn)

Track steering

Track response

Deﬁ nes how fast the autopilot shall respond after having registered a

cross track distance.

• Range: 1 - 9

• Default: 4

Track approach angle

Deﬁ nes the angle used when the vessel is approaching a leg.

This setting is used both when y

ou star

t navigating and when you use track oﬀ set.

• Range: 5° - 60°

• Default: 30°

Course change limit

Deﬁ nes the limits for course change to next waypoint in a route. If the course change is more

than this set limit, y

ou ar

e prompted to verify that the upcoming course change is acceptable.

• Rang: OFF / 10° - 90°

• Default: 30°

XTD limit

Deﬁ nes the vessel’s accepted oﬀ

set distance fr

om the track. If the vessel goes beyond this

limit an alarm will be activated.

• Range: 1 (m) - 1 (NM)

• Default: 50 (m)

Drive select

Deﬁ nes which drives that shall be used for the selected work proﬁ le.

Rudder

Init rudder

Deﬁ nes how the system moves the rudder when switching from power

steering to an automatic mode:

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Simrad AP70 Installation Manual Page 32

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