Raymarine GPS navigation User Manual download pdf (Page 42)

alarm is initially set to 0.10 nm from the factory to provide an arrival alert in

the event that one is not set by the operator.

3.7.2 The Anchor Alarm

The anchor alarm is intended to be used to monitor your vessel’s position

while at anchor. If the vessel begins to drift beyond the entered distance of

the anchor alarm, the alarm wiII sound off and notify the crew of the possible

dragging of the anchor.

The distance value to input for the an-

char alarm zone depends on many fat- tEioR,

)

tors, such as the amount of anchor line

+-+

EVENT

,WAYPOINT

out and the depth, the proximity of other

objects or vessels, and weather

condi-

‘4

/AlARh4S

SOUNDS WHEN

tions. However, the incremental

dis-

VESSEL CROSSES ZONE

tance that can be entered is 0.01 nautical

mile steps which is equivalent to approximately 60 feet or 18 meters per step.

The first task, when entering an anchor watch alarm, is to press

thd-[

key as you drop anchor to store your present position as a waypoint. Make

a mental note of the EVENT memory # (number), The number appears for

approximately 3 seconds on the

dispIay

and certainly is the last used

waypoint. If you miss seeing the number, just check the

waypoint

list. The

stored Event will be the highlighted waypoint on the list.

Press thepALM/ key. Press the

-1

softkey.

Use the numeric keys

to enter the drift limit distance. Input values can range

from

.Ol

to 9.99

nautical miles.

Pres$mJwhen

the value is correct to set the anchor watch

alarm.

Now press

thdm[

key, and enter the EVENT # that you’ve just saved

to be your destination

waypoint

and then

press-1

The anchor watch is

now set and will be monitoring the anchor drop point.

Example:

To set an anchor limit of 100 yards, (.05nm at 2000 yd/nm),type

0, S.JZFZiZlfor .05nm (300 feet).

In the event that you drift beyond the distance set for the anchor watch alarm,

the audio beeper will sound and the ANC characters will be indicated

on-screen in the alarm warning area.

PressvIto

silence the audible

alarm.

OPERATION 3-28

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Raymarine GPS navigation User Manual Page 42

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