Thus imposing the capability of the Fish Finder to correctly detect the weakest echoes coming from
a very deep bottom.
4.5
ALARMS
The Alarms menu allows you to define alarm settings for Shallow Alarm, Depth Alarm and
Temperature Upper/Lower/Rate. To set an Anchor Alarm, enter in a shallow water and
depth value above and below your actual anchoring depth. The alarm will sound if the anchor
is dragged shallower or deeper than the settings.
Shallow Water
Depth Water
Fish Alarm
Temperature Upper
Temperature Lower
Temperature Rate
4.6
TRANSDUCER SETUP
This menu allows you to calibrate the speed through the water, water temperature and the
keel/prop offset of the transducer.
FF520
Figure 4.5 - Alarms sub-menu
: Triggers an alarm when depth becomes shallower than the value set.
: Triggers an alarm when depth becomes deeper than the value set.
: The options for Fish Alarm set the size of the fishes that, if detected by the unit, switches an
alarm to sound. These options are: Off, Small, Medium, Big and Huge. The alarm sounds if
the set size (or bigger) is detected.
: Triggers an alarm when the transducer reports a temperature above the value set.
: Triggers an alarm when the transducer reports a temperature below the value set.
: Triggers an alarm when the transducer reports a temperature variation rate above the value set.
Figure 4.6 - Transducer Setup sub-menu
NOTE (**)
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