Raymarine ST40 Depth Instrument - Alarms; Alarm Indications; Shallow Alarm; Deep Alarm

Chapter 1: Operation
5
1.2 Alarms
Alarm indications
Shallow alarm
Depth is equal to or less than the shallow alarm threshold.
Alarm continues until cancelled manually.
D4786-2
Deep alarm
Triggered by depths equal to the deep alarm threshold. Continues until cancelled manually.
D4787-2
Anchor alarms
Depth is either:
equal to or less than the shallow anchor alarm threshold
or
equal to or more than the deep anchor alarm threshold
D4788-2
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