SUUNTO COBRA User Guide - Manual (Page 34)

Alarm reason Alarm type
Maximum allowed ascent rate, 10 m per min/33 ft per
min, is exceeded. Ascent rate bar graph blinks and
STOP warning appears. Continuous beeps and activ-
ated backlight for five (5)
seconds
The Mandatory Safety Stop ceiling is exceeded. A
downward pointing arrow appears.
Decompression ceiling depth is exceeded. An error
warning Er and a downward pointing arrow appear.
You should immediately descend to, or below, the
ceiling. The instrument will otherwise enter a perman-
ent Error mode within three minutes, indicated by a
permanent Er.
Table 5.2. Preset alarm types
Alarm reason Alarm type
Preset maximum depth has
been exceeded. Continuous beep series for 24 seconds
Maximum depth blinks as long as the current depth
value exceeds the preset value.
Preset dive time has been ex-
ceeded. Continuous beep series for 24 seconds or until any
button is pressed.
Dive time blinks for one minute if no button is pressed.
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