Suunto SS109544000 Scuba Diving Equipment User Manual


 
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TABLE 3.2. ASCENT RATE INDICATOR
Ascent Rate Indicator The equivalent ascent speed Example in Fig.
No segments Normal, full battery. 3.7
One segment 4 - 6 m/min [13 - 20 ft/min] 3.8
Two segments 6 - 8 m/min [20 - 26 ft/min] 3.9
Three segments 8 - 10 m/min [26 - 33 ft/min] 3.10
Four segments 10 - 12 m/min [33 - 39 ft/min] 3.11
Four segments, the
SLOW segment, blinking
depth reading, the STOP
sign and an audible alarm
Above 12 m/min [39 ft/min] or
continuously above 10 m/min
[33 ft/min]
3.12
When the maximum allowed ascent rate is exceeded, the fth SLOW warning seg-
ment and the STOP sign appear and the depth reading starts to blink, indicating that
the maximum ascent rate has been exceeded continuously or that the current ascent
rate is signicantly above the allowed rate.
Whenever the SLOW warning segment and the STOP sign appear (Fig. 3.12.), you
should immediately slow down your ascent. When you reach the depth zone between
6 m to 3 m [20 ft to 10 ft] the STOP and CEILING depth labels will advise you to make