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How to read the Dive Screen.
Open Circuit Diver – No Decompression Screen
This dive screen shows
The diver has no decompression burden – hence the green colour on the right of the
screen.
The diver is at 30m and is 9 mins into his dive.
The maximum depth he has reached on the dive is 30m
He can spend a further two minutes at this depth before he goes into deco. In other
words his no stop time (NST) is two minutes.
He is using air and diving on open circuit.
It will take him three minutes to reach the surface at a rate of 10m per minute. In other
words his Time To Surface (TTS) is 3 minutes.
The dark colour on the graph shows the track of the dive so far. The light colour
shows a profile of the ascent the diver should make if he ascends now.
Note that in the Display Modes Screen the diver has ticked Deco, MaxD, nst and tts.
VR Dive Computer Operations Manual 2009 rev E 28/01/2009
46
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