Oceanic DataTrans Plus, Owner'S Manual

Page: 18 / 140

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dible alar m sou n ds t o aler t you t o ch eck t h is in for m at ion . Th ese con cise,
sim ple m essages (F ig. 3), su ch as “TOO F AST” or “TOO DE E P " ar e displayed
in t h e lan gu age t h at you ch oose du r in g set u p.
Ea c h D a t a Tra n s P lu s n u m e ric a n d gra ph ic displa y re pre se n t s a
u n iqu e pie c e o f in fo rm a t io n . It is im pe ra t ive t h a t yo u u n de rst a n d
t h e fo rm a t s, ra n ge s, a n d va lu e s o f t h e in fo rm a t io n re pre se n t e d t o
a vo id a n y po ssible m isu n de rst a n din g t h a t c o u ld re su lt in e rro r.
N OTE: Th ro u g h o u t t h is o w n e r's gu ide re fe re n c e is m a de t o t h e
t e rm 'bre a t h in g g a s'. Th e ra t io n a l be in g t h a t t h e D a t a Tra n s
P lu s c a n be u se d fo r 'a ir' dive s o r 'n it ro x' dive s. F o r c la rit y
t h e se t e rm s a re de fin e d a s -
B re a t h in g Ga s - t h e g a se o u s m ixt u re bre a t h e d du rin g a dive .
Air - a bre a t h in g g a s t h a t c o n t a in s a ppro xim a t e ly 21% o xyge n
a n d 79% n it ro g e n (n a t u re 's c o m m o n n it ro ge n -o xyge n m ixt u re ).
N it ro x - a n it ro g e n -o x yge n bre a t h in g ga s t h a t c o n t a in s a h igh e r
fra c t io n o f o xyge n (22 t o 50%) t h a n a ir.
U N IVERS AL GRAP HIC D IVER IN TERF ACE ™
F ive bar gr aph s r efer r ed t o as t h e Un iver sal Gr aph ic Diver In t er face ™ appear
ar ou n d t h e per im et er of t h e Dat aTr an s P lu s scr een (F ig. 4). Th ese segm en t ed
F ig. 4 - Bar Gr aph Displays
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DECO
C.Z. C.Z.
O2
NO DECO
0 5 10 20 30 40 50 60
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DECO
C.Z. C.Z.
PSI
BAR M
FT
O2
NO DECO
0 5 10 20 30 40 50 60
MAX
F ig. 3 - Message Box
R2