6
6.5
7
7.5
8
50
40
30
20
10
0
−10
Dive
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
9115: Internal Vac. vs. Pump Pressure
Vacuum [inHg]
Pressure [dBar]