CPI: Reference Material

Cylinder Usage Time Table

Usage Time (Hours:Minutes) at Prescribed Continuous Flow Rate (LPM):

Cylinder

Capacity
in Liters

.5
LPM

1
LPM

1.5
LPM

2
LPM

2.5
LPM

3
LPM

4
LPM

5
LPM

6
LPM

7
LPM

8
LPM

10
LPM

15
LPM

1:20

0:40

0:27

0:20

0:16

0:13

0:10

0:08

0:07

0:06

0:05

0:04

0:03

113

3:46

1:53

1:15

0:57

0:45

0:38

0:28

0:22

0:19

0:16

0:14

0:11

0:08

170

5:40

2:50

1:53

1:25

1:08

0:57

0:43

0:34

0:28

0:24

0:21

0:17

0:11

ML6

170

5:40

2:50

1:53

1:25

1:08

0:57

0:43

0:34

0:28

0:24

0:21

0:17

0:11

198

6:36

3:18

2:12

1:39

1:19

1:06

0:50

0:40

0:33

0:28

0:25

0:20

0:13

255

8:30

4:15

2:50

2:08

1:42

1:25

1:04

0:51

0:43

0:36

0:32

0:26

0:17

425

14:10

7:05

4:43

3:33

2:50

2:22

1:46

1:25

1:11

1:01

0:53

0:43

0:28

Jumbo D

648

21:36

10:48

7:12

5:24

4:19

3:36

2:42

2:10

1:48

1:33

1:21

1:05

0:43

680

22:40

11:20

7:33

5:40

4:32

3:47

2:50

2:16

1:53

1:37

1:25

1:08

0:45

M60

1738

57:56

28:58

19:19

14:29

11:35

9:39

7:14

5:48

4:50

4:08

3:37

2:54

1:56

3455

1:55:10

57:35

38:23

28:48

23:02

19:12

14:24

11:31

9:36

8:14

7:12

5:46

3:50

Oxygen Conservation Device/ Cylinder System Specifications

System Part #

PSC101

PSC201

PSC202

PSC301

Cylinder Type

M2 w/Low Profile
CGA 540 Valve

M6 w/Post Valve
& Toggle

M9 w/Post Valve
& Toggle

Regulator Type

Mini CGA
540/Threaded Style

Yoke Style

Bag Style

Horizontal/ Camera

Standard Vertical

Horizontal/
Camera Style

Standard Vertical

Oxygen Capacity

40 Liters

170 Liters

240 Liters

Weight

3.5 lbs.

5.0 lbs.

5.8 lbs.

6.5 lbs.

Dimensions

10.5"L x 4.5"W x
8"H

8.5"L x 5"W x
16"H

16"L x 4.5"W x
8"H

8.5"L x 5.5"W x
16"H

Duration @ 1
LPM

4.6 hrs

21.0 hrs

28.9 hrs

Duration @ 2
LPM

2.3 hrs

10.5 hrs

14.0 hrs

Duration @ 3
LPM

1.5 hrs

7.0 hrs

9.3 hrs

Duration @ 4
LPM

1.2 hrs

5.25 hrs

7.0 hrs

Aluminum Duration Table with Conservation Device

Cylinder
Type (Liters)

OCD101 Setting

Continuous
Flow Equivalent

M2 (40)

6200 / 6203

4.6 hrs

2.3 hrs

1.5 hrs

1.2 hrs

Continuous Flow

.66 hrs

.33 hrs

.22 hrs

.16 hrs

M6 (170)

200 / 6203

21.0 hrs

10.5 hrs

7.0 hrs

5.25 hrs

Continuous Flow

3.0 hrs

1.5 hrs

1.0 hrs

.75 hrs

M9 (290)

6200 / 6203

28.0 hrs

14.0 hrs

9.3 hrs

7.0 hrs

Continuous Flow

4.0 hrs

2.0 hrs

1.3 hrs

1.0 hrs

D (480)

6200 / 6203

48.4 hrs

24.2 hrs

16.1 hrs

12.1 hrs

Continuous Flow

7.0 hrs

3.5 hrs

2.3 hrs

1.73 hrs

E (680)

6200 / 6203

79.1 hrs

40.0 hrs

26.5 hrs

19.8 hrs

Continuous Flow

11.3 hrs

5.7 hrs

3.8 hrs

2.8 hrs