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

Cylinder
durations
are
approximate
and based
on average
reported
clinical
experiences.
Overall
oxygen
conservation
ratios may
vary from 4:1
to 11:1
depending
on rate of
inspiration.

Aluminum Cylinders

Cylinder

Service
Pressure

Oxygen Capacity

Cylinder Length

Cylinder OD

Cylinder Weight

PSI

BAR

CU FT

LITER

LBS

2216

153

1.4

5.37

136

2.5

63.5

.74

.34

2216

153

113

8.4

213

3.2

1.6

.74

2216

153

165

11.59

294

3.2

2.2

ML6

2015

139

165

7.68

195

4.38

111

2.9

1.29

2015

139

198

9.18

233

4.38

111

3.3

1.48

2015

139

255

10.88

276

4.38

111

3.7

1.69

2015

139

425

16.51

419

4.38

111

5.3

2.41

JUMBO D

2216

153

22.6

640

16.3

414

5.25

133

8.1

3.68

2015

139

680

25.63

651

4.38

111

7.9

3.58

M60

2216

153

61.4

1738

584

7.25

184

21.7

9.86

2216

153

122

3455

35.75

908

203

38.6

17.55

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