Owner manual

- 70- Revision 4.6 3/2004
APPENDIX A. – PRESSURE CONVERSION FACTORS
CONVERSION FACTORS FOR UNITS OF PRESSURE
TO CONVERT cmH
2
O in.H
2
O ftH
2
O mmHg in.Hg in. sea ft sea m sea
FROM TO
psi mbar bar atm Pa kPa
@ 20°C @ 20°C @ 20°C @ 0°C @ 0°C
gm/cm
1
kg/cm
2
water water water
psi 1 68.9476 0.0689476 0.0680460 6894.76 6.8947 70.433 27.730 2.3108 51.7149 2.03602 70.030696 0.07030686 26.9484 2.2457 .684482
mbar 0.0145038 1 0.001
9.86923
100 0.100 1.0215 0.40218 0.03352 0.75006 0.0295300 .00101972 0.00101972 .39085 .032571 .0099276
bar 14.5038 1000 1 0.986923 100000 100 1021.5 402.18 33.52 750.06 29.5300 1019.716 1.019716 390.85 32.571 9.9276
atm 14.6959 1013.25 1.01325 1 101325 101.325 1035.08 407.511
35.959 760.0 29.9213
1033.227
1.033227 396.031
33.002 10.0591
Pa
1.45038
0.01 0.00001
9.86923
1 0.001 0.010215 0.0040218 3.352 7.5006 2.95300 .0109716
1.019716 3.9085 3.2571 9.9276
kPa 0.145038 10.0 0.010 0.0098692 1000 1 10.215 4.02118 0.3352 7.5006 0.295300 10.19716 0.0101972 3.9085 0.32571 .099276
cmH
2
O @ 20°C 0.014198 0.97891
9.7891
9.66105
97.891 0.097891 1 0.3937 0.035281 0.73424 0.028907 .99821
9.9821
.382613 0.031884 .0097182
in.H
2
O @ 20°C 0.036063 2.4864 0.0024864
2.45392
248.64 0.24864 2.5400 1 0.083333 1.8650 0.073424 2.5354 0.0025354 .971840 0.080986 .024684
ftH
2
O @ 20°C 0.432756 29.8368 0.0298368 0.0294470 2983.68 2.98368 30.480 12 1 22.380 0.881089 30.425 0.030425 11.6621 0.97183 .29621
mmHg @ 0°C 0.0193368 1.33322 0.0013322 0.00131579 133.322 0.133322 1.3619 0.53620 0.04468 1 0.03937 1.35951 1.35951 .521096 0.043424 .013236
in.Hg @ 0°C 0.491154 33.8639 0.0338639 0.0334211 3386.39 3.38639 34.593 13.619 1.13491 25.400 1 34.5316 0.0345316 13.23581 1.1030 .33619
gm/cm
1
.0142233
.980665
9.80665
9.67842
98.0665 .0980665 1.0018 .3941 .032868 .735559 .028959 1 .001 .383292 .0319410 .0097355
kg/cm
2
14.2233 980.665 0.980665 0.967842 98060.5 98.0665 1001.8 394.41 32.868 735.559 28.959 1000 1 383.292 31.9410 9.7355
in. sea water .037108 2.55851
2.55851 2.52505
255.851 .255851 2.6136 1.02900 .08575 1.91908 .07555 2.60896
2.60895
1 .08333 .0254
ft sea water 0.4453 30.702 0.030702 0.030301 3070.2 3.0702 31.3638 12.3482 1.02900 23.029 0.90664 31.308 0.031308 12 1 .3048
m sea water 1.46096 100.731 .100730 .099409 10073.0 10.0730 102.90 40.512 3.3760 75.553 2.9745 102.716 .102716 39.37007 3.2606 1
10
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-4
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-3
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-3
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10
-3