132
ACCESSORIES
9
VENTILATOR ALTITUDE VOLUME ADJUSTMENT TABLE
The volume output by the ventilator is not automatically adjusted for altitude. The following table shows the
actual volume output for several volume settings at different altitudes. Check the performance of the ventilator for
adequate therapy delivery in the environment(s) in which it will be used and adjust the volume to compensate for
altitude when necessary.
VOLUME SETTING ON
LIFE2000® VENTILATION SYSTEM
Atmospheric
Pressure
Approximate
Altitude
90
150
250
350
500
750
HPA
FEET
METERS
ML VOLUME OUTPUT
1100
-2290
-700
84
140
234
327
468
702
1075
-1640
-500
86
143
238
334
477
715
1050
-990
-300
87
146
243
340
486
729
1025
-320
-100
89
149
248
347
495
743
1000
370
110
91
152
253
354
505
758
975
1060
320
93
155
258
361
516
773
950
1770
540
95
158
263
369
527
790
925
2500
760
97
161
269
377
538
807
900
3240
990
99
165
275
385
550
826
875
4000
1220
101
169
282
394
563
845
850
4780
1460
104
173
288
404
577
865
825
5580
1700
106
177
295
413
591
886
800
6400
1950
109
182
303
424
606
908
775
7230
2200
112
186
310
435
621
931
750
8090
2470
115
191
319
447
638
957
725
8980
2740
118
197
328
459
656
984
700
9880
3010
121
202
337
472
675
1012
675
10820
3300
125
209
348
487
695
1043
650
11780
3590
129
215
358
501
716
1075
625
12780
3890
133
222
370
517
739
1109
600
13800
4210
138
229
382
535
765
1147