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Appendix A
RS-232 Communications Protocol
REF 1057983 A Respironics V200 Ventilator Operator’s Manual Appendix A-7
Measured I:E Ratio 1:4.1◆
0.1 for 9.9:1
to 1:9.9
1 for 1:10 to
1:99
4.1:1-1:99 N/A The I:E Ratio
display from the
Patient Data
screen.
Measured Patient
Leak
0.0◆◆◆
0.1 for 0.0
to 99.9
1 for 100 to
140
0.0 - 140 LPM The Pt Leak
display.
Measured Percent of
Breaths Triggered by
the Patient (NPPV
Spont/T mode only;
otherwise ◆◆◆◆◆◆)
56.2
0.1 for 0.0
to 99.9
1 for 100
0.0 - 100 % The Pt Trigger
display on the
NPPV Monitor
screen.
Monitored Oxygen
Concentration
55.1◆◆ 0,1 for 0.0
to 99.9
1 for 100
0.0 - 100 % The % O2 display
from the Patient
Data Screen.
Ti/Ttot 0.23◆◆ 0.01 0.00 - 1.00 N/A The Ti/Ttot display
from the
Mechanics Patient
Status Screen
Dynamic Resistance 5.43◆◆ 0.01 for
0.00 to
9.99
0.1 for
10.0 to
99.9
1 for 100
to 400
0.00 - 400 cmH
2
0
/L/Sec
The Dynamic
Resistance display
from the
Mechanics Patient
Status Screen
Dynamic Compliance 19.2◆◆ 0.01 for
0.00 to
9.99
0.1 for
10.0 to
99.9
1 for 100
to 350
0.00 - 350 mL/
cmH
2
0
The Dynamic
Compliance display
from the
Mechanics Patient
Status Screen
Peak Lung Flow 35.1◆◆ 0.1 for -
99.9 to
99.9
1 for -100
to -300
1 for 100
to 300
-300 - 300 LPM The Peak L-Flow
display from the
Mechanics Patient
Status Screen
Vital Capacity 450◆◆ 1 0 - 9999 mL Vital Capacity
display from Vital
Capacity Screen
Ventilation Report (Continued)
Description Example Resolution Range Units Comments
Table A-1: Ventilation Report (Sheet 6 of 10)