Fluke Biomedical VT305 - Manual (Page 57)

Gas Flow Analyzer
Measure Respiratory Data
43
Expiration Volume Vte
Figure 43 shows the optimal trigger values to measure Vte.
V
t
End Trigger
Start Trigger
V
0
Vte
S
E
S
Breath Cycle
Expiration Inspiration
gyo045.eps
Figure 43. Expiration Volume
The start trigger must be set to S and the end trigger to E.