4-6  BeneLink Module Operator’s Manual 
4.1.3 Output Signals – Waveforms 
The following waveforms from the external device can be output to the monitor: 
 Paw 
 Flow 
 Volume 
4.2 Carefusion Vela 
4.2.1 Output Signals – Parameters 
Monitor output: parameters from Carefusion Vela Ventilator 
Label  Description  Trend, record, print 
Monitoring Parameters 
PEEP  Positive end-expiratory pressure  Yes 
Ppeak  Peak pressure  Yes 
Pmean  Mean pressure  Yes 
VTe  Expiratory tidal volume  Yes 
VTi  Inspired tidal volume  Yes 
VTe spn  Spontaneous expiratory tidal volume  Yes 
MVspn  Spontaneous breathed minute volume  Yes 
MVe  Expiratory minute volume  Yes 
ftot  Total breath rate  Yes 
fspn  Spontaneous respiratory rate  Yes 
I:E  Inspiratory time:Expiratory time ratio  No 
FiO2% 
Fractional concentration of O
2
 in inspired 
gas 
Yes 
FiO2 
Fractional concentration of O
2
 in inspired 
gas 
Yes 
Texp  Expiratory time  No 
PO2  Oxygen supply pressure  No