Covidien Puritan Bennett 540, User Manual, Page: 108 / 141

Specifications
A-8
Puritan Bennett 540™ Ventilator User’s Manual
Low Minute Volume
(Low Min Vol) Range: 0.5 L to 50.0 L
Resolution: 0.5 L
Default value: OFF
Depends on: High Min vol, VTI, R-Rate
High Minute Volume
(High Min Vol) Range: 2.0 L to 99.0 L
Resolution: 0.5 L
Default value: OFF
Depends on: Low Min vol, VTI, R-Rate
High respiratory rate
(High Rtot) Range: 10 bpm to 70 bpm
Resolution: 1 bpm
Default value: OFF
Depends on: Backup R
Minimum inspiratory time
(Low I time) Range: 0.1 to 3s
Resolution: 0.1 s
Default value: AUTO (Rise time + 300 ms)
Depends on: High I time, Backup R, Rise time
Maximum inspiratory time
(High I time) Range: 0.8 to 3 s
Resolution: 0.1 s
Default value: AUTO {Min [3 s; (30/R-Rate)]}
Depends on: Low I time, R-Rate
Low Peak Inspiratory Pressure
(Low PIP)
Range: PIP – 20% (not adjustable)
Resolution: N/A
High Peak Inspiratory Pressure
(High PIP)
Range: PIP + 20% (not adjustable)
Resolution: N/A
V SIMV Mode
Low PIP Range: 2 cmH
2
O to 52 cmH
2
O
Resolution: 1 cmH
2
O
Default value: 2 cmH
2
O
Depends on: PEEP, P support, High PIP
High PIP Range: 12 cmH
2
O to 60 cmH
2
O
Resolution: 1 cmH
2
O
Default value: 40 cmH
2
O
Depends on: PEEP, P support, Low PIP
Low Inspired Tidal Volume
(Low VTI) Range: 30 mL to 1990mL
Resolution: 10 mL
Default value: OFF
Depends on: Vt, High VTI
High Inspired Tidal Volume
(High VTI) Range: 80 mL to 3000 mL
Resolution: 10 mL
Default value: 2000 mL
Depends on: Vt, Low VTI
V SIMV Mode (Cont’d)
Table A-11. Ventilator Range, Resolution, and Accuracy (Continued)
Setting or Monitored Parameter Range, Resolution, and Accuracy