Technical data
226 Instructions for use Perseus A500 SW 2.0n
Fresh-gas delivery (mechanically controlled gas mixer)
All data are standardized to STAPD conditions.
O
2 concentration 21 to 100 Vol%
Setting range for fresh-gas flow 0 to at least 12 L/min (O
2, Air, and N2O)
Electronic measurement of fresh-gas flow
Range 0 to 15 L/min (O
2, Air, and N2O)
Accuracy ±10 % or ±0.12 L/min (the larger value applies)
Resolution of the value displayed on the
screen
0.01 L/min (from 0 to 0.2 L/min)
0.02 L/min (from 0.2 to 0.5 L/min)
0.05 L/min (from 0.5 to 1 L/min)
0.1 L/min (from 1 to 15 L/min)
Resolution of the value displayed in the sta-
tus display
0.1 L/min
Total flow tube All data are standardized to STPD conditions.
Range 0 to 10 L/min
Accuracy ±10 % of the set value at 100 % O
2 and for
flows >1 L/min
Resolution of displayed value 0.5 L/min
Ventilator
Electronically driven ventilator, fresh-gas decou-
pled
Time-based settings:
Respiratory rate RR 3 to 100 /min
±10 % of the set value or ±1/min (the larger
value applies)
Minimum respiratory rate in PSV RRmin
mode
Off, 3 to 25 /min
±10 % of the set value or ±1/min (the larger
value applies)
Inspiratory time Ti 0.2 to 10 s
±10 % of the set value or ±100 ms (the larger
value applies)
Maximum inspiratory time for supported
breaths (fixed setting)
Patient category "adult" 4 s or 1 / (2 x RRmin) (the smaller value applies)
Patient categories "pediatric patient" and
"neonate"
1.5 s or 1 / (2 x RRmin) (the smaller value
applies)
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