Service and utility functions
Puritan Bennett™ 700 Series Ventilator System Service Manual
10070389 Rev. A
4-5
When you have selected a parameter group, you will see the following display:
Message window display
Description
name of parameter group
(for example,
Other data
)
Turn the knob to locate the desired parameter group; then press ACCEPT.
specific parameter
(for example:
% O
2
)
Turn the knob to locate the specific parameter desired; then press ACCEPT to view
the specific parameter reading (Table 4-3 through Table 4-8). Use the acceptable
ranges provided as guidelines in interpreting the readings.
specific parameter sensor
reading (for example:
% O
2
60%)
The current reading is updated every 1 second and whenever you press ACCEPT.
NOTE:
For analog measurements that are converted to digital, the number of A/D
converter counts may also be listed in parentheses after the measurement.
Table 4-3: Pressure sensors
Specific parameter
Description
Should read within this range...
P
i
*
Inspiration pressure (in cmH
2
O)
-40 to 120 cmH
2
O
P
e
*
Exhalation pressure (in cmH
2
O)
-40 to 120 cmH
2
O
P
O
Oxygen regulator pressure (in cmH
2
O)
0 to 2672 cmH
2
O
P
cyl
*
Cylinder pressure (in cmH
2
O)
-40 to 125 cmH
2
O
P
flow
*
Exhalation flow (in L/min)
-0.5 to 3.5 cmH
2
O (each cmH
2
O is
approximately 135 L/min STPD)
P
iabs
*
Inspiration pressure transducer (absolute
reading) (in cmH
2
O)
485 to 1225 cmH
2
O
P
pox
Oxygen sensor reading as a partial
pressure (in cmH
2
O)
P
a
x FIO
2
(as a fraction, in cmH
2
O)
P
a
Atmospheric pressure (in cmH
2
O)
475 to 1155 cmH
2
O
Measured Peep*
PEEP measurement (in cmH
2
O)
Patient setting ±(0.6 + 10%)
Flow BTPS*
Exhalation flow (BTPS) (in L/min)
Depends on patient’s exhaled flow
*Varies with patient settings during ventilation.
Summary of Contents for Puritan Bennett 700 Series
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