Performance verification
Puritan Bennett™ 700 Series Ventilator System Service Manual
10070389 Rev. A
5-9
3.
Connect DMM leads to each pair of pins given below, and verify voltage readings given
in Table 5-3.
See Section 5.7 9, 10, 11, 12, 13, 14.
4.
Remove leads from test connector and close ventilator lid.
5.6.6 Gas volume accuracy, breath timing, and PEEP system test (Test 5),
using the PTS 2000 and Breathlab software
This test verifies the accuracy of the volume and oxygen percentage of gas delivered to the
patient. It also verifies the breath timing and PEEP system.
Figure 5-2. PTS 2000 Setup for Test 5
1.
When using the PTS 2000, set up the ventilator for test as shown in Figure 5-2:
NOTE:
Connect the PTS 2000 with the inspiration limb of the patient tubing circuit. To ensure
accurate volume measurement, place the patient wye and test lung some distance
from the exhaust port of the PTS 2000. After installing the PTS 2000 in the patient
tubing circuit, run the SST to ensure that there are no leaks and accurately determine
compliance compensation. Choose
HME
when the ventilator prompts you for the
humidifier type.
Table 5-3: Pressure solenoid PCB test connector (J2) voltages
Voltage
Positive lead
Negative lead
Acceptable range
+24 V
1
12
23.00 to 25.00 V
-15 V
2
12
-15.27 to -14.09 V
+5 V
4
12
4.92 to 5.08 V
+1.2 V
5
12
1.23 to 1.24 V
UI+5 V
7
12
4.8 to 5.2 V
+15 V
11
12
14.32 to 15.57 V
7-00319
Summary of Contents for Puritan Bennett 700 Series
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