PHILIPS Respironics Trilogy 202, User Manual, Page: 154 / 179

Chapter 10 System Checkout Procedures
145
6. Verify the Low Inspiratory Pressure Alarm
This procedure verifies that the Low Inspiratory Pressure alarm
is working properly. It assumes that you have attached the test
lung, verified ventilator settings, and turned on ventilator power as
described in the Initial Setup section.
A. Change Ventilator Settings
Modify the ventilator settings and change the following values
shown below in Table 13.
Setting Value
Mode CV
Tidal Volume 500 ml
FiO
2
21%
Breath Rate 12 BPM
Inspiratory Time 1.0 seconds
Flow Pattern Ramp
PEEP 4 cmH
2
O
Sigh Off
Circuit Disconnect Off
Low Inspiratory Pressure 40 cmH
2
O
High Inspiratory Pressure 60 cmH
2
O
Apnea Off
All other alarms Off
B. Verify the Alarm
Wait up to 40 seconds and verify the following alarm signals:
The High Priority audible indicator sounds
•
A red light flashes on the
•
Alarm Indicator/Audio
Pause button
The Low Inspiratory Pressure alarm condition
•
appears on the screen, highlighted in red
Table 13 - Ventilator Settings