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18.1.4. What does “SENSOR CONTAMINATION” mean?..................................188
18.1.5. What is Standby mode used for?.............................................................188
18.1.6. What happens when the Pause button is pressed? ................................189
18.1.7. What is the operating time of the battery? ...............................................189
18.1.8. What is the battery charging time? ..........................................................189
18.1.9. What is the difference between PTV and PSV? ......................................189
18.1.10. When looking at the parameter settings, what do I record? ..................189
18.1.11. Where do I set the Trigger Sensitivity?..................................................189
18.2. Mode Related Questions................................................................................190
18.2.1. What is meant by Targeted Tidal Volume?..............................................190
18.2.2. What are appropriate Tidal Volumes? .....................................................190
18.2.3. What is the meaning of Compliance and Resistance? ............................190
18.2.4. How do I minimise the Apnoea alarm in CPAP? .....................................190
18.2.5. In TTV some of the breaths exceed the set TTV. Why?..........................190
18.2.6. Why is there no SET value for MAP and dp in HFO mode?....................191
18.3. Patient Circuits ...............................................................................................191
18.3.1. What is the difference between the N2188 and N5188 patient circuit? ...191
18.3.2. Why is a restrictor necessary?.................................................................191
18.3.3. What is a /02 patient circuit?....................................................................191
18.3.4. What is a /850 patient circuit?..................................................................191
18.3.5. What happens if the restrictor is placed in the expiratory limb instead
of the inspiratory limb?..........................................................................................191
18.3.6. Should bacterial filters be used on the expiratory limb? ..........................191
18.3.7. When using the INOSYS Nitric Oxide therapy and the ventilator what
scavenging filters do I need? ................................................................................191
18.3.8. How often does the exhalation block and silencer need to be
autoclaved? ..........................................................................................................192
18.3.9. How do I clean the exhalation block and scavenging system after using
NO? ......................................................................................................................192
19. Commonly Seen Alarms .........................................................................................194
19.0.1. High Pressure Alarm................................................................................194
19.0.2. Low Pressure Alarm ................................................................................194
19.0.3. Breath Not Detected ................................................................................194
19.0.4. Low Tidal Volume ....................................................................................194
19.0.5. Unexpected Rise or drop in Mean P (SLE5000 only) ..............................195
19.0.6. Unexpected Rise or Drop in Max P (SLE5000 only)................................195
19.0.7. Unexpected Rise or Drop in Min P (SLE5000 only).................................195
19.0.8. Continuing Positive Pressure...................................................................195
19.0.9. Leaking Fresh Gas ..................................................................................195
19.0.10. High Patient Leak ..................................................................................196
19.0.11. Clean Flow Sensor ................................................................................196
19.0.12. Faulty Flow Sensor ................................................................................196
19.0.13. Calibration Fail.......................................................................................197
19.0.14. Calibrate Flow Sensor ...........................................................................197
19.0.15. Apnoea (volume) ...................................................................................197