Chapter 9

Alarms

 

Alarm Alert Messages

 

 

Alert Message

Description

 

 

Air Source Fault

A high urgency alarm indicates the internal air source is not

 

functioning properly, patient ventilation continues using the

 

100% O2 gas source if available. Call for service. Cannot be

 

silenced or manually reset.

 

 

Apnea

The ventilator triggers a medium urgency alarm condition

 

and enters Apnea Ventilation mode if no inspiration is

 

started within the operator set apnea interval while in a non-

 

emergency breathing mode. It is elevated to high urgency

 

after one minute of Apnea Ventilation.

 

 

Audible Alarm Failed

Primary audible alarm is defective. Alarm cannot be

 

manually reset.

 

 

Bad ADC Wrap Sensor

Alarm cannot be silenced or manually reset. Call for service.

 

 

Bad Bat Volt Sensor

Alarm cannot be silenced or manually reset. Call for service.

 

 

Bad Int O2 Sensor

Alarm cannot be silenced or manually reset. Call for service.

Bad Int Temp Sensor

Alarm cannot be silenced or manually reset. Call for service.

 

 

Battery Backup On

Indicates the backup battery is the power source for

 

ventilator operation. Alarm cannot be silenced.

 

 

Exp Valve Stuck Open

Alarm cannot be silenced or manually reset. Call for service.

 

 

Gas Supplies Lost -

A high urgency alarm indicates the oxygen and air source

SVO

are no longer operable. Safety valve opens. Check O2 source

 

and internal air source. Call for service. Cannot be silenced

 

or manually reset.

 

 

High Inspiratory

Indicates that circuit pressure exceeds the high pressure

Pressure

limit. When High Inspiratory Pressure condition occurs, the

 

ventilator immediately cycles into the exhalation phase and

 

illuminates the low priority indicator. Then on the second

 

consecutive breath with a pressure violation, sounds the

 

audible alarm, lights the Alarm High indicator, and displays

 

High Inspiratory Pressure message.

 

 

High Internal O2

Oxygen concentration internal to the enclosure is beyond

 

allowable levels. Indicative of an internal O2 leak. Alarm

 

cannot be silenced or manually reset.

 

 

High Leak Rate

The average estimated leak from the previous breath has

 

exceeded the set High Leak alarm limit (alarm applies to

 

NPPV mode only). Medium urgency, escalates to high

 

urgency after 60 seconds. The alarm cancels when the

 

estimated leak from the previous breath equals or falls

 

below the alarm setting, if the ventilation type changes from

 

NPPV to another ventilation mode or if the alarm is reset by

 

the clinician.

 

 

Table 9-1: Alarm Alert Messages (Sheet 1 of 4)

REF 1057983 A

Respironics V200 Ventilator Operator’s Manual

9-5

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Philips V200 manual Alarm Alert Messages, Alert Message Description
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