Prima 320 Advance
17
User Manual
Description
3.14 Alarm system
WARNING
1. If the system self-test at start-up indicates an alarm
system failure
do not use the machine. Contact a service
engineer.
2. When the machine is in use, the alarm message field (1)
must visible to the user at all times.
3.14.1 Alarm and message types
Alarms are triggered by a vital sign that appears abnormal,
or by a technical condition within the anaesthetic machine.
Alarms are indicated by visual and audible indicators.
Physiological alarms
Physiological alarms, also called patient status alarms, are
triggered by
1. A monitored parameter value that violates set alarm limits
2. An abnormal patient condition
Technical alarms
Technical alarms, also called system status alarms, are
triggered by
1. A device malfunction
2. Patient data.
Prompt messages
Prompt messages are not alarm messages.
Physiological, technical alarm messages, and system status
messages are also displayed.
Messages are usually displayed in the prompt message area.
3.14.2 Alarm levels
Values for all technical alarms and some physiological
alarms are preset at the factory and are not adjustable.
High level alarm
Indicates a life threatening situation requiring immediate
action.
Medium level alarm
Indicates that the patient’s vital signs appear abnormal and
immediate action is required.
Low level alarm
Indicates that the patient’s vital signs appear abnormal and
action may be required.
3.14.3 Alarm silence
Press the alarm silence key (2) to silence the audio alarm.
’Alarm silenced’ status will be set.
The alarm silence symbol (3) and a 120-seconds countdown
period will be displayed.
NOTE
The O2 Supply Failure alarm is not silenceable.
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