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Alarms
110
Instructions for use – Infinity Acute Care System – Monitoring Applications VG6.n
Latching and non-latching alarm behavior
When an alarm condition no longer exists, the
associated acoustic and optical alarm signals
behave in one of two ways:
– The alarm signals automatically stop when the
alarm condition ceases to exist. This type of
alarm is called a non-latching alarm condition.
– The alarm signals continue until you
acknowledge the alarm even though the alarm
condition has ceased to exist. This type of alarm
is called a latching alarm condition.
In general, high-priority alarms are latching alarm
conditions while low-priority alarm conditions are
non-latching. Exceptions to this alarm behavior are
listed on page 117.
The alarm priority of a latching alarm condition
determines how the alarm signals behave after the
alarm condition ceases to exist:
– A latched alarm condition of high priority is
identified by the standard acoustic and optical
alarm signals (see page 114 and page 112).
– A latched alarm condition of medium priority is
downgraded to a status message which
appears in the header bar. The background of
the alarm message in the alarm header and the
parameter field no longer flash in the alarm
color. In addition, and there are no acoustic
alarm signals.
To acknowledge a latched alarm condition
Press one of the following two keys:
– The
yellow key
or
on the front of the
Cockpit.
– The yellow key
on the front of the M540.
or
– Select the
All alarms off
or
All alarms paused
button (the name and function of the button
depends on the Cockpit configuration – see
page 459). To access the button, press the
quick access symbol next to the
Alarms...
button on the main menu bar.
The latched alarm signals clear and all acoustic
and optical latched alarm signals disappear.
Multiple alarm conditions
During multiple alarm conditions, the Cockpit and
the M540 report the most recently detected alarm
condition of highest priority. When several alarm
conditions occur simultaneously, the parameter
fields flash for all alarming parameters. The alarm
condition with the highest priority determines which
acoustic alarm signal is generated, how the alarm
bar and the parameter field appear, and what alarm
message appears in the header bar. If more than
two alarms are active simultaneously, the
corresponding messages appear in the header bar
along with the
More...
button which provides
access to additional messages . For more details,
see "Communicating with the Infinity network"
on page 48.
NOTE
When OR mode is activated (see page 460),
high-priority alarms are no longer latching alarms.
The alarm signals stop automatically when the
alarm condition clears. Only when OR mode is
deactivated do high-priority alarms conditions
produce latching alarms.