Alarms
88
Cat-
egory
Alarm
name
Condition causing
the alarm
Icon
displayed
When an
alarm is
activated:
Cancellation of alarm
Priority
level
✽1
Alarm
is silenced
Pulse oximeter
Masimo
SpO
2
abnormal
cable
alarm
This alarm activates if
the patient cable
becomes defective
during measurement or
an incompatible cable is
connected.
%SpO
2
and
pulse rate
display
“---” are
displayed
The alarm is automatically
canceled when the patient
cable is replaced with a
good one.
High 2 min.
Internal
error alarm
This alarm activates if
the SpO
2
board
experiences a fault or
an internal communica-
tion failure occurs.
%SpO
2
and
pulse rate
display
“---” are
displayed
If the power is turned off
and back on again and the
alarm continues, contact
your local Atom representa-
tive.
Low
Alarm priority
indicator is
displayed and
the audible
alarm is
turned off.
Nellcor
Loss of
pulse
alarm
This alarm activates if
pulse is not detected
during measurement.
(Red
marking)
%SpO
2
and
pulse rate
display “---”
are displayed
The alarm is automatically
canceled when a pulse is
detected.
High 2 min.
SpO
2
sensor
alarm
This alarm activates if
the sensor is discon-
nected from the patient
or the unit during
measurement.
%SpO
2
and
pulse rate
display “---”
are displayed
The alarm is automatically
canceled when the silence
switch is pressed or the
sensor is correctly con-
nected to the unit and is
attached to the patient.
High
Activated for
2 minutes
after the
sensor is
disconnected
from the unit,
function is
deactivated,
or the sensor
is discon-
nected from
the patient.
SpO
2
abnormal
sensor
alarm
This alarm activates if
the sensor fails to
function correctly
during measurement.
%SpO
2
and
pulse rate
display “---”
are displayed
The alarm is automatically
canceled when the sensor
is replaced with a good one.
High 2 min.
Internal
error alarm
This alarm activates if
the SpO
2
board
experiences a fault or
an internal communica-
tion failure occurs.
%SpO
2
and
pulse rate
display “---”
are displayed
If the power is turned off
and back on again and the
alarm continues, contact
your local Atom representa-
tive.
Low
Alarm priority
indicator is
displayed and
the audible
alarm is
turned off.
Oxygen
Oxygen
level upper
alarm limit
This alarm activates if
oxygen level exceeds
the upper alarm limit.
The upper
alarm limit
value
blinks.
Measurement
is continued.
The alarm will be reset
automatically when the
oxygen concentration value
falls below the upper-limit
alarm set value.
Middle
2 min.
Oxygen
level lower
alarm limit
This alarm activates if
oxygen level falls below
the lower alarm limit.
The lower
alarm limit
value
blinks.
Measurement
is continued.
The alarm will be reset
automatically when the
oxygen concentration value
exceeds the lower-limit
alarm set value.
Middle
2 min.
Oxygen
sensor
alarm
This alarm activates if
the oxygen sensor is
disconnected from the
unit or is electrically
open or short-circuited.
“---” will be
displayed.
The alarm is automatically
canceled when the oxygen
sensor is connected to the
unit.
Middle
2 min.
✽1 Depending on the alarm priority level, the alarm priority indicator is activated as shown below.
High - Flashes red, Middle - Flashes yellow, Low - Lights up yellow