GE B20 User Manual page 45

Alarm activation
Physiological alarms have individual activation criteria as shown in
the table. Alarm annunciation does not depend on case activity.
Parameter Physiological alarm activation criteria
ECG Active measurement for 30 seconds.
Impedance Active measurement for 30 seconds.
respiration
Apnea After 3 breath within 1 minutes.
SpO2 After successful pulse search.
NIBP Manual, Auto or Stat mode started.
IBP Active measurement for 30 seconds.
Temperature As soon as measurement readings are
available.
Gases After 1st breath detection.
Entropy Measurement readings within the preset alarm
limits for 30 seconds.
Checking alarm function
1. Set a parameter alarm limit outside of the current measured
patient values. For example, connect the SpO
the SpO high limit under the measured SpO
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2. Confirm that the following alarm notification events occur:
• The audible alarm sounds the correct tone.
• The alarm light illuminates.
• The SpO numeric value flashes in the digit field with the
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correct color.
• An alarm printout (if enabled).
3. Audio pause the alarms and confirm that the alarms are paused
and that the left side of the alarm indicator light is a correct
color.
4. Return the parameter alarm limit to the original value.
41
sensor and adjust
2
values.
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