
5-8
When any of the SpO
2
or PR values exceeds the alarm limits, an alarm will be triggered.
The ranges of SpO
2
and PR limits are listed below:
SpO
2
module SpO
2
PR
Mindray DS SpO
2
0 to 100%
0 to 254 bpm
Masimo SpO
2
0 to 100%
25 to 240 bpm
Nellcor SpO
2
0 to 100%
20 to 250 bpm
5.6 SpO
2
Sensor Off Alarm
Select SYSTEM SETUP→MAINTAIN→USER MAINTAIN; enter required password
and set SPO2 SENSOR OFF to HIGH, MED, LOW or OFF in the pop-up menu. When the
alarm level of SPO2 SENSOR OFF is set to OFF, all alarm indications related to this alarm
is disabled.
5.7 When an Alarm Occurs
WARNING
When an alarm occurs, always check the patient’s condition first.
When an alarm occurs to the monitor, refer to the following steps and take action properly.
1. Check the patient’s condition.
2. Identify the alarming parameter and the alarm category.
3. Identify the cause of the alarm.
4. Take proper action to eliminate the alarm condition.
5. Make sure the alarm condition is corrected.
NOTE
For details about how to deal with specific alarms, refer to C Alarm Messages
and Prompt Information.
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