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Appendix C Alarm messages
C.1 Monitor Alarm Messages
Technical alarm:
Voltage of battery is too low
No paper in the recorder when
recording or the recorder door is open
or recorder is absent.
Physiological alarm:
HR measuring value is above the high
alarm limit
HR measuring value is below the low
alarm limit
Can’t detect the patient’s ECG signal.
ST measuring value is above the high
alarm limit
ST measuring value is below the low
alarm limit
Technical alarm:
RA、LA、LL、V1、V2、
V3、V4、V5、V6 off
ECG electrode fall off the skin or
ECG cables fall off the monitor
Key-leads are disconnected, so it
can’t measure normal ECG
waveform.
Ⅰ、Ⅱ、Ⅲ、V1、V2、
V3、V4、V5、V6 polarize
ECG measurement failure or
communication failure