Patient monitor User’s manual
33
Technical alarm:
Alarm messages Cause Level
RA、LA、LL、V1、V2、
V3、V4、V5、V6 off
ECG electrode fall off the skin or
ECG cables fall off the monitor
Medium
ECG leads off Key-leads are disconnected, so it
can’t measure normal ECG
waveform.
Ⅰ、Ⅱ、Ⅲ、V1、V2、
V3、V4、V5、V6
polarize
ECG electrode polarized
Low
ECG communication error
ECG measurement failure or
communication failure
Medium
ECG noise ECG noise is too much. Low
Resp
Physiological alarm:
Alarm messages Cause Level
RR high RR measuring value is above the high
alarm limit
Medium
User-Selectable
RR low
RR measuring value is below the low
alarm limit
Resp apnea
No signal for breath in specific
interval
High
SpO
2
Physiological alarm:
Alarm messages Cause Level
SpO
2
high SpO
2
measuring value is above the
high alarm limit
Medium
User-Selectable
SpO
2
low SpO
2
measuring value is below the
low alarm limit
Medium
User can select
Medium or
High
SpO
2
Desat SpO
2
measuring value is too low. High
PR high PR measuring value is above the high
alarm limit
Medium
User-Selectable
PR low PR measuring value i
alarm limit
SpO
2
pulse timeout SpO
2
signal is predominantly invalid
and therefore cannot be analyzed
High