Technical Alarm Description - Citizen CHU305 Manual De Instrucciones

Irregular Heartbeat Indicator
• Measurement may not be correct if your heartbeat fluctuates greatly during
Hypertension Classifi cation Indicator
The measured blood pressure value is displayed according to the WHO standards.
(

Technical Alarm Description

The monitor will show 'HI' or 'Lo' as technical alarm on LCD with no delay if the
determined blood pressure (systolic or diastolic) is outside the rated range specified
in part SPECIFICACIONS. In this case, you should consult a physician or check if
your operation violated the instructions.
The technical alarm condition (outside the rated range) is preset in the factory and
cannot be adjusted or inactivated. This alarm condition is assigned as low priority
according to IEC 60601-1-8. The technical alarm is non-latching and need no reset.
The signal displayed on LCD will disappear automatically after about 8 seconds.
00_CHU305_USA.indb Eng-15 00_CHU305_USA.indb Eng-15
If an irregular heartbeat is detected during measurement, the Irregular
Heartbeat (IHB) Indicator is displayed after measurement is completed.
There are 2 conditions under which the signal of IHB will be displayed:
1) The coefficient of variation (CV) of pulse period > 25%
2) The difference of adjacent pulse period
pulse takes more than 53 percentage of the total number of pulse.
measurement. If the Irregular Heartbeat (IHB) Indicator is displayed, measure your blood
pressure again.
If the Irregular Heartbeat (IHB) Indicator appears frequently,
Caution
you are advised to consult a doctor about your health
condition.
See page 4)
SYSTOLIC
(mmHg)
Grade 3 Hypertension (severe)
180
Grade 2 Hypertension (moderate)
160
Grade 1 Hypertension (mild)
140
High-Normal
130
Normal
120
Optimal
0.14s, and the number of such
80 85 90 100 110
- Eng 15 -
DIASTOLIC
(mmHg)
2015/01/13 19:53:20 2015/01/13 19:53:20