Technical Specifications - Beurer BM 55 Mode D'emploi

• the cuff is fastened too tightly or loosely (
pears on the display),
• the pump pressure is higher than 300 mmHg (
pears on the display),
• pumping up takes longer than 160 seconds or pressure
is higher than 15 mmHG (
• there is a system or device error (
appears on the display),
• the batteries are almost empty
In such cases, repeat the measurement. Ensure that you
do not move or speak.
If necessary, reinsert or replace the batteries.
T echnical alarm – description
Should the recorded blood pressure (systolic or diastolic)
lie outside the limits specified in the section '10. Technical
Specifications', the technical alarm will appear on the dis-
play indicating either ' ' or 'Lo'. In such cases, you should
seek medical assistance and check the accuracy of your
procedure.
The limit values for the technical alarm are factory set and
cannot be adjusted or deactivated. These alarm limit val-
ues are accorded second priority under the standard IEC
60601-1-8.
or ap-
ap-
appears on the display),
, , or
.
The technical alarm is a non-locking alarm and must not be
reset. The signal shown on the display will disappear auto-
matically after about 8 seconds.
NOTE:
If the unit still does not work, contact customer service at
1-800-536-0366.

10. Technical Specifications

Type
Measurement
method
Measurement range Cuff pressure 0-300 mmHg,
Display accuracy
Measurement
inaccuracy
Memory
24
BM 55
Oscillometric, non-invasive blood
pressure measurement on the up-
per arm
systolic 60-260 mmHg,
diastolic 40-199 mmHg,
Pulse 40-180 beats/minute
Systolic ± 3 mmHg,
diastolic ± 3 mmHg,
pulse ± 5 % of the value shown
Max. permissible standard devia-
tion according to clinical testing:
systolic 8 mmHg /diastolic 8 mmHg
2x60 memory spaces