8
Error Description Potential cause and remedy
Readings from
repeated
measurements dier
considerably.
Blood pressure is a
uctuating value.
For healthy adults,
deviations of 10 to
20 mmHg are possible.
Reminder: always use the same arm
for measurements!
Cu is not properly
tted.
Ensure that the cu is tted
according to the “Applying the arm
cu” section.
Readings were not
consistently taken at
heart level.
For each measurement, make sure
that the cu is at heart level.
Talking, coughing,
laughing, moving etc.
when measuring will
inuence the reading.
While measuring, relax, keep still,
do not move or speak.
Blood pressure values
measured at your
doctor’s oce dier
from your
measurements.
Doctor visits can
frequently cause
anxiety.
Record the daily development of
the measured values and consult
your doctor.
Display remains
blank, or is unusual,
when instrument is
switched on.
Batteries are not
installed properly.
Check batteries for correct polarity.
Device frequently
fails to measure
blood pressure
values, or values
measured are too low
(or too high).
Cu may not be
properly positioned.
Ensure that the cu is tted
according to the “Applying the arm
cu” section.
Further information
Blood pressure is subject to uctuations even in healthy people.
Comparable measurements always require the same conditions
(quiet conditions)!
In order to receive market clearance from governmental bodies, this
device was subjected to strict clinical tests.