19
6. saving, displaying and deleting
measurements
• The results of every successful measurement are stored
together with the date and time. If there are more than 90
measurements, the oldest measurements are lost.
• Press the memory button
M
to display the average value of
the last 3 saved measurements.
• Continue pressing the memory button
M
to display the latest
individual measurement, press the
sET
button to display the
oldest measurement, with the date, time and WHO classifi-
cation in each case.
• You can delete the memory by pressing and holding the
memory button
M
for 5 seconds ( appears in the display).
• To switch the monitor off, press the
sTART/sTOP
button .
• If you forget to switch off the unit, it will switch off automati-
cally after 1 minute.
7. Cleaning and storing the unit
• Clean the unit and cuff carefully using a slightly damp cloth
only.
• Do not use any cleaning agents or solvents.
• Under no circumstances should you hold the unit under wa-
ter, as this can cause liquid to enter and damage the unit.
• If you store the unit, no heavy objects should be placed on
top of it. Remove the batteries. The cuff line should not be
bent sharply.
8. Error message/troubleshooting
Error messages may appear if:
• The cuff has not inflated sufficiently (
E1
);
• You move or speak while the measurement is being taken
(
E2
,
E4
);
• The pump pressure is too high (
E3
);
• The batteries are almost empty .
In such cases, repeat the measurement. Ensure that the cuff
line is correctly attached and that you do not move or speak. If
necessary, reinsert or replace the batteries.
9. Technical specifications
Model no.
SBM 38
Measurement me-
thod
Oscillometric, non-invasive blood
pressure measurement on the upper
arm
Measurement range
Cuff pressure 30 – 280 mmHg,
systolic 30 – 280 mmHg,
diastolic 40 – 199 mmHg,
pulse 40 – 199 beats per minute
Display accuracy
Systolic ± 3 mmHg,
diastolic ± 3 mmHg,
pulse ± 5% of the value shown
Measurement inac-
curacy
Max. permissible standard deviation
according to clinical testing:
systolic 8 mmHg /
diastolic 8 mmHg
Memory
90 memory spaces
