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29
The “HealthCoach” app must be active to allow data transfer.
If your smartphone has a protective cover, remove this to ensure
that there is no interference during the transfer. Begin the data
transfer in the “HealthCoach” app.
9. Cleaning and storing the device and cuff
•
C
lean the device and cuff carefully using a slightly damp cloth
only.
•
D
o not use any cleaning agents or solvents.
•
U
nder no circumstances hold the device and cuff under wa-
ter, as this can cause liquid to enter and damage the device
and cuff.
•
I
f you store the device and cuff, do not place heavy objects on
the device and cuff. Remove the batteries. The cuff line should
not be bent sharply.
10. Error messages/troubleshooting
In the event of errors, the error message
_
appears on the
display.
Error messages may appear if:
• it was not possible to record the pulse:
1
;
• you move or speak during the measurement:
2
;
• the cuff is fastened too tightly or loosely:
3
;
• errors occur during the measurement:
4
;
• the pump pressure is higher than 300 mmHg:
5
;
• the batteries are almost empty :
6
;
• the data could not be sent via Bluetooth
®
.
In such cases, repeat the measurement and/or data transfer.
Ensure that the cuff line is correctly attached and that you do not
move or speak during the measurement.
11. Technical specifications
Model No. SBM 37
Measurement me-
thod
Oscillometric, non-invasive blood pres-
sure measurement on the upper arm
Measurement range Cuff pressure 0 – 250mmHg,
Systolic 50 – 250mmHg,
Diastolic 30 – 200mmHg,
Pulse 40 – 180 beats/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 2 x 60 memory spaces
Dimensions L 139 mm x W 94 mm x H 48 mm
Weight 236 g (without cuff, without batteries)
Cuff size 22 to 36 cm
Permissible operating
conditions
+ 5°C to + 40°C, 15-93% relative humi-
dity (non-condensing)
Permissible storage
and transport con-
ditions
-25°C to + 70°C, ≤ 93% relative humidity,
700 –1060 hPa ambient pressure
Power supply 4x 1.5V AAA batteries
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