15
All values in the selected user memory will be deleted.
Individual measurements cannot be deleted.
9. Care and Maintenance
•
Clean the device and cuff with a slightly moistened cloth.
•
Do not use detergents or solvents.
•
Never immerse the device in water or other liquids.
•
When storing the device, make sure no heavy objects are
placed on top of it. Remove the batteries. Ensure the Air
Tube does not have any sharp kinks.
10. Troubleshooting Guide
In case of errors, " _" will appear in the LCD Display, where
"_" is a number 1-6. Error messages may appear if:
•
Pulse is not detected correctly and could
not be measured ( )
•
No Measurement could be taken ( )
•
The cuff is fastened too tightly or loosely ( )
•
A system or device error occurs (
)
•
Air pressure is higher than 300 mmHg (
)
•
A system error occurred (
). If this error reoccurs,
contact Customer Service.
•
Batteries are almost depleted .
In such cases, repeat the measurement. Do not move or
speak. If necessary, replace the batteries.
11. Specifications
Model BM 31
Measurement
method
Oscillometric, non-invasive blood
pressure measurement on the upper arm
Measurement
range
Cuff pressure 0-300 mmHg,
Systolic 50-280 mmHg,
Diastolic 30-200 mmHg,
Pulse 40-199 beats per minute
Display
accuracy
Pressure ± 3 mmHg,
Pulse ± 5%
Dimensions 3.9 in L x 5.5 in W x 2.1in H
(98 mm L x 140 mm W x 53 mm H)
Weight 11.6 oz (329 g) with cuff,
without batteries
Cuff size
8.7 - 16.5 (22 - 42 cm)
Operating
Range
50° F - 104° F (10° C - 40° C),
10 - 85% relative humidity
(non-condensing)
Storage Range -4° F - 131° F (-20° C - 55° C),
10 - 90% relative humidity
Power supply 4 x 1.5 V
AAA batteries
Battery life Approx. 500 measurements
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