Technical Specifications - Beurer EM 28 Instructions For Use Manual

Problem Possible cause
The cuff is not posi-
tioned correctly on
the skin.
The skin
The cuff is dirty.
turns red
and/or a
stabbing
One of the water
pain occurs.
contact electrodes
has a scratch.
Water contact elec-
trodes are not suffi-
ciently moist.
The cuff has come
loose from the skin.
Stimulation The connection
stops during cable has worked
use. itself loose.
The batteries are
empty.
If you cannot find a solution to your problem here, contact
Solution
our Customer Services.
Ensure that the
cuff sits securely

10. Technical specifications

on the skin and
cannot move.
Clean the cuff as
described in these
instructions for
use.
Replace the cuff.
Switch off the
device. Moisten
electrodes.
Stop the applica-
tion and reposition
the wrist cuff.
Stop the applica-
tion and reinsert
the connection
cable.
Replace the
batteries on the
control unit.
30
Wrist circumference
Type
Model
Weight
– Device
– D evice, cuff and
cable
Electrode size
Parameter
(500 ohm load)
Pulse length
Waveform
Voltage supply
From approx. 14 cm
EM 29
EM 28
– Approx. 90 g incl. batteries
– A pprox. 155 g incl. batteries
Approx. 80 cm²
Output voltage:
max. 50 Vpp / 5.5 V rms
Output current:
max. 100 mApp / 11 mArms
Output frequency:
2 – 110 Hz
60 – 220 μs per phase
Symmetric, biphasic
rectangular pulse
4.5 V
(3 x 1.5 V AAA, type LR03)