Incorrect Measurement - Beurer BF 220 Instructions For Use Manual

The muscle percentage is normally within the following ranges:
Man
Age low normal
<44
<43
<42
<41
<38

4. Incorrect measurement

If you step onto the scale before "0.0" appears in the display, the scale will not operate properly.
Possible causes of errors:
was exceeded.
– The electrical resistance between the electrodes
– Your body fat lies outside the measurable range
Woman
high Age
Remedy:
– Only weigh the maximum permissible weight.
– Repeat weighing barefoot.
– Slightly moisten the soles of your feet if necessary.
Remove the calluses on the soles of your feet if
necessary.
– Repeat weighing barefoot.
– Slightly moisten the soles of your feet if necessary.
10
low normal
<35
<34
<33
<31
<28
high