Evaluating Body Mass Index for adults:
Compare the value determined with the categories quoted below which correspond to
those used by WHO, 2000.
• BMI below 18.5:
Warning, this patient weighs too little. There could be a tendency to anorexia. An in-
crease in weight is recommended to improve well-being and performance. If in doubt,
consult a specialist.
• BMI between 18.5 and 24.9:
The patient is of a normal weight. He can stay as he his.
• BMI between 25 and 30 (pre-obese):
The patient is slightly to moderately overweight. He should cut his weight if he is al-
ready ill (e.g. diabetes, hypertension, gout, fat metabolism disorders).
• BMI over 30:
Weight reduction is essential. Metabolism, cardiovascular system and bones are all un-
der strain. A consistent diet, plenty of movement and behavioural training are all rec-
ommended. If in doubt, consult a specialist.
Weighing with pre-Tare
If the pre-Tare function is activated, a stored weight value is deducted from the currently
measured weight. This function is useful, for example, if the weight of a chair is not to be
displayed.
Three different tare weights (chair weights) can be stored.
– Press the Start key with no load on the
scale.
se(a
8. 8 . 8 . 8 . 8 .
,
secutively in the display. The scale is
then automatically set to zero and ready
for operation.
– Press the FUNC key.
The last function used appears in the
display.
– Use the arrow keys to select the pre-
Tare function FU 3.
– Activate the function by pressing the
FUNC key again.
An arrow on the left-hand side of the
display indicates which memory is set.
– Use the arrow keys to select the desired
memory for storing the additional
weight or where a weight may already
be stored.
– Press the FUNC key again. In the dis-
play you will see the tare value from the
memory.
Model 634
0. 0
and
appear con-
21
GB