Information - Beurer BF 700 Manual

Storage and maintenance
The acc uracy of the m eas urem ents an d s ervic e lif e of the d evic e d e p en d on its carefu l handling:
IMPORTANT
• Th e un it sho uld b e cle an ed occ asion ally. D o n ot use abrasiv e d eterge nts a n d n eve r imm ers e the
u nit in w ater.
• E ns ure t h at no liq uid gets o n th e sc ale. N ev er dip t he sc ale int o w ater. Nev e r w ash it u n de r run-
ning w ater.
• Do n ot p lac e any objects on t he s cale w he n it is n ot be in g used.
• Prote ct th e u n it a g ainst ha rd k n ocks, mo istu re, d ust, c he mic als, ma jo r tem p eratu re fluctu atio ns
an d h e at so urce s w hic h are to o clos e (stov es, he ating radiators).
• Do n ot p ress t he b uttons us in g exc essiv e f orc e or w ith p oint ed objects.
• Do not e xp ose th e sc ale to high te mp erat ures o r stron g electro ma gn etic fie lds (e. g. mo bile phones).

4. Information

The me a s uring principle
This sca le op erat es acco rdin g to the B.I.A. principle (bio electric imp e da nce a na lysis). This e na bles the
me asurem e nt of ph ysic al relations hips wit hin sec on ds by me ans of an u nd etect ab le, co mpletely h armless
electric cu rrent. T h e bo dy fat pe rce nta g e a n d ot he r p hys ica l relatio ns hips in t h e b o dy c a n b e deter mined
by me asu rin g the electric al resista nc e (imp e da nc e) an d c alcu lating c o nsta nts a n d in divid ua l parameters
such as a g e, he ig ht, ge nd er a nd de gree of activity.
Musc le tissu e a n d w ater h ave g o od electric al c o nd uctiv ity, an d th erefore low er resist an ce. Bo n es a nd fatty
tissu e, o n th e ot he r ha n d, ha ve lo w c on d uctivity a s fat cells a n d b o nes co nd uct h ardly a ny cu rrent as a
resu lt of their ve ry hig h resistance.
Pleas e be aw are th at value s obt ain e d fro m the diag n ostic scale re pres e nt o nly an ap prox im atio n of actual
an alytic al me dic al d ata. O nly a s pe cialist ph ysicia n c an acc urate ly d ete rm in e b o dy f at, b o dy w at er, muscle
pe rce nta g e a n d b on e struct ure usin g me dic al proc e dures (e.g. c om put ed tomography).
Ge ne ral t ips
• If poss ib le, always w eigh yo urs elf at th e sa m e time of day (prefe ra bly in th e m orning ), after using t he toi-
let, o n a n e mpty sto mac h a n d u ncloth e d, in ord er to ach iev e co mp arable results.
• I mp ort a nt for t he m eas urem e nt: only me as ure b o dy fat wh en ba ref oot a n d with th e s oles of the feet
slig htly moist.
Com plete ly dry s oles ca n res ult in un satisf actory me as ure me nts du e to in a de q uat e c o n du ctiv ity.
• St a nd still an d u p right d urin g th e measurement.
• Wa it a few h ou rs aft er un acc usto me d p hysic al activity.
• Wa it a pprox. 1 5 minut es after gettin g up in t h e m ornin g to allo w th e w ater in t h e b o dy to distribute.
• Re m em be r th at o nly lon g-t erm tre n ds a re im p ort ant. Sh ort-t erm c ha n ges in w eig ht w ith in a f ew d ays are
usu ally cau se d by a loss of fluid. B o dy w ate r pla ys a n im po rta nt role to wa rds ou r g e ne ral w ellbeing.
Lim itations
Wh e n m e asu ring bo dy fat a nd oth er v alu es, d eviating a n d im plau sib le resu lts may occ ur in:
• c hild re n un d er a p prox. 1 0 years,
• co m petit ive athlet es a nd bo dy builders,
• pre gn a nt w omen,
• p ers o ns wit h fever, u nd erg oing dialys is tre atm ent or wit h sy m pto ms of e de ma or osteoporosis,
• p ers o ns takin g ca rd iov asc ular m e dic ation (affe ctin g th e he art an d va scu la r system),
• p ers o ns takin g vas cu la r dilatin g or va scu la r c o nstrict in g medication,
• p ers o ns wit h c o nside ra ble a n ato mic dev iat io ns of th e legs in relatio n to t ota l bo dy siz e (le ngt h of the
legs c o nsid erab ly sh orte n ed or lengthened).
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