Beurer PM90 Operations Instructions download pdf (Page 45)

Calibrate the Speedbox

For the kind of pace "Jog" the measurement precision of your wrist

watch with speedbox is at least 95% even without calibration. After

calibration the precision increases to reach at least 97%. Please

refer to the instruction manual of your speedbox.

For the kind of paces Walk, Run and Sprint the speedbox has to be

necessarily calibrated. Recalibrate it every time you would like to

change your pace.

You are in the Spd’nDist menu.

Now activate your speedbox and put

on your chest strap.

 If you have set the speed units in

advance, then

CAL Distance will

already be displayed.

 If you have called up the menu for

the first time, then press

option / set

for 2 seconds, then

start / stop

and again

option / set

CAL Distance is displayed.

start / stop

5 sec

Change to the calibration operation.

CAL 000 Start is displayed.

start / stop

Start running. CAL 000 Run is dis-

played.

Run a distance where you know the

exact length (reference distance).

For example 4 stadium laps =

1600 m. Your monitor will display

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 143 144

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Beurer PM90 Operations Instructions Page 45