Polar Electro POLAR M21 User Manual page 27

3. Check that you have set the OwnZone function on.
4. Start the heart rate measurement as described earlier.
5. Start the stopwatch.
OZ
Stopwatch starts running.
6. There are five stages in finding your OwnZone.
OwnZone appears typically on the 3
minutes). Keep your heart rate below 100 bpm during
the first stage. After each stage you should increase your
heart rate 10-20 bpm. The display shows which stage you
are in:
Walking at very slow pace for 2 min.
Walking at brisk pace for 2 min.
Walking at very brisk pace for 2 min.
Jogging at slow pace for 2 min.
Running for 2 min.
7. At some point during the stages 1 – 5 you hear two
beeps. This indicates that Polar Heart Rate Monitor has
determined your exercising limits and you can continue
your exercising.
The determined heart rate limits are
displayed for a few seconds.
EXERCISE appears in the display.
You can recall the limits onto the
display by bringing the receiver close
to the transmitter.
You can turn the OwnZone timing
signals off by pressing and holding
for two seconds before
starting the OwnZone determination
Reset the stopwatch:
If needed you can reset the stopwatch to zero and restart
OwnZone determination:
1. Stop the OwnZone determination by pressing
START/STOP/OK.
appears in the display.
rd th
or 4 stage (in 5-6
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