Polar RS400 Heart Rate Monitor User Manual


 
RS400 Crosstalk. A heart rate symbol without a
frame indicates non-coded heart rate
transmission. When in non-coded mode, the
running computer picks up transmitter signals
within 1 m / 3 ft. Simultaneous non-coded signals
from more than one transmitter can cause an
incorrect reading.
If another person with a running computer or a
heart rate monitor is causing interference, move
away from that person and continue your exercise
normally.
Alternatively, to avoid other people’s heart rate
signals:
1.
Take the transmitter off your chest for 30
seconds. Move away from the other device.
2.
Put the transmitter back on and bring the
running computer up to your chest near the
transmitter’s Polar logo. The running computer
will start searching for a heart rate signal again.
Continue your exercise normally.
Using RS400 Running Computer in Water. The
running computer may be worn when swimming. It
is not, however, a diving instrument. To maintain
water resistance, do not press the buttons of the
running computer under water. When measuring
heart rate in water, you may experience
interference for the following reasons:
Pool water with a high chlorine content, and
seawater, are very conductive. The electrodes of
a transmitter may short-circuit, preventing ECG
signals from being detected by the transmitter.
Jumping into water or a strenuous muscle
movement during competitive swimming may
shift the transmitter to a location on the body
where ECG signals cannot be picked up.
The ECG signal strength is individual and may
vary depending on the individual’s tissue
composition. Problems occur more frequently
when measuring heart rate in water.
The S1 foot pod can be used in any wet running
environment, including rain, but it is not intended
for underwater use.
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18 Customer Service Information