Your heart rate will remain displayed once measured, and will
remain displayed for 7 seconds after you release the sensor
button.
• The Sportline Solo 915 Heart Rate Watch must be attached to your
wrist in order for the Heart Rate Measure function to work.
• Proper nger pad contact is very important and a ects the heart
rate reading time.
• For those users with dry skin, thick or calloused ngers, low heart
rate signal strength (ECG strength), minimal padding on your
ngers, or users located in dry environments, please see our
Helpful Hints section.
• The Heart Rate Measure function is not intended for use or
operation in or under water.
How to Calculate Your Maximum Heart Rate
• Maximum Heart Rate is calculated as: 220 less your age for
men (220 – your age) and 226 less your age for women (226
– your age).
• Example of Relative Heart Rate
- Tom is 30 years old
- His heart rate measured at 132
- Maximum heart rate is 220 - 30 = 190 bpm
- 132/190 = 70% Relative Heart Rate
To learn more, log onto www.sportline.com
Helpful Hints in Measuring Heart Rate
If you are having di culty measuring your heart rate, you may
want to try the following steps. Try each of these in order until
you successfully measure your heart rate:
1. Make sure the Sportline Solo 915 Heart Rate Watch is snugly
strapped to your wrist. A loose t makes it more di cult to
properly measure your heart rate. Stop if OK or
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