SUUNTO t1 - Manual (Page 18)

Main benefit Default setting Heart rate
zone
Improves your basic endurance, aerobic fitness, and helps you
in weight control (fat burning zone) 60 - 70% of maximum heart
rate Zone 1
(Fitness Zone)
Improves your aerobic fitness. This is the preferred zone if you
are training for an endurance event. 70 - 80% of maximum heart
rate Zone 2
(Aerobic Zone)
Improves your maximum aerobic capacity, and lactate tolerance
ability - meaning your maximum endurance will improve and you'll
be able to fight fatigue better. 80 - 90% of maximum heart
rate Zone 3
(Threshold
Zone)
NOTE The heart rate zone defaults follow the guidelines of the American College
of Sports Medicine for exercise prescription.
The device alerts you with a beep when you move from one zone to another so you can modify
your training accordingly.
When the Zone tone is on,
Suunto t1 beeps when your
heart rate moves from one
zone to another, rises above
zone 3 or drops below zone 1. Zone 3
Zone 2
Zone 1
Below zone 1
Above zone 3
The average heart rate is also a useful measure during training where the heart rate levels vary
a lot, such as biking in hilly terrain. In these cases, the target zone limits are less practical than
the average heart rate.
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