Suunto t3d User Manual page 8

Easy going
If you do not participate regularly in recreational sports or heavy physical activity,
perhaps just walking or doing some light exercise, use 1.
Recreational
If you participate regularly in recreational sports or do physical work, and your weekly
exercise is:
● less than 1 hour, use 2.
● more than 1 hour, use 3.
Fitness
If you participate regularly in sports or other physical activity, and you exercise heavily:
● under 30 minutes per week, use 4.
● 30-60 minutes per week, use 5.
● 1-3 hours per week, use 6.
● over 3 hours per week, use 7.
Endurance or professional
If you train on a regular basis or participate in competitive sports, and your weekly
exercise is:
● 5-7 hours, use 7.5.
● 7-9 hours, use 8.
● 9-11 hours, use 8.5.
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