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User’s Reference Manual: Heart Rate Features 4
Heart Rate Features
Heart rate and SmartRate
®
features are available when you wear the
chest strap. When a heartbeat is detected, the HEART RATE display
shows your heart rate and, if your age has been entered, the
SmartRate LED pulses and indicates your target zone.
Important Use and Safety Information
Read the following before using the heart rate or SmartRate features.
• Consult your physician before engaging in any vigorous exercise.
Do not use the heart rate program until authorized by your
physician.
• Know your heart rate and your physician-recommended heart rate
target zone. Individual heart rates vary according to several
physiological factors and may not correspond directly with
Diagram 3.
• The calculation used for the heart rate target zone is:
(220 minus your age) multiplied by a percent.
Refer to Table 1 in Using SmartRate.
Diagram 3: Heart rate target zones
842i
HEART RATE
SmartRate
20 25 30 35 40 45 50 55 60 65 70 75
70
80
90
100
120
130
140
150
160
170
180
190
200
110
Heart Rate Target Zones
Your Age
Your Heart Rate
Peak
Cardio
Warmup
R
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m
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d
C
a
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a
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a
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Z
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R
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m
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d
W
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g
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t
L
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Z
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Fat Burn
High