Wearing the heart rate sensor (HR-12)
Watch video
See illustrations
* Wear the heart rate sensor so that TOP faces up.
1. Attach the sensor to the HR strap.
Press until you hear a clicking sound.
2. Wear the HR strap by sliding the hook over the other end of the strap.
Wind the HR strap around your body and adjust the length to suit your chest
(underbust). Overtightening the strap may cause discomfort during measurement.
Heart rate sensor
HR strap
Hook
Electrode pads
Back side
• To eliminate measurement errors, it is recommended to moisten the electrode pads with
water or apply electrolyte cream to the pads.
• If you have sensitive skin, moisten the electrode pads with water and wear it over a thin
shirt.
• Chest hair may interfere with measurement in some cases.
Heart rate measurement is performed by wearing a heart rate sensor around the chest.
Before wearing the heart rate sensor
Never use this device if you use a pacemaker.
Warning