CatEye CC-RD420DW [Strada Digital Wireless] - Manual (Page 3)

CC-RD420DW ENG 3 Heart rate sensor
Before wearing the heart rate sensor
Warning: Pace maker users should never use this device.
• Stop using the unit if you have skin irritation with the HR strap or elec-
trode pad.
• Do not twist or pull strongly the HR strap.
• The HR strap may deteriorate due to long-term use. Replace the HR strap
if it has frequent measurement errors.
Wearing the heart rate sensor
* Adjust the HR strap length to fit your chest size (underbust). Fastening the strap too tightly may cause discomfort.
* Ensure that the electrode pad is in direct contact with the body.
* Wearing the heart rate sensor when your skin is dry or on top of your undershirt may produce measurement errors. To avoid errors, moisten the
electrode pad.
* The heart rate sensor consumes power when worn. Remove the heart rate sensor whenever measurement is not performed.
Heart rate
sensor
Heart rate sensor
HR strap
HR strap
Hook
Back
Electrode pad
Push it in until it clicks.