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    Home > Product Center > H-sery sensors > Heart Rate Sensor 
     
    Heart Rate Sensor
    Specification
    Order code: HRS200
    Range: 30200/min
    Resolution 1bpm
     
    Description
    Expose earlobe with sunlight and measure the transmittance. When blood is sent to the blood vessels of earlobe, the light transmittance of earlobe will change. These signals are sorted and graded and then amplified by our software. Collecting signals which are around 100Hz and you can calculate the heart rate. Modulate the position of the clip until you see a steady heartbeats image. Heart rate will change over time, and also shows difference among individuals and in different environment. To keep quiet and to avoid disordered breathing can help to get an accurate record.
     
    Typical application
    Compare heart rate between different students
    Study the relationship between health and heart rhythm
    Compare the changes of heart rate before and after exercise
    Calculate the movement speed of recovery...
     
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