Taking a Reading (continued)
Irregular pulse function
If the pulse rate varies by more than ±25% from the average while a measurement is being taken, when measurement is completed the
mark will be displayed.
• The mark will be lit after approx. 6 seconds of blinking when the measurement is completed.
•If the 
mark is lit, please take the measurement again.
•In some cases, if the pulse rate fluctuates greatly while a measurement is being taken, it may be impossible to obtain an accurate reading.
(Flashes.) | (Is lit.) |
•If you save a reading where an irregular pulse was recorded, the 
mark will be displayed when you recall that reading.
If the 
mark is displayed an irregular pulse rate is detected, not necessarily due to atrial fibrillation. However, if this mark continues to be displayed in subsequent readings, please consult with your physician.
*This function is designed to act as a guide to help you to obtain accurate readings (Please see pages
*If the 
mark is frequently displayed, please consult a health professional for your health condition.
Don’t try to interpret readings or attempt to treat any condition yourself.
Always follow the guidance of a health professional.
