Citizen CH-657 Measuring Your Blood Pressure, Wrap the wrist cuff around your left wrist

Models: CH-657

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MEASURING YOUR BLOOD PRESSURE

1 Wrap the wrist cuff around your left wrist.

( See page 14 “HOW TO WRAP THE WRIST CUFF”.)

2 Make sure that your posture is correct.

( See page 16 “TIPS FOR OBTAINING ACCURATE MEASUREMENTS”.)

3 Press the “START/STOP” switch to start measurement.

• All digits displayed is an initial display, indicating that the monitor is functioning normal.

The mark will also be displayed but this does not indicate that the battery needs to be replaced.

is displayed when a pulse is detected.

MEASURING YOUR BLOOD PRESSURE

4 The measurement results are displayed.

Systolic blood

pressure

Diastolic blood pressure

Irregular Heartbeat

(IHB) Indicator

Pulse

Body Movement Indicator

The Body Movement Indicator is displayed on the measurement results display if you move your hand or wrist during measurement, causing a substantial pressure change to be detected.

• If the Body Movement Indicator is displayed, measure your blood pressure again.

If an irregular heartbeat is detected during measurement, the Irregular Heartbeat (IHB) Indicator is displayed after measurement is completed.

An irregular heart beat is defined as a heart beat that varies by ±25% from the middle of 5 heart beat intervals during the blood pressure measurement.

• Measurement may not be correct if your heartbeat fluctuates greatly during measurement. If the Irregular Heartbeat (IHB) Indicator is displayed, measure your blood pressure again.

If the Irregular Heartbeat (IHB) Indicator Caution appears frequently, you are advised to

consult a doctor about your health condition.

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Citizen CH-657 instruction manual Measuring Your Blood Pressure, Wrap the wrist cuff around your left wrist