Omron HEM 712CN2 Manual

The Omron HEM 712CN2 is an upper arm blood pressure monitor designed for home use. It features IntelliSense technology for accurate and comfortable inflation, a large LCD display with backlight, hypertension indicator, body movement detection, irregular heartbeat detection, memory storage for up to 30 readings with date and time stamp, and an adjustable cuff. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

Features at a Glance

Key components: Main unit, Arm cuff, AC adapter (optional), Instruction manual, Storage case.

Feature	Description
IntelliSense Technology	Automatically adjusts inflation for accurate and comfortable measurement
Large LCD Display	Easy-to-read backlit screen with clear icons
Hypertension Indicator	High blood pressure warning symbol
Irregular Heartbeat Detection	Detects and displays irregular heartbeat symbol during measurement
Body Movement Detection	Alerts if movement is detected during measurement
Memory Storage	Stores up to 30 readings with date and time
Adjustable Cuff	Fits arm circumferences from 22cm to 32cm (9" to 13")
START/STOP Button	Initiates and stops the measurement process
MEMORY Button	Recalls stored readings
POWER Button	Turns device on/off

Safety Information

Read all instructions before use.

1. Do not use on infants, young children, or persons unable to express themselves.
2. Consult your physician before use if you have arrhythmia, other circulatory problems, or are pregnant.
3. Do not use the monitor on an injured or sore arm.
4. Do not modify the cuff or tubing.

WARNING! This device is for home use only and is not intended for professional medical diagnosis. Always follow your doctor's instructions regarding blood pressure measurement.

Package Contents

Unpack and inspect all contents.

1. HEM 712CN2 Blood Pressure Monitor (Main Unit)
2. Arm Cuff with pre-formed tube
3. Instruction Manual (this document)
4. Storage Case
5. Warranty Card
6. Note: AC Adapter (Model EA-AD5) is sold separately.

CAUTION! Do not use if any parts are missing or damaged. Contact customer service.

Specifications

• Measurement Method: Oscillometric method.
• Measurement Range: Pressure: 0 to 299 mmHg, Pulse: 40 to 180 beats/minute.
• Accuracy: Pressure: ±3 mmHg, Pulse: ±5% of reading.
• Cuff Pressure: Max. 299 mmHg.
• Memory: 30 readings with date and time stamp.
• Power Source: 4 x AA batteries (1.5V) or optional AC adapter (DC 6V).
• Battery Life: Approx. 300 measurements (with alkaline batteries).
• Operating Conditions: Temperature: 10°C to 40°C (50°F to 104°F), Humidity: 30% to 85% RH.
• Storage Conditions: Temperature: -20°C to 60°C (-4°F to 140°F), Humidity: 10% to 95% RH.

Device Overview

Front Panel: LCD Display, START/STOP Button, MEMORY Button, POWER Button.

Display Icons: Systolic/Diastolic Pressure, Pulse Rate, Hypertension Indicator, Irregular Heartbeat Symbol, Body Movement Symbol, Memory Index, Date/Time, Battery Indicator, Cuff Wrap Guide.

Side/Rear: Cuff Connector Port, AC Adapter Jack (DC 6V), Battery Compartment.

Initial Setup

Before first use, install batteries and set date/time.

1. Insert Batteries: Open battery compartment, insert 4 AA batteries observing polarity.
2. Set Date/Time: Press and hold the MEMORY button for 3 seconds. Use START/STOP to adjust values, press MEMORY to confirm and move to next setting.
3. Apply the Cuff: Place cuff on left upper arm (approx. 1-2 cm above elbow). Ensure air tube aligns with middle of arm. Wrap snugly.

Tip: For most accurate results, rest for 5 minutes before measuring. Sit in a chair with feet flat on the floor and back supported.

Taking a Measurement

Follow these steps for an accurate reading.

1. Position: Sit comfortably with cuff at heart level.
2. Connect: Plug cuff tube into the monitor's port.
3. Power On: Press POWER button. All display symbols will appear briefly.
4. Start: Press START/STOP button. Cuff will inflate automatically.
5. Remain Still: Do not move or talk during measurement.
6. Reading: Monitor will deflate and display systolic/diastolic pressure and pulse rate.
7. Power Off: Device turns off automatically after 1 minute, or press POWER.

WARNING! Do not inflate cuff when not wrapped around arm. Excessive pressure may cause injury.

Understanding the Display

Icons and their meanings:

• SYS/DIA/PULSE: Numerical values for systolic pressure, diastolic pressure, and pulse rate.
• Hypertension Indicator (☉): Lights if systolic ≥135 mmHg or diastolic ≥85 mmHg (based on home measurement guidelines).
• Irregular Heartbeat Symbol (❤ with dots): Appears if an irregular rhythm is detected during measurement.
• Body Movement Symbol (↕): Appears if excessive movement is detected; measurement may be inaccurate.
• Memory Index (M##): Shows memory position of recalled reading.
• Battery Icon: Indicates battery level. Replace when icon is empty.
• Cuff Wrap Guide: A bar graph indicating if cuff is wrapped correctly during inflation.

Memory Function

Stores last 30 readings with date and time.

1. View Memory: Press MEMORY button. The most recent reading appears.
2. Scroll: Press MEMORY repeatedly to scroll through older readings.
3. Average: The first reading shown when pressing MEMORY is the average of the last 3 readings taken within the last 10 minutes.
4. Clear Memory: To clear all memory, remove all batteries for 1 minute. Date/time will also reset.

Note: Memory is retained when changing batteries if done quickly (within 1 minute).

Care & Maintenance

Unplug AC adapter (if used) and remove batteries before cleaning.

1. Clean casing and cuff with a soft, dry cloth.
2. Do not immerse in water or use abrasive cleaners.
3. Store in the provided case in a cool, dry place.
4. Do not store with the cuff tightly wrapped or bent.

CAUTION! Do not disassemble or attempt to repair the unit. There are no user-serviceable parts inside.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Display is blank	Dead batteries / No power	Replace batteries or connect AC adapter. Ensure polarity is correct.
Error Code "E" appears	Cuff not connected / air leak	Ensure cuff tube is plugged in firmly. Check cuff for holes or cracks.
Irregular Heartbeat Symbol flashes	Irregular rhythm detected	Measurement was completed. Consult your physician if symbol appears frequently.
Body Movement Symbol appears	Movement during measurement	Remain still and retake measurement.
Inconsistent readings	Incorrect posture / cuff position	Ensure proper sitting posture and cuff placement at heart level. Rest 5 min between readings.
Cuff does not inflate	Blocked tube / weak batteries	Check tube for kinks. Replace batteries.

Reset: Remove batteries for 1 minute to reset device to factory settings (clears memory and time).

Service: For service, contact Omron Healthcare at 1-800-634-4350 or visit www.omronhealthcare.com.