Omron HEM 7122 Manual

The Omron HEM 7122 is an automatic upper arm blood pressure monitor designed for home use. It features IntelliSense technology for accurate and comfortable measurement, a large LCD display with backlight, hypertension indicator, irregular heartbeat detection, memory storage for up to 30 readings, and one-touch operation. Powered by 4 AA batteries or AC adapter (optional). Below are key sections for safety, features, setup, measurement, maintenance, and troubleshooting.

Features at a Glance

Key components: Main unit with LCD display, Arm cuff with D-ring, AC adapter port (optional), START/STOP button, Memory button.

Feature	Description
IntelliSense Technology	Automatically inflates to optimal pressure for comfortable measurement
Large LCD Display	Easy-to-read backlit screen showing systolic/diastolic pressure and pulse
Hypertension Indicator	Displays warning symbol if reading exceeds WHO guidelines
Irregular Heartbeat Detection	Detects and displays symbol for irregular pulse during measurement
Memory Function	Stores up to 30 readings with date and time stamp
One-Touch Operation	Simple START/STOP button for easy use
Cuff Wrapping Guide	Visual indicator for proper cuff placement
Automatic Power Off	Conserves battery life by turning off after 1 minute of inactivity
AC Adapter Compatible	Optional AC adapter for continuous use (model EA-ADP10)
World Health Organization (WHO)	Classification indicator for blood pressure ranges

Safety Precautions

Read all instructions before use. For personal home use only.

1. Do not use on infants, children, or persons unable to express themselves.
2. Do not use during physical exercise or immediately after.
3. Consult physician for proper cuff size if arm circumference is outside 22-32 cm range.
4. Do not use on injured or sore arm.
5. Keep device away from electromagnetic fields (microwaves, mobile phones).

WARNING! This device is not a substitute for professional medical diagnosis. Consult your physician for interpretation of readings.

Parts Identification

Front View: LCD display, START/STOP button, Memory button. Side: AC adapter port. Bottom: Battery compartment. Cuff: Arm tube, D-ring, air plug, artery mark.

1. LCD Display: Shows systolic/diastolic pressure, pulse, date/time, memory index, indicators.
2. START/STOP Button: Starts and stops measurement.
3. Memory Button: Recalls stored measurements.
4. AC Adapter Port: For optional external power.
5. Battery Compartment: Holds 4 AA batteries.
6. Cuff: Includes artery mark for proper positioning.

CAUTION! Do not disassemble the device. Refer servicing to qualified personnel.

Specifications

• Measurement Method: Oscillometric method
• Measurement Range: Pressure: 0-299 mmHg, Pulse: 40-180 beats/minute
• Accuracy: Pressure: ±3 mmHg, Pulse: ±5% of reading
• Memory: 30 readings with date and time
• Cuff Size: 22-32 cm arm circumference
• Power Source: 4 AA batteries (1.5V) or AC adapter 6V DC
• Battery Life: Approximately 300 measurements (alkaline batteries)
• Display: LCD with backlight
• Dimensions: Main unit: 121mm(W) x 87mm(H) x 141mm(D)
• Weight: Approximately 340g (without batteries)
• Operating Conditions: Temperature: 10°C to 40°C, Humidity: 30% to 85% RH
• Storage Conditions: Temperature: -20°C to 60°C, Humidity: 10% to 95% RH

Initial Setup

Prepare device for first use.

1. Insert batteries: Open battery compartment, insert 4 AA batteries observing polarity.
2. Set date and time: Press and hold Memory button for 3 seconds, use START/STOP to adjust.
3. Connect cuff: Insert air plug into main unit until it clicks.
4. Test device: Without wearing cuff, press START/STOP to verify display lights up.

Tip: Use fresh alkaline batteries for best performance. Remove batteries if not using for extended period.

Taking a Measurement

For accurate results, follow these steps carefully.

1. Rest for 5 minutes before measurement. Sit comfortably with feet flat on floor.
2. Apply cuff: Place cuff on bare upper arm 1-2 cm above elbow. Artery mark should align with brachial artery.
3. Secure cuff: Wrap snugly but not too tight. Allow room for one finger between cuff and arm.
4. Position arm: Rest arm on table with cuff at heart level. Palm facing upward.
5. Start measurement: Press START/STOP button. Cuff will inflate automatically.
6. Remain still: Do not move or talk during measurement.
7. Read results: Systolic/diastolic pressure and pulse display when measurement completes.
8. Cuff deflation: Automatic. Remove cuff after measurement.

Important: Take measurements at same time each day for consistent tracking. Avoid caffeine, smoking, or alcohol 30 minutes before measurement.

Memory Function

Device stores last 30 readings with date and time.

1. View memory: Press Memory button. Most recent reading displays with memory index (1-30).
2. Scroll through memory: Press Memory button repeatedly to view previous readings.
3. Clear memory: When memory is full, oldest reading is automatically overwritten.
4. Average reading: Display shows average of last 3 readings taken within last 10 minutes.

Note: Memory is retained when batteries are removed (internal backup).

Care & Maintenance

Proper care ensures accurate measurements and long device life.

1. Clean with soft, dry cloth only. Do not use chemicals or immerse in water.
2. Store in cool, dry place away from direct sunlight and extreme temperatures.
3. Remove batteries if not using for more than 3 months.
4. Replace cuff if it becomes damaged or shows signs of wear.
5. Do not bend or twist air tube excessively.

CAUTION! Never wash cuff or main unit. Do not disassemble any part of the device.

Error Messages

Display	Meaning	Action
E1	Cuff not properly attached or air leak	Reconnect cuff securely; check for damage
E2	Pressure error during measurement	Remain still; retake measurement
E3	Pulse signal too weak or irregular	Reposition cuff; ensure proper placement
E4	Measurement result outside range	Retake measurement; consult physician if persistent
E5	Device malfunction	Contact Omron customer service
Lo	Low battery	Replace all 4 batteries

Regulatory Information

FDA Cleared: K012456. CE Mark: Medical Device Directive 93/42/EEC. Manufactured by Omron Healthcare Co., Ltd., Japan. Distributed by Omron Healthcare, Inc. For support in US/Canada: 1-800-634-4350. International: www.omronhealthcare.com. This device complies with Part 15 of FCC Rules. Copyright © Omron Healthcare. All rights reserved.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display	Dead batteries	Replace all 4 batteries with fresh alkaline batteries
Inaccurate reading	Improper cuff placement	Ensure cuff is at heart level; artery mark aligned properly
Error during measurement	Movement or talking	Remain completely still and silent during measurement
Cuff doesn't inflate	Air leak or blockage	Check cuff connection; ensure air tube not kinked
Memory not working	Batteries removed too long	Memory may clear if batteries out for extended period
Backlight not working	Power saving mode	Backlight activates during measurement only

Reset: Remove batteries for 5 minutes, then reinsert to reset device.

Service: 1-800-634-4350 (US/Canada); www.omronhealthcare.com