Omron HEM 7320 Manual

The Omron HEM 7320 is an upper arm blood pressure monitor with IntelliSense technology for accurate and comfortable readings. It features a large, easy-to-read display, memory storage for multiple users, hypertension detection indicator, irregular heartbeat detector, and body movement detection. Powered by 4 AA batteries or AC adapter. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Parts Identification 3. Initial Setup 4. Specifications 5. Taking a Measurement 6. Memory Function 7. Understanding the Display 8. Care & Maintenance 9. Regulatory Information 10. Troubleshooting

Features at a Glance

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

Feature	Description
IntelliSense Technology	Automatically inflates to optimal pressure for comfort
Hypertension Indicator	Displays symbol if systolic/diastolic readings are high
Irregular Heartbeat Detector	Detects and displays symbol for irregular heartbeats during measurement
Body Movement Detection	Alerts if excessive movement is detected during measurement
Memory Storage	Stores up to 100 readings with date and time for two users
Large Display	Easy-to-read backlit LCD screen
Cuff Wrap Guide	Indicates proper cuff placement
Automatic Power Off	Conserves battery life
Date & Time Stamp	Records measurement time for tracking
WHO Classification Indicator	Color-coded bar graph shows blood pressure category

Parts Identification

Familiarize yourself with the main components before use.

Main Unit: Contains display, control buttons, and memory.
Arm Cuff: With D-ring and Velcro closure, air tube connector.
START/STOP Button: Initiates and stops measurement.
MEMORY Button: Accesses stored readings.
USER Button: Selects User 1 or User 2 for memory.
AC Adapter Jack: For optional AC power connection.
Air Tube Connector: Connects cuff to main unit.

WARNING! Ensure cuff is properly sized for your arm circumference (22-42 cm). Using incorrect cuff size may result in inaccurate readings.

Initial Setup

Prepare the device for first use.

Insert batteries: Open battery compartment, insert 4 AA batteries observing polarity.
Set date and time: Press and hold MEMORY button for 3 seconds, use START/STOP to adjust.
Connect cuff: Insert air plug into main unit connector until it clicks.
Select user: Press USER button to select User 1 or User 2 for memory storage.

CAUTION! Do not use near strong electromagnetic fields (microwaves, cell phones).

Specifications

Measurement Method: Oscillometric method.
Measurement Range: Pressure: 0-299 mmHg, Pulse: 40-180 beats/min.
Accuracy: Pressure: ±3 mmHg, Pulse: ±5% of reading.
Memory: 100 readings for two users (200 total).
Cuff Size: 22-42 cm arm circumference.
Power Source: 4 AA batteries or AC adapter (optional).
Battery Life: Approximately 300 measurements.
Display: LCD with backlight.
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.

Taking a Measurement

For accurate readings, follow these steps carefully.

Sit quietly for 5 minutes before measuring.
Wrap cuff on bare upper arm 1-2 cm above elbow.
Ensure air tube runs down center of arm.
Rest arm on table with palm up, cuff at heart level.
Press START/STOP button to begin inflation.
Remain still and quiet during measurement.
Reading displays systolic, diastolic pressure, and pulse rate.
Device automatically deflates and powers off after 1 minute.

Tip: Take measurements at same time each day for consistent tracking.

Memory Function

Review and manage stored readings.

Press MEMORY button to view stored readings.
Use USER button to select User 1 or User 2 memory.
Press START/STOP to scroll through readings with date/time.
Hold MEMORY for 3 seconds while viewing memory to delete all readings for selected user.
Average of last 3 readings displays after current measurement.

Note: Memory is maintained when batteries are replaced if done within 3 minutes.

Understanding the Display

Interpret the symbols and readings on the LCD screen.

Symbol	Meaning
Heart with !	Irregular heartbeat detected
Person moving	Body movement detected
Up arrow	Hypertension indicator (high reading)
User 1/2	Selected user for memory
Clock	Date and time display
Battery	Low battery indicator
Memory	Memory recall mode
Bar graph	WHO blood pressure classification

WHO Classification Colors: Green (Normal), Yellow (Prehypertension), Orange (Hypertension Stage 1), Red (Hypertension Stage 2).

Care & Maintenance

Proper care ensures accurate measurements and device longevity.

Clean cuff with mild soap and damp cloth; never immerse in water.
Store in provided case in cool, dry place away from direct sunlight.
Remove batteries if device won't be used for 3 months or more.
Avoid bending air tube sharply or pulling on connector.
Replace cuff if Velcro no longer holds securely.

CAUTION! Do not disassemble or attempt repairs. No user-serviceable parts inside.

Regulatory Information

FDA Cleared: KXXXXXX. CE Marked: Medical Device Directive 93/42/EEC. Manufactured for Omron Healthcare, Inc. Copyright © Omron Healthcare. For support, visit www.omronhealthcare.com or contact 1-800-634-4350.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display	Dead batteries	Replace all 4 AA batteries; ensure proper polarity.
Error E1	Cuff not wrapped properly	Rewrap cuff correctly; ensure tube not kinked.
Error E2	Excessive movement	Remain still during measurement; retake reading.
Error E3	Pulse too irregular/weak	Rest 5 minutes; ensure cuff at heart level; retry.
Error E5	Cuff overinflated	Deflate completely; restart measurement.
Inconsistent readings	Wrong cuff position	Ensure cuff 1-2 cm above elbow at heart level.
Memory not saving	Memory full	Delete old readings; select correct user.
Cuff won't inflate	Air leak	Check tube connections; ensure cuff wrapped snugly.

Reset: Remove batteries, wait 1 minute, reinsert batteries.

Service: 1-800-634-4350; www.omronhealthcare.com