Microlife BP 3SZ1-1 Blood Pressure Monitor User Manual

The Microlife BP 3SZ1-1 is a fully automatic upper arm blood pressure monitor designed for home use. It features advanced PAD (Pulse Arrhythmia Detection) technology, a large backlit LCD display, memory storage for multiple users, WHO blood pressure classification indicator, and one-touch operation. Below are key sections for safety, features, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Information 3. Package Contents 4. Device Overview 5. First-Time Setup 6. Taking a Measurement 7. Memory Function 8. Care & Maintenance 9. Specifications 10. Troubleshooting 11. Warranty & Support

Features at a Glance

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

Feature	Description
PAD Technology	Detects possible pulse irregularities during measurement
WHO Indicator	Color-coded display shows blood pressure classification
Memory Function	Stores up to 99 measurements for each of 2 users
Large Backlit Display	Easy-to-read results in various lighting conditions
One-Touch Operation	Simple START/STOP button for easy use
Automatic Inflation	Adjusts to optimal pressure for accurate reading
Irregular Heartbeat Detection	Alerts user to potential arrhythmia
Date & Time Stamp	Records measurement time for tracking
Automatic Power Off	Conserves battery life
AC Adapter Option	Can be powered by mains electricity

Safety Information

Read all instructions before use. Keep for future reference.

Do not use on infants, small children, or persons unable to express themselves.
Consult physician before use if you have arrhythmia, other heart conditions, or are pregnant.
Do not use on injured or sore arms.
Do not use while connected to high-frequency surgical equipment.
Keep device away from children and pets.

WARNING! This device is not a substitute for professional medical diagnosis. Always consult your physician about your blood pressure.

Package Contents

Microlife BP 3SZ1-1 Blood Pressure Monitor (main unit)
Upper Arm Cuff (22-42 cm circumference)
AC Adapter (optional, depending on model)
Instruction Manual
Storage Case
4 x AA Batteries (may be included)

CAUTION! Check all items are present and undamaged before use.

Device Overview

Front Panel: START/STOP button, Memory button, User button (1/2), Display screen. Cuff: Air tube connector, Velcro closure, artery marker.

Display Symbols: Systolic pressure, Diastolic pressure, Pulse rate, User indicator, Battery indicator, WHO classification bar, PAD symbol, Date/Time, Memory recall.

Back: Battery compartment, AC adapter port, Cuff connector.

First-Time Setup

Prepare device for first measurement.

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.
Select user: Press USER button to select User 1 or User 2.
Apply cuff correctly: Place on bare upper arm with artery marker over brachial artery.

Tip: Rest for 5 minutes before first measurement. Avoid eating, smoking, or exercising 30 minutes prior.

Taking a Measurement

Follow these steps for accurate readings.

Sit comfortably with feet flat on floor, back supported.
Apply cuff to left upper arm (unless instructed otherwise).
Position arm so cuff is at heart level.
Press START/STOP button. Device will inflate automatically.
Remain still and quiet during measurement.
Read results on display when measurement completes.
Press START/STOP to turn off, or wait for auto power-off.

WARNING! Do not move or talk during measurement. Ensure cuff is at correct tightness.

Memory Function

Store and review past measurements.

To store: Measurements are automatically saved to selected user's memory.
To recall: Press MEMORY button to scroll through stored readings.
To clear: Press and hold MEMORY button for 5 seconds while in memory mode.
User selection: Press USER button to switch between User 1 and User 2 memory.

Note: Memory stores date, time, systolic, diastolic, pulse, and any PAD detection.

Care & Maintenance

Unplug or remove batteries before cleaning. Use only mild soap and damp cloth.

Clean cuff with mild soap solution; air dry completely.
Wipe main unit with dry or slightly damp cloth.
Store in cool, dry place away from direct sunlight.
Replace batteries when low battery symbol appears.
Do not immerse any part in water.

CAUTION! Do not use alcohol, benzene, or abrasive cleaners. Do not disassemble device.

Specifications

Measurement Method: Oscillometric
Pressure Range: 0-299 mmHg
Pulse Range: 40-180 beats/minute
Accuracy: Pressure: ±3 mmHg, Pulse: ±5%
Memory: 99 measurements per user (2 users)
Cuff Size: 22-42 cm (standard adult)
Power Source: 4 x AA batteries or AC adapter
Battery Life: Approx. 300 measurements
Display: LCD with backlight
Dimensions: 123 x 85 x 141 mm (main unit)
Weight: Approx. 300g (without batteries)

Troubleshooting

Symptom	Possible Cause	Corrective Action
No display	Dead batteries	Replace all 4 batteries with fresh ones.
Error message "Err"	Cuff not attached properly	Check cuff connection; reattach securely.
Inaccurate reading	Incorrect cuff position	Ensure cuff is at heart level; reposition.
PAD symbol appears	Possible arrhythmia detected	Take another measurement; consult physician if persistent.
Cuff doesn't inflate	Blocked air tube	Check tube for kinks; ensure proper connection.
Memory not working	Memory full	Clear old readings or switch to other user.

Reset: Remove batteries for 5 minutes to reset device.

Warranty & Support

Microlife provides a 5-year warranty on this device from date of purchase. Warranty covers defects in materials and workmanship under normal use. Keep your receipt as proof of purchase.

Service: For technical support or service, contact:

Microlife Customer Service: 1-800-566-3456
Website: www.microlife.com
Email: [email protected]

Note: Warranty does not cover damage from misuse, accidents, or unauthorized repairs.