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Citizen CH-617 User Manual

Citizen CH-617
56 pages
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DIGITAL BLOOD PRESSURE MONITOR
Design and specifications are subject to change without notice.
CITIZEN is a registered trademark of Citizen Watch Co., Ltd. Japan.
6-1-12, Tanashi-cho, Nishi-Tokyo-shi,
Tokyo 188-8511, Japan
E-mail: sales-oe@systems.citizen.co.jp
http://www.citizen-systems.co.jp/
1901
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Citizen CH-617 Specifications

General IconGeneral
TypeUpper Arm Blood Pressure Monitor
Measurement MethodOscillometric
DisplayDigital LCD
Memory FunctionYes
Cuff Size22-32 cm
Measurement Range (Pressure)0-280 mmHg
Accuracy (Pressure)±3 mmHg
Power Source4 x AA batteries
Measurement Range (Pulse)40-180 beats/min
Accuracy (Pulse)±5%

Summary

Medical Disclaimer

Health Advice Disclaimer

Product manual is not a substitute for professional medical advice; consult a doctor for health issues.

Blood Pressure Monitor Intended Use

Device Purpose and Target Audience

Measures wrist blood pressure and pulse for adults 18+ with specific wrist circumference.

Understanding Blood Pressure Basics

What is Blood Pressure?

Defines blood pressure, its cycle, and factors influencing readings like time of day and physical activity.

Benefits of Home Blood Pressure Monitoring

Explains advantages of home measurement over clinical settings, noting potential nervousness in clinics.

2. Why is it useful to measure blood pressure at home?

WHO Blood Pressure Classification Standards

Presents WHO standards for assessing blood pressure, categorizing levels based on systolic and diastolic readings.

Blood Pressure Daily and Seasonal Variations

Details how blood pressure fluctuates daily due to sleep, work, and events like pain, and seasonal changes.

3. Important Pre-Measurement Precautions

Preparation, Rest, and Medical Consultation

Covers resting, waiting between measurements, consulting doctors for conditions, and avoiding stimulants.

Correct Posture and Result Interpretation

Explains cuff placement at heart level and emphasizes the need for professional interpretation of blood pressure readings.

Measurement Conduct and Device Suitability

Measurement Environment and Best Practices

Advises on quiet measurement, avoiding cuff over clothing, and respecting natural pressure variations.

Device Limitations and Unsuitable Users

Lists conditions where the monitor is not suitable, such as pregnancy, arrhythmias, and specific medical treatments.

Usage Warnings and Special Considerations

Post-Mastectomy Use and Electromagnetic Interference

Addresses measurement on unaffected side after mastectomy and avoiding strong electromagnetic fields for accuracy.

Device Safety and Potential Symptoms

Warns against use on infants/children and notes potential temporary symptoms like numbness from high-frequency measurements.

4. Device Description

Identifying Device Components

Labels and identifies all key parts of the blood pressure monitor, including buttons, display, cuff, and accessories.

B. Display Symbols Explained

Explains the meaning of various symbols shown on the LCD display, such as low battery, average readings, and pulse.

5. Changing Batteries

Battery Replacement Procedure and Notes

Details how to replace batteries, including disposal guidelines, battery life, and resetting date/time after replacement.

6. Attaching the Pressure Cuff

Correct Cuff Wrapping Technique

Provides step-by-step instructions for snugly wrapping the wrist cuff around the arm for accurate measurements.

7. Correct Measurement Position

Optimal Arm and Cuff Placement

Explains the critical importance of cuff height relative to the heart and provides posture guidance for accurate readings.

8. Symbol Definitions

Low Battery and Pulse Indicator Symbols

Defines the low battery symbol, pulse symbol, and provides user suggestions for optimal measurement.

Average Reading (AVG) Symbol

Explains the AVG symbol, indicating that the display shows the average of the last three recorded measurements.

Troubleshooting and Error Indicators

Power-On Issues and Measuring Errors

Addresses symptoms like no power, measuring errors (EF, E1), and their corresponding causes and correction methods.

Specific Error Code Explanations

Details error codes E2 (overpressure) and E3 (data determination failure) with troubleshooting steps.

9. How to Measure

A. Inserting Batteries

Guide to opening the battery cover and correctly inserting the batteries into the device.

B. Setting Date and Time

Step-by-step instructions for setting the device's year, month, date, hour, and minute.

C. Taking a Blood Pressure Measurement

Detailed procedure for wrapping the cuff, adopting the correct posture, and initiating the measurement process.

D. Storing and Managing Measurement Data

Explains automatic data storage for the last 99 measurements, including time and date.

Recalling and Erasing Stored Data

Instructions for recalling stored readings, viewing averages, and erasing memory, with a note on data irreversibility.

E. Changing Batteries

Battery Life and Replacement Guidelines

Information on the low battery indicator, battery lifespan, and best practices for replacing batteries.

10. Maintenance Instructions

Cleaning and Disinfection Procedures

Guidance on cleaning the device and cuff with mild agents and tap water, ensuring the cuff is dry.

Service and Professional Repair

States that only authorized technicians should perform maintenance, repairs, and software upgrades.

11. Safe-Keeping and Storage

Optimal Storage Conditions

Advises storing the device in its case away from direct sunlight, extreme temperatures, and high humidity.

12. Preventing Device Malfunction

Handling and Usage Precautions

Lists precautions like not twisting the cuff, not starting inflation without wrapping, and avoiding impacts.

13. Important Warnings

Device Usage Limits and Recalibration

Warns that the device is for adult use only and recommends recalibration every two years for accuracy.

Product Limited Warranty Details

Outlines the one-year warranty, including coverage and exclusions like misuse, accidents, and unauthorized alterations.

14. Technical Specifications

Device Specifications and Features

Lists model number, measurement ranges, accuracy, memory, dimensions, power supply, and battery life.

Compliance and Safety Standards

EC Directive and Regulatory Compliance

Details compliance with EC Directive and relevant safety standards for medical electrical equipment and sphygmomanometers.

Product Certifications and Manufacturer Information

Type BF Applied Part and Environmental Ratings

Identifies the device as Type BF Applied Part and specifies its IP22 enclosure rating and operating environment.

Manufacturer and EU Authorized Representative

Provides contact information for the manufacturer and the authorized representative within the European Community.

Product Identification and Disposal Information

Serial Number, Batch Code, and Operating Limitations

Lists serial number, batch code, and environmental limitations for pressure, humidity, and temperature.

WEEE Mark and Battery Disposal Guidelines

Explains the WEEE mark for electronic waste disposal and provides instructions for recycling used batteries.

Manufacturer Contact and Trademark Information

CITIZEN SYSTEMS JAPAN CO., LTD. Details

Provides company contact details, including address, email, and website for CITIZEN SYSTEMS JAPAN CO., LTD.

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