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Yeasn HX-400 - User Manual

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HX-400
Pupilometer
User Manual
Version: 1.4
Revision date: 2022.3
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Summary

Preface

Manufacturer Information

Details about the company producing the pupilometer, including name and address.

Introduction

Uses and Medical Purpose

Explains the intended use of the pupilometer for measuring pupillary distance in humans.

Product Characteristics

Describes the device's design, integration of technologies, and key features.

Main Technical Indexes

Details critical specifications like measurement range, errors, and power source.

Symbol Description

Explains the meaning of various symbols found on the device's name plate and indications.

Part List

Lists the components included in the package with the pupilometer.

Safety Notice

Description of the Structure

Front Panel Description

Details all the components and controls located on the front of the pupilometer.

Rear Panel Description

Identifies and explains the components found on the back side of the pupilometer.

Measuring Window View

Describes the elements visible and used within the measuring window of the device.

Observation Window View

Details the target and visual field observed by the testee during operation.

Preventive Inspection

Operational Instructions

About Battery

Provides guidance on battery installation, type, and proper handling to ensure device functionality.

Device Startup and Shutdown

Explains the correct procedures for powering the pupilometer on and off.

Binocular Pupillary Distance Measurement

Step-by-step guide on how to measure the pupillary distance between both eyes.

Monocular Pupillary Distance Measurement

Details the procedure for measuring the pupillary distance for a single eye.

Visual Distance (VD) Measurement

Instructions on how to measure the Visual Distance (VD) using the pupilometer.

LED and Automatic Power-Off Settings

Guides on adjusting LED brightness and configuring the automatic power-off feature.

Measurement Precision Setting

Explains how to adjust and set the precision level for the measurement results.

Calibration Reference Mark Usage

Instructions on using the calibration mark to ensure measurement accuracy.

Clean and Disinfection of Application Parts

Maintenance

Troubleshooting

Environmental Conditions and Service Life

Conditions for Normal Operation

Specifies the recommended temperature, humidity, and pressure for operating the device.

Conditions for Transportation and Storage

Outlines the environmental requirements for safely transporting and storing the pupilometer.

Service Life

Indicates the expected operational lifespan of the device with proper care.

Disposal and Environmental Protection

Manufacturers Responsibility

Guidance of EMC and Other Interference

Yeasn HX-400 Specifications

General IconGeneral
Resolution1 ppm
Sensor TypeElectrochemical
Response Time<30 seconds
Operating Humidity15% to 90% RH (non-condensing)
Accuracy±5% F.S.
Dimensions120mm×65mm×30mm