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3M E-A-Rfit User Manual

3M E-A-Rfit
40 pages
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User Instructions
3M™ E-A-Rfit™ Dual-Ear Validation System User Instruction
3M™ E-A-Rfit™ Dual-Ear Validation System User Instructions
Warnings and Cautions
WARNING
!
To avoid the risk of electric shock, which if not avoided could result in serious injury or death:
WARNING
!
Do not immerse the 3M™ E-A-Rfit™ Dual-Ear Validation System in any liquid.
Use indoors only.
Disconnect power cord before cleaning.
Clean the exterior surface of the speaker with a clean anti-static cloth.
Do not attempt to clean the interior components.
There are no serviceable parts.
The 3M™ E-A-Rfit™ Dual-Ear Validation System must be returned to the manufacturer for repair.
To avoid possible environmental contamination, dispose of the 3M™ E-A-Rfit™ Dual-Ear Validation System according
to applicable governmental regulations.
Substitution of components may impair the accuracy of the instrument. Repairs should be performed by authorized
service personnel only.
Read the User Guide before operation.
Introduction
This system is comprised of hardware and software that enables the operator to test and record the personal attenuation
rating (PAR) of many 3M hearing protection products. (See Appendix B, “Model, Parts and Accessories” for details.) Software
versions 5.9.1 and higher are compliant with ANSI/ASA S12.71-2018 American National Standard Performance Criteria for
Systems that Estimate the Attenuation of Passive Hearing Protectors for Individual Users.
Getting Started
This product contains the components illustrated below. Please follow the illustrated quick set-up guide in the lid of the case
to assemble your hardware.
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3M E-A-Rfit Specifications

General IconGeneral
Brand3M
ModelE-A-Rfit
CategoryTest Equipment
LanguageEnglish

Summary

Warnings and Cautions

General Safety and Handling

Essential safety precautions and handling instructions for the system.

Introduction

System Overview

Describes the hardware and software components of the system.

Getting Started

Hardware Setup Guide

Instructions for assembling the system hardware as per the illustrated guide.

Installing the Software

Software Installation Steps

Step-by-step guide to install the 3M E-A-Rfit software on a computer.

Hardware Setup

Speaker and Cable Connection

Instructions for connecting the speaker stand and cables to the unit.

Software Start-up

Initial Setup Process

Process for setting language, operator, and company during software startup.

Home Screen

Main Software Interface

Overview of the main E-A-Rfit software interface and its options.

Microphone Verification

Verification Procedure

Steps to perform microphone verification for proper operation.

Test Overview

Test Process Explanation

Brief explanation of the fit-test process overview.

How it Works

System Functionality Explained

Details on the loudspeaker, microphones, and PAR calculation.

Test Procedure

Conducting a Fit Test

Step-by-step guide for performing a fit test on an employee.

Test Results

Results Display Tabs

Overview of the different tabs for viewing test results.

Visual Status Indicators

Indicator Meanings

Explains the meaning of visual indicators like checkmarks and Xs.

Action Button Key

Button and Checkbox Functions

Describes the purpose of various action buttons and checkboxes.

Quick View

PAR Results Summary

Details the Personal Attenuation Rating and test history.

Protection

Protected Exposure Calculation

Explains how protected exposure is calculated from PAR.

Safety Guide

Risk Spectrum Interpretation

Shows how fit-test results are mapped on a risk spectrum.

Fitting Gauge

Fit Comparison Tool

Explains how the fitting gauge compares PAR values.

Attenuation Graph

Octave Band Analysis

Plots attenuation across octave bands for detailed analysis.

Detail View

Comprehensive Measurement Data

Provides full PAR values with uncertainty and protected exposure formula.

Reports

Report Generation Options

Introduces the different report types available.

Employee Report

Personalized Fit-Test Report

Details the content of the employee-specific fit-test report.

Company Report

Company Record-Keeping Report

Describes the report format for company record-keeping.

Data Manager

Company Records Management

Managing company data, including names and exposure limits.

Employee Records Management

Adding, editing, and deleting employee information.

Importing Employee Data

Guide for importing employee data from Excel spreadsheets.

Operator Records Management

Managing operator and safety personnel information.

Exporting Fit-Test Data

Overview of various options for exporting fit-test data.

Settings

Database Configuration

Instructions for setting the database folder location for test results.

Service URL

Service URL Configuration

Information on the E-A-Rfit Service URL.

Software Updates

Update Process

How to check for and install software updates.

User Support

Accessing Support Resources

Guidance on accessing user manuals, videos, and help.

Resources

Viewing Manuals and Videos

Describes available resources like user manual and training videos.

Request Technical Assistance

Contacting Technical Support

How to contact 3M Technical Support for assistance.

Check for Updates

Software Version Check

How to view and upload the most current software version.

Appendix A: Specifications and Performance Statement

Standards and References

Lists relevant industry standards and reference documents.

Mechanical Specifications

Physical Attributes

Details the physical characteristics of the speaker unit.

Power Supply and Operating Conditions

Electrical and Environmental Specs

Covers voltage, frequency, operating temperature, and humidity.

System Requirements

Software and Hardware Needs

Lists the necessary computer hardware and software for operation.

Performance Statement

ANSI/ASA S12.71-2018 Compliance

Details the system's compliance with the performance standard.

Appendix B: Model, Parts, and Accessories

Kit Components List

Enumerates all components included in the E-A-Rfit kit.

Contact 3M

Service and Support Contact

Provides contact information for repair and calibration services.

Legal and Regulatory Information

FCC/IC Compliance

Details regulatory compliance statements for FCC and IC.

Calibration and Warranty

Calibration and Warranty Information

Outlines recommended calibration frequency and warranty terms.

Responsibility and Liability

Data Privacy and Liability Limits

Addresses data privacy responsibilities and liability limitations.

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