3M eg4 user manual Measurements, Types, Measurement parameters

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Appendix A

Measurements

Types

Displayed Data and

SPL, Average value (Lavg or Leq), Maximum value (Lmx), Minimum value (LMn),

status indicators

Peak Value (Lpk), Exposure, Run Time, TWA, UL Time

Measurement parameters

Dosimeters

Two dosimeters at once (eg4), each with its own assignable profile (via

 

DMS only).

RMS Range

70 to 140 dB

RMS Weighting

A or C weighting

RMS Time Response

Fast or Slow

Exchange Rate (ER)

3 dB, 4 dB, or 5 dB

Peak Range

110 dB to 143 dB

Peak Weighting

C or Z weighting

Criterion Levels

70 to 90 dB in 1 dB increments

Threshold

70 to 90 db in 1 dB increments

Upper Limit (UL)

70 to 140 dB in 1 dB increments

053-644, Rev H

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eg4

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Contents Edge 3M The Edge Personal Noise DosimeterTable of Contents Setting-up the Edge via DMS Time history……………………………………………………………………………………………………Technical Support Stopping a studyViewing measurements on the display Replacing microphone and windscreenPhysical attributes of EdgeDock1 and EdgeDock5 INDEX…………………………………………………………………………………List of Figures List of TablesDosimetry Edge and dosimetryNoise dosimeter Illustration of how the dosimeter operates and processesRange of sound What do the standards say?Applications of the Edge Running your studies Setting-up your dosimeter parameters for your noise studiesNoise assessment steps View your results via DMSParameter setup screen for eg4 Edge ModelChecking the equipment Identifying your equipmentLED indicator Turning onLED indicators explained Turning offDiagram Display and keypadDocking station functionality 3MTMDetection Mangement Software DMSLoading EdgeDock1 or EdgeDock5 Docking station componentsEdgeDock1 and EdgeDock5 components Powering EdgeDock1 or EdgeDock5  Powering EdgeDock1 or EdgeDock5 How to charge Charging your dosimeterMounting the docking station to a wall Storing the dosimeterUnderstanding what data is stored Noise studiesSummary data Time historyViews on the Edge LoggingViews on Explanation Definitions of data log values and viewsDosimeter views and definitions Dose WeightingViews on Explanation Edge Response LevelDescriptors Variants Lmax variants Dosimeter measurement descriptors/variantsDocking Communicating & downloading dataCustomizing set-up parameters in DMS New Hardware wizard for Edge DockDosimeter setting Dosimeter screenEdge dosimeter settings Dosimeter fields explained for the EdgeDisplay setting Edge display screenSecurity setting Edge security settingAuto Run setting Edge auto run screenFirmware update 10 Edge firmware update screenSaving and sending/setting configurations 11 Saving and sending Edge setupsOverview of running a study Quick Help List typical dosimetry session How to attach the dosimeter Windscreen and maintenancePositioning the Edge on your shirt Checking battery power  Checking battery powerCalibrating  Calibrating the dosimeterResetting the dosimeter  Reset Contrast Setting contrast on dosimeterOn/off/enter button Running studies  How to run a noise studyStarting a run Indicator Icon Explanation Indicators/Icons on the display How to stop a noise study Indicators i.e., run, stop, battery, and OLLocking or securing your dosimeter during run Viewing measurements on the display Viewing measurements Locking or Securing  How to lock or secure How to unlock UnlockingDownloading data  DownloadingDMS start screen Viewing data and data finder  Selecting and viewing dataReport View Example of Edge Report in DMSPanel Layout Viewcharts/graphs Panel layout view viewing the data in charts and graphsLED indicator disable/enable Technical SupportAttaching/Detaching Replacing microphone and windscreen Attaching/Detaching the windscreen and microphone Hard Hat Attachment Kit Hard Hat Attachment kitMechanical characteristics StandardsEnvironmental effects Electrical characteristicsUser Interface EdgeDock1 and EdgeDock5 Physical attributes of EdgeDock1 and EdgeDock5Types MeasurementsMeasurement parameters Security CommunicationsSpecial functions Auto-RunEdge Block Diagram Edge Block Diagram Appendix B Service Department and Technical Support 1 800 3M ServiceWarranty Contacting 3MGlossary of Terms Background Noise, effectsCrest Factor Combining Noise sourcesCriterion Level CL Dose Criterion TimeDecibel dB Exchange Rate ER also known as the Doubling RateLavg Average Level Free field setting microphoneHearing Conservation HC Hertz Hz Lep,dMaximum Level Lmax Leq Equivalent LevelLogging Measurement RangeRandom incidence microphone PEL Permissible Exposure LevelProjected Time Response TimeTWA Time Weighted Average ThresholdUpper Limit UL Weighting A, C, Z, etcWindscreen Measurement equations Index Running studies About 3M Personal Safety About Us
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