3M eg4, eg3 user manual Dose =

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65

Appendix B

Glossary of Terms

The following equations are used in the Edge calculations. Some of the terms used in these equations are explained in Table B-1 while others are explained above in the “Glossary of Terms” section.

DOSE =

100

[RTIME

2(LS−CL)/(ER) dt ]%

 

 

TC

0

 

 

 

 

 

 

 

 

TC

 

 

 

= DOSE ×

Prd8 hours

 

 

%

 

RTIME

 

 

= DOSE ×

 

Pr t

Prd× hours

 

%

RTIME

LAVG= ER[log2 2LS/ 3.01 dt − log2(RTIME) ]dB

053-644, Rev E

Page 65

eg4 & eg3

Image 71
Contents Edge 3MTMDetection Mangement Software DMS Introduction DosimetryGetting started Checking the equipment Turning on Turning off Display and keypadRunning studies Noise studiesViews on the Edge DockingUser Interface Appendix a Specifications StandardsStopping a study Technical SupportINDEX………………………………………………………………………………… Physical attributes of EdgeDock1 and EdgeDock5Contacting 3M Quest Technologies International customers List of Tables Introduction Illustration of how the dosimeter operates and processes Range of sound Time history manufacturing Peak Measurement 121.20 dB Develop corrective actions Setting-up your dosimeter parameters for your noise studiesRunning your studies View your results via QSP-IIParameter setup screen for eg4 Getting started Powered on with measurement view displayed Edge LED Explanation Indicator LED indicators explainedEdge Keypad EdgeDock1 EdgeDock1 and EdgeDock5 components Attaching charger adapter to EdgeDock1 and EdgeDock5  Powering EdgeDock1 or EdgeDock5Docking the Edge with a single and 5-bay docks  How to chargeBackside of EdgeDock1 Setting-up the Edge via DMS Sample summary data from DMS reporting Logging Dosimeter views and definitions Views on ExplanationResponse Level WeightingViews on Explanation Edge DoseDosimeter measurement descriptors/variants Descriptors Variants Lmax variantsCommunicating connecting a docked Edge to a pc New Hardware wizard for Edge Dock Dosimeter screen Dosimeter fields explained for the Edge Edge display screen Edge security setting Edge auto run screen 10 Edge firmware update screen 11 Saving and sending Edge setups Quick help list for running a study Quick Help List typical dosimetry sessionPositioning/Attaching the Edge  How to attach the dosimeterBattery indicators  Checking battery powerCalibrating  Calibrating the dosimeterOn/off enter  ResetContrast icon Checkmark icon Is the selection to  ContrastOn/off/enter button Display screen while running  How to run a noise studyIndicators i.e., run, stop, battery, and OL  How to stop a noise studyIndicator Icon Explanation Measurement view on the Edge  Viewing measurements How to unlock  How to lock or secureCommunicating between your pc and the Edge  DownloadingDMS start screen  Selecting and viewing data Recent downloaded dataExample of Edge Report in DMS Panel layout view viewing the data in charts and graphs Technical Support  Attaching/Detaching the windscreen and microphone Microphone and windscreen assemblyHard Hat Attachment Kit Size HousingWeight Operating LifeType Memory capacitySize of EdgeDock1 LED amber indicatorLED Red indicator LED Green indicatorRMS Range Status indicatorsDisplayed Data DosimetersLogging eg4 only SecurityAuto-Run Analog Board Edge Block Diagram International customers Service Department and Technical Support 1 800Background Noise, effects Criterion Level CL Combining Noise sourcesCrest Factor Exchange Rate ER also known as the Doubling Rate Criterion TimeDecibel dB DoseLep,d Free field setting microphoneHearing Conservation HC Hertz Hz Lavg Average LevelMeasurement Range Leq Equivalent LevelLogging Maximum Level Lmax Response Time PEL Permissible Exposure Level Projected Time Random incidence microphoneThreshold TWA Time Weighted AverageWindscreen Weighting A, C, Z, etcUpper Limit UL Dose = Edge Dock IndexRunning studies QSP-II
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