BK4936 microphone back facing | 3M SE-400 guide

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Index

BK4936 microphone back facing

Tolerance: IEC 61672 class 1

Directional frequency response positioned back-side toward noise source (0⁰-30⁰incidence angles)

Directional frequency response positioned back-side toward noise source (0⁰-90⁰incidence angles)

Sound Examiner SE-400 Series

Image 99

3M SE-400 user manual BK4936 microphone back facing

Contents

Sound Examiner 3MTM Sound Examiner SE-400 is Series Sound Level Meter 3MTM Sound Examiner SE-400 non-IS Models Sound Level Meter RevA Table of Contents Iii Table of Contents Figures Display and keypad IntroductionSound Examiner SE-400 Series overview Models and options Keypad keys identified Diagram and functionalityScreen components identified Keypad Description 3MTM Detection Management Software DMS Connectors/Ports Checking the equipment Getting Started Screen indicators Turning onSoftkeys Navigating Measurement/Start screenTurning off Measurement screen views Charging states Charging Response time and frequency weighting settings Setup/instrument configuration Opening the Setup screen Opening the setup screen for instrument configuration Setting up meter parameters Meter settings  Unit Information screen Meter settings ExplanationsMeter settings explained SE-400 Series information details  Setting the Time and Date parameters Time and date setting  Setting the Timed Run Auto-Run and setting timed run  Lock/unlock secure run Security locking and unlocking run/setup Lock/unlock secure setup  Secure run mode and secure setup mode locking & unlocking  Viewing memory and/or deleting files Resetting the SE-400 SeriesMemory and space Deleting files and viewing memory Overview of running a session Operation/Field TestingCalibrate, measure, run, and saved results Calibrate SE-400 Series and calibrating Calibration screen Measure Logged DataWindscreen Measurement notations Positioning and tripod mountMeasurements and displayed parameters Measurement Explanations Parameters Run, stop, and view results Main/multi- measurement screen in Run mode 10 Session directory screen Viewing past sessions 12 Reviewing Session Data Download and view logged data 14 Downloading files from DMS to SE-400 Series DMS & downloaded measurements Connecting the printer and settings SoundPatrol feature non-IS models only  Changing the summary report print settings Print setup for summary reports Printing and reports Summary Data ReportCalibration Report Connecting an extension cable Microphone preampAttaching the preamp Logging Rates seconds or minutes Days Sound Examiner non-IS models and logging rates Appendix a Acoustical CharacteristicsStandards/Directives Microphones Measurements Mechanical CharacteristicsEnvironmental Characteristics Physical Characteristics User Interface Characteristics Power/Electrical CharacteristicsPorts and connections SE-400 Series models and part numbers Accessories sold separately Glossary of Terms Appendix BExchange Rate ER Noise Reference pressure SPL/LAS Weighting A, C, Z Contacting 3M Instrumentation Customer serviceWarranty Calibration Data Addendum Data Addendum SE-400 Series measuring to IEC Microphone Weighting Effects of background noise sections 5.6.4, 5.6.5, 9.2.5d Correction in dB Frequency weighting sections 5.1.10 Weighting Nominal Weighting Typical Graph below is the Typical Z weighting frequency response Nominal Frequency Hz Nominal Nominal Frequency Hz Nominal corrections in dB Data Addendum 3350 Nominal Frequency Hz Nominal corrections in dB Data Addendum Nominal Data Addendum BK4936 microphone Free Field Pressure Field to Data Addendum Data Addendum Data Addendum Data Addendum Data Addendum Data Addendum QE7052 microphone Data Addendum Random Incidence Windscreen BK4936 microphone & RIC Ricr & windscreen BK4936 microphone, Ricr Remote preamp Windscreen Remote preamp, & Ricr Pressure to random incidence corrections with QE7052 section Windscreen Windscreen corrections with BK4936 microphone Frequency Resetting Overload, Under Range, Maximum, and Peak .2.5 k AC/DC Output Characteristics section Electrostatic discharges .5.2, 9.2.7 b Directional windscreen corrections section Microphones Data Addendum Environmental effects .1.2 and 9.3L Index Index QE7052 microphone side facing Index Index Index Index Index BK4936 microphone side facing Index BK4936 microphone back facing Index Index Index Index Index Index Index 100 101 102 103 104 105 106 107 108 109 110 111 112 113 About Us About 3M Personal Safety