Megger MPAC128 User Manual
Megger MPAC128 User Manual

Megger MPAC128 User Manual

Professional accostic imager
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MPAC128 and
MPAC128-ATEX
Megger Professional Accostic
Imager
User Guide
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megger.com/register
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Summary of Contents for Megger MPAC128

  • Page 1 MPAC128 and  Register MPAC128-ATEX megger.com/register Megger Professional Accostic Imager  User Guide Firmware updates User Guide  Support megger.com/support English...
  • Page 2 Megger Instruments Limited reserves the right to alter the specification of its products from time to time without notice. Although every effort is made to ensure the accuracy of the information contained within this document it is not warranted or represented by Megger Limited to be a complete and up - to - date description.
  • Page 3 This manual supersedes all previous issues of this manual. Please visit the Megger website to ensure that you are using the most recent issue of this document. Destroy any copies that are of an older issue. Declaration of Conformity Hereby, Megger Instruments Limited declares the MPAC128 and MPAC128-ATEX professional acoustic cameras have been...
  • Page 4: Table Of Contents

    Contents 1. Introduction Product description Company web site 2. Safety Warnings and Standards Warnings, Cautions and Notes Explosion-proof note clause MPAC128-ATEX Safety warnings 2.3.1 Installation category definitions: Safety, Hazard and Warning symbols on the instrument 3. Instrument Overview Instrument layout...
  • Page 5 Cleaning Battery information 4.3.1 Battery icon information 4.3.2 Battery charging 5. Specifications 6. Accessories and Equipment Included accessories Terminology 8. Calibration, Repair and Warranty Return procedure 9. Decommissioning WEEE Directive Battery disposal 10. Worldwide Sales Offices www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 6: Introduction

    “sound map”. Both the MPAC128 and MPAC128-ATEX Professional Acoustic Cameras aid the detection of air or gas leaks in both compressed and vacuum systems, even in noisy industrial environments. When used in power systems, they can help to safely and quickly identify partial discharge where dielectric breakdown is occurring.
  • Page 7: Safety Warnings And Standards

    „ „ Do NOT insert or remove the micro-SD card or connect the headset in an explosive environment. The electrical accessories provided with the MPAC128-ATEX are not to be used in an explosive atmosphere. „ Safety warnings If the equipment is used in a manner not specified by the manufacturer, the protection provided by the „...
  • Page 8: Installation Category Definitions

    Caution: Refer to user guide. UK conformity. This equipment complies with current UK legislation EU conformity. Equipment complies with current EU directives. Equipment complies with current ‘C tick’ requirements. Do not dispose of in the normal waste stream. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 9: Instrument Overview

    Hand straps and shoulder strap points Software interface Item Description Item Description Video image display Battery status indicator Sound pressure level Menu bar Photo/Video mode icon Dynamic range quick setup System time and date Spectrum and frequency range box www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 10: Micro-Sd Card Slot

    The stored files can be transferred to the Acoustic Analysis software or downloaded for storage on a PC or „ laptop. Tripod Threaded tripod mounting point CAUTION : ensure tripod and mount screws are tight and secure before use. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 11: Hand Straps And Shoulder Strap

    If untouched, the menu will stay visible for about 5 s 2. Touch the video area to toggle the function menu bar on and off. Menu Icons Item Description Item Description Turns on focus mode (PD Only) Acoustic settings menu Display settings menu www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 12: Dynamic Range

    Double-tap the centre of the focus ring to reduce the size for pinpoint location. Double-tap again to restore the focus ring to its initial size. Focus is switchable in PD mode and always on in gas leak mode. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 13: Video And Photo

    All will become highlighted. Individual photos and videos can be de-selected by touching them. To delete all selected images and videos, press the delete (bin) icon in the top right hand corner www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 14 This is to make accessing the individual photo or video files easier when downloading The copy icon allows either individually selected Photo or Video files to be copied to the “All” folder, created on the micro SD card www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 15: Picture Playback

    Slide the progress bar below the video to navigate the playing position. 3.17 More Functions The More menu function allows the user to switch between gas leak and PD measurement modes 3.17.1 Gas leak Selecting Gas Leak mode brings up the gas leak menu. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 16: Partial Discharge

    In Playback mode, tap a Video or Photo to bring up the Tagging menu across the bottom of the screen. Touch the label icon on the far left to add or edit the electrical or gas related parameters, relating to the file. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 17: Image Tagging

    Touch the Save button to save the content or touch “Rescan” to scan the code again 3.19 Acoustic 3.19.1 Dynamic range Use the slider or touch the palette bar on the right of the screen to adjust the dynamic range. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 18: Cursor And Spl (Sound Pressure Level)

    The MPAC cameras have a built in self-test. This checks internal measurement components and the correct operation of the microphone array. In the event of any issue, contact a Megger Approved Service Centre. It is recommended the self-check is run on a regular basis to ensure optimum performance.
  • Page 19: Display

    The system date and time is user-adjustable using simple scroll wheels When a system date or time is changed, touch Update Time to save. 3.21.3 Lock The Auto-Sleep function can be turned on to save battery. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 20: Tool

    A user licence for the camera, if required, can be imported using an external storage device. If a licence has expired, the internal licence can be exported to the external storage device to be sent to Megger for authorisation. www.megger.com...
  • Page 21: Partial Discharge Spectrum

    (Unit: ml / s) (Unit: L / min) <0.167 ml/s <0.01 L/min >0.167 ml/s <1.667 ml/s >0.01 L/min <0.1 L/min >1.667 ml/s <16.667 ml/s >0.1 L/min <1 L/min >16.667 ml/s <166.667 ml/s >1 L/min <10 L/min www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 22: Measurement Advise

    It is easy to be disturbed by environmental noise in the low frequency band. If possible, it is recommended to use mid to high frequency signals to identify the location of sound source. b) A relatively narrow band range is always recommended to minimise or eliminate interference noise. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 23: Maintenance

    After inserting the charger, the charging indicator LED lights to indicate the camera is charging. When fully charged, the indicator light goes off. Keep the camera turned off whilst charging. NOTE : The Megger MPAC cameras require a charge pack generating greater than 15 W www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 24: Specifications

    Operating environment: -20ºC to +50ºC 10% to 95% no condensation Storage temperature: -20ºC to +60ºC Charging temperature: +10ºC to +45ºC IP Rating: IP54 Mechanical Size: 272 mm x 174 mm x 42 mm Weight: 1.7 kg www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 25: Accessories And Equipment

    Accessories and Equipment 6. Accessories and Equipment Included accessories Item Hand straps Shoulder strap Power adaptor USB-C Charging cable Headphones USB-C/USB-A Memory stick Printed user guide Lens blower/brush Protective carry case www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 26: Terminology

    The scale of the intensity of the sound source that can be shown on the sound cloud image/sound map. Field of view For the camera and the microphone array, the solid angles subtended by the edges of their respective images to the face of the instrument. www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 27: Calibration, Repair And Warranty

    3. Pack the instrument carefully to prevent damage in transit. Use the original carry case if possible. 4. Before the instrument is sent to Megger, freight paid, make sure that the returns label is attached or that the RA number is clearly marked on the outside of the package and on any correspondence. Copies of the original purchase invoice and packing note should be sent simultaneously by airmail to expedite clearance through customs.
  • Page 28: Decommissioning

    9. Decommissioning WEEE Directive The crossed out wheeled bin symbol placed on Megger products is a reminder not to dispose of the product at the end of its life with general waste. Megger is registered in the UK as a Producer of Electrical and Electronic Equipment. The Registration No is WEE/ HE0146QT.
  • Page 29: Worldwide Sales Offices

    +48 22 2809 808 info.pl@megger.com PORTUGAL +34 916 16 54 96 info.es@megger.com România +40 21 2309138 info.ro@megger.com РОССИЯ +7 495 2 34 91 61 sebaso@sebaspectrum.ru SLOVENSKO +421 2 554 23 958 info.sk@megger.com Türkiye +46 08 510 195 00 seinfo@megger.com www.megger.com MPAC128 and MPAC128-ATEX...
  • Page 30 +44 (0)1 304 502101 +46 08 510 195 00 uksales@megger.com seinfo@megger.com Megger Valley Forge Megger USA - Dallas Megger USA - Fort Collins Phoenixville, PA USA Dallas, TX USA Fort Collins, CO USA +1 610 676 8500 +1 214 333 3201 +1 970 282 1200 USsales@megger.com...

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Mpac128-atex

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