Gigahertz Solutions NFA 30M Operating Manual
3d lf magnetic field analyzer with data logger
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Summary of Contents for Gigahertz Solutions NFA 30M
- Page 1 Made in Germany NFA 30M NFAsoft 3D LF Magnetic Analysis and Field Analyzer Configuration with Data Logger Software Operating Manual Version 7.3...
- Page 2 Made in Germany Thank you! We thank you for the confidence you have shown by buying this product. It allows for a professional analysis of AC elec- tric and AC magnetic fields according to internationally rec- ognized guidelines and the recommendations of the building biology.
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Page 3: Quick Start Guide
SD-card. Should the meter not do what you expect, please turn to the chapter on frequently asked questions at the end of this manual (Chapter 9)! 2 Overview: Front Cover - 1 - © Gigahertz Solutions GmbH January 2018... -
Page 4: Display
It will now show the updated battery life for the “Log” mode. Should the false readings persist, please check chapter 9 for further information. - 2 - January 2018 © Gigahertz Solutions GmbH... -
Page 5: Switches / Push-Buttons / Connector
Note: The AC functionality has not yet been tested. The information produced by the frequency decomposition of a demodulated pulsed HF signal will, of course, not provide any really useful data. - 3 - © Gigahertz Solutions GmbH January 2018... - Page 6 The resolution of the frequencies during the analysis of the (actually by their nature broad banded) peak values does not take into account phase information, so it’s practically a worst-case consideration. Tolerances are much higher than when using the tRMS analysis. - 4 - January 2018 © Gigahertz Solutions GmbH...
- Page 7 In order to make use of this speed advantage, your SD card reader needs to be specified „SDHC“, which is standard for units built 2008 or later. For older units inexpensive adaptors are available. - 5 - © Gigahertz Solutions GmbH January 2018...
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Page 8: How To Measure And Data-Log
SD-card to „lock“ or „write protect“ and reinsert it. Note: The data will still be recorded! IMPORTANT: Don't forget to unlock the SD memory card afterwards! - 6 - January 2018 © Gigahertz Solutions GmbH... -
Page 9: Power Supply
250-500 complete charge cycles. In this case please always replace both batter- ies simultaneously. Please see chapter 9 for information on the initialization of the capacity display. - 7 - © Gigahertz Solutions GmbH January 2018... - Page 10 This procedure will also be logged and is available when evaluating the logged data on the PC. Now potential disturbances can be noted on each axis and corrections be made, if necessary. - 8 - January 2018 © Gigahertz Solutions GmbH...
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Page 11: Nfasoft
SDHC”-SD memory card (appropriate readers have been available since 2008, adapters are available for older com- puters). 7.1 Data Analysis Double click the appropriate log file for analysis and the fol- lowing window will open: - 9 - © Gigahertz Solutions GmbH January 2018... - Page 12 Navigation within the Plotted Data Navigation within the plotted data can easily done with a mouse and its scroll wheel. Move the mouse pointer into the data plot. The scale of the x-axis will be - 10 - January 2018 © Gigahertz Solutions GmbH...
- Page 13 The 95th percentile is calculated heuristically. If the possible deviation exceeds 10%, it will be noted in parenthesis after the figure in absolute terms. - 11 - © Gigahertz Solutions GmbH January 2018...
- Page 14 Allows for and will assist in analyzing small values (e.g. those over 2 kHz) overshadowed by other very strong field intensities. “All” zooms out the x-axis and displays the complete data set on - 12 - January 2018 © Gigahertz Solutions GmbH...
- Page 15 All edge markings dis- played appear in real time and allow for a quick visual analy- sis. - 13 - © Gigahertz Solutions GmbH January 2018...
- Page 16 The first two items in the dropdown menu have been ex- plained already. Create KML-File Required as a plugin for the connection of GPS-data, NFA logs and Google Earth (currently in beta level). Please ask for the current manual by e-mail. - 14 - January 2018 © Gigahertz Solutions GmbH...
- Page 17 NFAsoft provided that this file is in the same folder. For a synchronisation of the time, the SD-card in the meter should be connected to your computer via USB-cable. The - 15 - © Gigahertz Solutions GmbH January 2018...
- Page 18 “All3D”. (For more information on this matter see chapter 9) - 16 - January 2018 © Gigahertz Solutions GmbH...
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Page 19: Firmware-Update
Do not switch the meter off during the update process! Please differentiate: With “NFAsoft” the firmware can be configured and the user settings stored in the file “CONFIG.NFA”. This has nothing to do with the firmware itself. - 17 - © Gigahertz Solutions GmbH January 2018... - Page 20 Made in Germany Please remember to unlock the SD-card after applying the new firmware! Recalibration of the battery capacity display (please see next page: Chapter 9) - 18 - January 2018 © Gigahertz Solutions GmbH...
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Page 21: What If... (Faq)
Made in Germany 9 What if… (FAQ) Answers to frequently asked questions regarding the NFA 30M Make sure you’re always using the most current firmware version! The device does not react when trying to switch or press a key Unlock SD-card! (Push micro switch on the left of the card upwards) Restart: All switches up –... - Page 22 16.7 Hz will also be recorded in the cor- respondent channel. In this case the sum of the frequen- cy specific channels may well be higher than that of “All3D”. - 20 - January 2018 © Gigahertz Solutions GmbH...
- Page 23 Solution 2: There is a file system error on your SD-card. In this case, save the “good” files and re-format your SD-card using the original SD- formatter of the SD Association (to be found under the following link: https://www.sdcard.org/downloads/index.html) - 21 - © Gigahertz Solutions GmbH January 2018...
- Page 24 Made in Germany Hersteller / Manufacturer Gigahertz Solutions GmbH Am Galgenberg 12 (as of May 2018: Im Kessel 2) 90579 Langenzenn Germany Tel : +49 (9101) 9093-0 Fax : +49 (9101) 9093-23 www.gigahertz-solutions.de / www.gigahertz-solutions.com Ihr Partner vor Ort / Your local partner...