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"Repolyzer World (XN-8000 Series Repolyzer)" Development Story - Part 3

4. Introduction of multi-app

Repolyzer is the first product in our company to incorporate multi-app functionality.
Multi-app processing executes multiple analysis conditions simultaneously.
We've made the settings operation easy and visual, so you don't have to worry about it being a multi-app application.

Let's explain the analysis of multi-app systems by considering both channels and features.

  • When considering ch as the central point
    1ch: 10kHz FFT, 1/3 octave
    2ch: 1/3oct
    3ch: 1/1 octave, 2kHz FFT
    4ch: 10kHzFFT, 2kHzFFT, 1/3oct

  • When considering the analysis function as the primary focus
    10kHz FFT: 1ch, 4ch
    2kHz FFT: 3ch, 4ch
    1/3 oct: 1ch, 2ch, 4ch
    1/1oct: 3ch

I've used abbreviations, but do you know what kind of measurements are being taken?
Customers using the DS2000 series will likely understand the meaning of "multi-app." Multi-app means that the DS-0221 FFT analysis software and the DS-0223 octave analysis software are running simultaneously and measurements are being taken.
Furthermore, since the frequency ranges for FFT analysis are different, we are currently running two instances of the DS-0221 FFT analysis software for measurement. The DS-2000 series does not have a multi-app function, so you have to run one analysis software at a time for analysis. However, the Repolyzer's multi-app function allows you to run multiple analysis software programs simultaneously and process the data analysis.
As I explained last time, you can create a graphical GUI using icons to create a diagram showing the relationship between input channels and analysis functions on the configuration board. By creating this diagram, you can perform multi-application and multi-frequency range processing. Conversely, by looking at this diagram, you can see at a glance what kind of analysis will be performed.

Figure: Multi-app

Example 1: When considering ch as the central point

  • 1ch:10kHzFFT、1/3oct

  • 2ch:1/3oct

  • 3ch:2kHzFFT、1/1oct

  • 4ch:10kHzFFT、2kHzFFT、1/3oct

Figure 1 shows the configuration board for Example 1. This icon diagram is interpreted as follows:

  • Ch1 will be analyzed using the analysis functions FFT11 and RTA13.

  • Ch2 will be analyzed using the RTA13 analysis function.

  • Ch3 will be analyzed using the FFT12 and RTA14 analysis functions.

  • Ch4 will be analyzed using the analysis functions FFT11, FFT12, and RTA14.

  • Set FFT11 to the 10kHz range.

  • Set FFT12 to the 2kHz range.

  • RTA13 should be set to 1/3 octave.

  • RTA14 should be set to 1/1 octave.

Figure 1: Example of configuration board settings

  • Figure 1: Example of configuration board settings

Example 2: When considering the analysis function as the main focus

The same analysis as in Example 1 will be performed, but Figures 2 to 5 show how to check which channel is associated with the analysis functions FFT11, FFT12, RTA13, and RTA14.

Figure 2: This shows the FFT11 dialog box opened by clicking the FFT11 icon.
The "Analysis function name: FFT11" is set to "Frequency range: 10kHz" and performs FFT analysis on "Signal names: ch1, ch4". You can change the frequency range and other settings.

Figure 2

  • Figure 2

Figure3:This showsthe FFT11 dialog box after clicking theFFT12 icon.

The "Analysis function name:FFT12" is set to "Frequency range:2kHz" and performs FFT analysis on "Signal names:ch3,ch4". You can change the frequency range and other settings.

Figure 3

  • Figure 3

Figure 4: This shows the RTA13 dialog box after clicking the RTA13 icon.

The "Analysis function name: RTA13" setting performs a 1/3 octave analysis on "signal names: ch1, ch2, ch4" with a "bandwidth: 1/3". Time constants and other conditions can be changed.

Figure 4

  • Figure 4

Figure5:This shows theRTA14 dialog box after clicking theRTA14 icon.

The "Analysis function name:RTA14" setting will performa 1/1 octave analysis on "Signal name:ch3"with "Bandwidth:1/1".

You can change the settings for conditions such as the time constant.

Figure 5

  • Figure 5

5. Task function: Automating repetitive operations

Furthermore, Repolyzer has also given careful consideration to "repetitive operations for measurement (routine tasks)." This is covered by its task function.
While the CF series FFT analyzers required writing command expressions for the auto-sequencing function, Repolyzer was designed to allow for easy configuration by dragging and dropping icons for functions and actions (operator operations) with the mouse.
This functionality can be expanded in the future by adding more tools.
For example, I dream of being able to control Repolyzer from other apps or computers, and create reports from a computer in the office while performing measurements in the laboratory.

Figure: Task function

Figure 6 shows the Task Editor and Task Manager screens. In this example, the power spectrum and the 1/3 octave average are measured three times and saved to the project.

Figure 6

  • Figure 6

(Excerpt from the email newsletter issued on October 26, 2006)