Gentec-EO MAESTRO - Manual (Page 43)

MAESTRO User’s Manual Revision 8.1 42
2.4.3.6 Statistics display
In the Statistics mode, the MAESTRO displays a complete statistical analysis of power or energy
measurements. Touch the PLAY button to start or restart the data sampling and statistical
calculations. Touch the Stop button to stop the data sampling and statistics before you reach the
end of the selected sampling time. The last statistical values calculated remain on screen so you can
view them later, even if you switch display modes and return to the Statistics display. The data sampling
and statistical calculations continue with this window closed or opened, and no matter what display you
select.
Fig. 2-24 Statistics display
The values in this display provide an additional digit of resolution to allow you to benefit from the
improved precision of large samples. You must understand your sample size well enough to know if this
additional digit is significant.
The MAESTRO uses default sample parameters unless you set them yourself. Touch the Settings
button to access the Statistics Settings to set up the data sampling parameters for calculating the
statistics. Use the defaults or select your own duration sample period to do the statistics.
You can also decide to save only the statistics instead of the entire acquisition or the entire acquisition
followed by the statistics at the end of the file. To do so, check the Save to File option and configure the
output filename (refer to section 2.4.4 Acquisition). If you want to save only the statistics, press the Start
button in the Statistics mode. If you also want to save the entire acquisition and the statistics, touch the
DATA ACQUISITION button on the Display Parameters menu bar and then touch Start (refer to section
2.4.4). In this case, note that the sample rate will only affect the acquisition as the sample rate for the