<p></p>
<p>Maybe somebody can help me.<br>
I am strugling now how to continue , I am be able to get the data from 2 Iskra MT171 meters .</p>
<p>> I also can put the data in a Mysql DB wondering what data model is used.<br>
> e.g timestamp, actual value used , actual generated , PV_collected.</p>
<p>A) I wonder where various values like the avg, max , min is calculated?<br>
</p>
<p>B) Maybe somebody can give me a hint or a detailed description of vzlogger where and what it is doing.</p>
<p>Or </p>
<p>How to let vzlogger get the data from sql stored data or a file.</p>
<p>Configuration:<br>
I have 2 ir heads (from Udo) connected to Rpi, a perl script reads the 2 heads every 5 minutes, puts data in a mysql dB e.g fields are (Timestamp, headnr, PV_produced, normal_tarrif_used, norma_tarrif_produced). </p>
<p>Rgrds<br>
</p>