Bei meinem Stromzähler wir das so bewerkstelliigt:
{sprintf("
<TABLE>
<TR>
<TD VALIGN=\"TOP\" ALIGN=\"RIGHT\">
Verbrauch Heute: %0.2f kWh<br>
<br>
Zaehlerstand: %0.2f kWh<br>
</TD>
<TD VALIGN=\"TOP\" ALIGN=\"RIGHT\">
Gesamt: %0.1f Watt<br>
L1: %0.1f Watt<br>
L2: %0.1f Watt<br>
L3: %0.1f Watt
</TD>
</TR>
</TABLE>
" , ReadingsVal($name,"statTotal_consumptionDay",0) ,
ReadingsVal($name,"total_consumption",0),
ReadingsVal($name,"power",0) ,
ReadingsVal($name,"power_L1",0) ,
ReadingsVal($name,"power_L2",0) ,
ReadingsVal($name,"power_L3",0) )}