FHEM Cobraball

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# Display the measured temp and the actuator.
# Corresponding FileLog definition: 
# define <filelogname> FileLog /var/log/fhem/fht-%Y.log <fhtname>

set readonly
set terminal png transparent size <SIZE> crop
set output '<OUT>.png'
set xdata time
set timefmt "%Y-%m-%d_%H:%M:%S"
set xlabel " "
set ytics nomirror
set y2tics
#set ytics
set title '<L1>'
set grid xtics y2tics

set y2label "Temperature in C"
set ylabel "Temperature in C"

#FileLog 4:flowTemperature:0:
#FileLog 4:returnTemperatureTarget:0:
#FileLog 4:returnTemperature:0:
#FileLog 4:ambientTemperature:0:
#FileLog 4:averageAmbientTemperature:0:

plot \
  "< awk '/flowTemperature/{print $1, $4}' <IN>"\
     using 1:2 axes x1y1 title 'Vorlauftemperatur' with lines,\
  "< awk '/returnTemperatureTarget/{print $1, $4}' <IN>"\
     using 1:2 axes x1y1 title 'Rücklauftemperatur SOLL' with lines,\
  "< awk '/returnTemperature/ {print $1, $4+0}' <IN>"\
     using 1:2 axes x1y1 title 'Rücklauftemperatur' with lines,\
  "< awk '/ambientTemperature/ {print $1, $4+0}' <IN>"\
     using 1:2 axes x1y1 title 'Außentemperatur' with lines lw2,\
  "< awk '/averageAmbient/ {print $1, $4+0}' <IN>"\
     using 1:2 axes x1y1 title 'durchschnittliche Außentemperatur' with lines lw2\