diff --git a/webfrontend/pgm2/fht80tf.gplot b/webfrontend/pgm2/fht80tf.gplot
new file mode 100644
index 000000000..0191fd5fc
--- /dev/null
+++ b/webfrontend/pgm2/fht80tf.gplot
@@ -0,0 +1,21 @@
+############################
+# Display the on and off values for a single FHT80TF device
+# FileLog definition:
+# define fht80tflog FileLog /var/log/fhem/fht80tf-%Y-%U.log fht80tfdev
+
+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 title '<TL>'
+set grid
+set yrange [-0.2:1.2]
+
+#FileLog "1"::0:
+
+plot "< awk '{print $1, $4==\"Open\"? 1 : 0; }' <IN>"\
+        using 1:2 title 'Open/Closed' with impulses
+
+