- "/dev/shm/DHT22-humidity" using ($1+7200):($2 > min_h && $2 < max_h ? $2 : '') with dots title "DHT22 unutra" \
-,"/dev/shm/rtl_433-9-172-humidity" using ($1+7200):($2) with lines title "vani" \
-,"/dev/shm/rtl_433-9-75-humidity" using ($1+7200):($2) with lines title "kupaona" \
-,"/dev/shm/rtl_433-9-141-humidity" using ($1+7200):($2) with lines title "kuhunja"
+ "/dev/shm/DHT22-humidity" using ($1+tz_secs):($2 > min_h && $2 < max_h ? $2 : '') with dots title "DHT22 unutra" lt rgb "#ff00ff" \
+,"/dev/shm/rtl_433-kuhinja-humidity" using ($1+tz_secs):($2) with dots title "kuhunja" lt rgb "#ff8844" \
+,"/dev/shm/rtl_433-kupaona-humidity" using ($1+tz_secs):($2) with dots title "kupaona" lt rgb "#8888ff" \
+,"/dev/shm/rtl_433-vani-humidity" using ($1+tz_secs):($2) with dots title "vani" lt rgb "#00cc00 " \
+,"/dev/shm/rtl_433-kutija-humidity" using ($1+tz_secs):($2) with dots title "kutija" lt rgb "#0088cc " \
+,"/dev/shm/boiler.d" using ($1+tz_secs):($2 > 0 ? 48 : 2) axes x1y2 with dots title "boiler on/off" lt rgb "#000000"
+
+if ( exists("lines") && lines == 1 ) {
+plot \
+ "/dev/shm/DHT22-humidity" using ($1+tz_secs):($2 > min_h && $2 < max_h ? $2 : '') with lines title "DHT22 unutra" lt rgb "#ff00ff" \
+,"/dev/shm/rtl_433-kuhinja-humidity" using ($1+tz_secs):($2) with lines title "kuhunja" lt rgb "#ff8844" \
+,"/dev/shm/rtl_433-kupaona-humidity" using ($1+tz_secs):($2) with lines title "kupaona" lt rgb "#8888ff" \
+,"/dev/shm/rtl_433-vani-humidity" using ($1+tz_secs):($2) with lines title "vani" lt rgb "#00cc00 " \
+,"/dev/shm/rtl_433-kutija-humidity" using ($1+tz_secs):($2) with lines title "kutija" lt rgb "#0088cc "