Temperature of pool and solar panel + weather in Osek u Duchcova, Czech Republic

Fish tank system & water parameters

Temperature of My Room's Radiator (Location: Tehran-Iran)

Uses Raspberry Pi with Dallas DS18B20 sensors and BMP180 for pressure. Uses udp comms to Wemos D1 mini for switching relays for pump and pond heater. Monitors Koi pond temperature and shack (with water pipes in loft) sending email and ThingTweet update

Chicken coop controller. Freeze protection. Quarantine. Outside temp. Indoor temp. Watter temp. Web config. RTC3231. Manual, Lightsensor (Dusk-to-Dawn), Schledule (time), Sunrise-sunset (calculated)

Tinycontrol LAN Controller managing backup electric immersion heater. Plus data logging temperature! Idea is to log hot water use and heating - Settings heating schedules to save money based on these. Temp is taken approx 20inches below top of tank. 14

Using an ESP8266 ESP-01 module and an Arduino Pro Mini 3.3V I wirelessly update all outputs from my thermostat to here for data analysis and because it's cool. This requires a voltage divided rectifier since thermostats run at least 24 VAC RMS.

Temp of room with water heater, and boiler.

Test equipment

thermstce_ard_xx

Test für Sous Vide