Uber Solar Water Heater, Complete High Pressure System 18 EVT 100 Litres Close Coupled Thermosiphon. Collector is facing South West at 7 deg slope to horz, with a slight tilt towards North West to aid the thermosiphon.
Melexis MLX90614 IR temp sensor, PIR Movment Sensor, BMP280, HTU21D, humidity
Measurement of the outside temperature at my house in Victoria Park Western Australia
ARD-Tech LMS Demo, IoT, ESP8266, MCP9808, I2C, Analogue, Digital, WiFi, WEB