Tropical Aquarium

Measuring House Power Consumption

Highlights

MySensors actuator for Light Control.
Light Off/On automation controlled by OpenHAB
Aquarium Temperature sensor (DS18b20 Stainless Steel, Waterproof)
Powered by 5v phone charger
Alerts on High/Low temperatures

Completed board with 5V Arduino (for driving the relay) and 3.3v regulator for the radio

240V relay securely in a plastic case, inline with the light-hoods power cable. This part of the circuit is isolated from the Arduino board and only connects back to that via the white, low voltage cable.

Waterproof temperature sensor secured at the bottom of the filter inlet pipe

Temperature is the stable red line across the top

Last modified April 10, 2023: more content (59f5057)