Tag: sensor
Subfloor Ventilation Made Easy
A subfloor ventilation system is probably something that most people get installed, configured and then forget about. And in many cases that might be fine, but if you had the opportunity, wouldn’t it be better to take more control over such a system? I decided to do exactly that and control the ventilation system based…
Yet Another Vindriktning Modification Tale
IKEA is selling their air quality sensor VINDRIKTNING for some time now and it finally arrived here in Australia. I bought my own device a couple of months ago with the plan to modify and integrate it into Home Assistant. Some clever people have already done all the heavy lifting and there is a thread…
Breathe better with this Indoor Air Quality Sensor
Still holding your breath after building your outside air quality sensor? Well, here comes the sequel where you are going to learn how to build a really simple but powerful indoor air quality sensor and how to process and present the sensor readings in Home Assistant.
Smarter Swimming Pool 5: Under the Surface
My ESP8266 based device that is measuring water temperature, water level and liquid chlorine level is happily running for quite some time now. However, the eco-system around Home Assistant and ESP has evolved, and I just wanted to quickly share how that has changed the setup of my smart swimming pool.
Hold your Breath for this Air Quality Sensor
Recently I discovered the luftdaten.info project that provides a simple blueprint for measuring particulate matter, and in this post I am sharing how I built and set up my own device and integrated it into Home Assistant.
Smarter Swimming Pool 4: Liquid Chlorine Level
My pool requires a regular influx of liquid chlorine that is stored in a large drum next to the automated chlorinator. Every couple of weeks I have to replenish that drum, otherwise the chlorine concentration in the pool water gets too low, and algae starts growing resulting in green-ish pool water. Needless to say, this…
Smarter Swimming Pool 3: Water Level
Water disappears from an outdoor swimming pool over time – naturally through evaporation or through a small leak in a pipe that is hard to detect. To some degree rain helps to balance the pool water level, but sometimes you will have to top up manually. If your pool is constructed like mine, then if…
