Home Assistant’s Config: Two Nasty Surprises to Be Aware of
Last year, I motorized the rolling shutters on the southern façade of my apartment. My idea was to manage them via Home Assistant. I had a couple of automations in mind:
- In the evening, roll down the shutters of my bedroom
- In the morning:
- If it's too hot outside, roll down all shutters
- If it's too cold outside, roll down all shutters
- In other cases, roll up all shutters but my bedroom's
Living in France, I added the official Météo France integration. The integration provides different measurements, including air temperature for my city. Here's the historical data. As you can see, it was pretty hot.
I could have used the temperature directly in the automation, but I wanted to define boolean sensors for "too hot" and "too cold" so I could reuse them across different automations. I defined two custom sensors:
template: - binary_sensor: - name: "Hot outside" unique_id:...
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