Rain sensor
Switching device activated by rainfall
Nº Q2137517 ★★★
Rare · Knowledge
Rain sensor
Switching device activated by rainfall
A rain sensor or rain switch is a switching device activated by rainfall. There are two main applications for rain sensors. The first is a water conservation device connected to an automatic irrigation system that causes the system to shut down in the event of rainfall.
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From Wikipedia
A rain sensor or rain switch is a switching device activated by rainfall. There are two main applications for rain sensors. The first is a water conservation device connected to an automatic irrigation system that causes the system to shut down in the event of rainfall. The second is a device used to protect the interior of an automobile from rain and to support the automatic mode of windscreen wipers.
Text: Wikipédia, CC BY-SA 4.0. · Image: Joegoodfriend (CC BY-SA 4.0) ·
