Posted in green hacks Tagged alarm ... Sunday, June 16th, 2013 →. 34 thoughts on “ Water Tank Level Meter Prevents Overflow ... Not really clear the details of the community’s water system ...

Here is another interesting hobby circuit built around the popular and inexpensive 555 IC. It is nothing but a water sensor, which you can be configured as a rain alarm, water tank overflow alarm, ...

Frozen pressure switch, faulty alarm causes water tank overflow off Buena Vista Road BY TIM CHITWOOD - [email protected] Updated January 12, 2010 5:00 PM ...