sump alarm

An alarm that sounds when my sump pump loses power.

Sump pump alarm Mark II

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  • Sump pump alarm 2 3.9 V Zener (D1) instead of 5.1 V. This gives ~5.1 V to the PIC with a fresh battery. The PIC is rated down to about 3 V at the 4 MHz clock frequency used, so this keeps it running at least until the battery drops to 6.9 V, instead of cutting out at around 8.1 V. Depending on the discharge curve of a particular battery in this application, that could add some extra alarm time.

Sump pump connection

binära optioner online was that I could theoretically hear it from bed. opzioni binarie trading It turns out that I can not only hear it from bed, I can hear it from bed while the train that woke me up is still passing through and the life companion is snoring. At almost exactly two AM. So that’s good to know. I would have been OK if that theory had never been confirmed, though. cambi forex tempo reale And as I stumbled into my clothes and outside to the basement door, trying to avoid opening my eyes at all, I remembered Candace asking whether I really wanted a gadget that would etica opzioniebinaria read more...

Sump pump victory!

Sump pump alarm - beauty shot

Sump pump alarm - beauty shot

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