Re: [PSUBS-MAILIST] Leak Alarm

["dino snider" <dinosnider666@hotmail.com>]

what about the  DIY zinc air battery? place it low, when no air - water 
instead - no current. flips light on. or just use light flashing on 
capacitor rest of time - when it stops, turn on sump pump.
--
you said
> Just a thought, but would a strategically placed spark plug work in line 
> with an indicator bulb?  Open circuit (no light) indicates no water in the 
> gap, closed circuit (red light?) means water is present.  You can get them 
> with a platinum electrode, easy to replace, and inexpensive...
>
> Stan

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