AVR-Chat

I think I may have an idea. a pressure sensor at the top of the tank and a rod extending down into the tank with a plastic ball fixed at the end. the higher the water level the more force on the sensor.

Brian

--- In AVR-Chat@yahoogroups.com, Muhammad Amiruddin <amiruddin.muhammad@...> wrote:
>
> Dear all,
>  
> please help me,
>  
> i want make project for measuring the level of water on the tank that approximately 15 m high. what senssor that i should use ?
>  
> Is there any ultrasonic senssor wich can measure range until 15 m ?
>  
> rgds,
>  
> 4mir
>  
> 
> 
>       
> 
> [Non-text portions of this message have been removed]
>