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intelligent irrigation system

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quin

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please help,,,



this is my proposed final year project study,
in this project just like a smart irrigation system, i will used a sensor,when a moisture sensor sense that water in not enough,,water will automatic flow in farm,because of lock of fund or money,,, im planning to do a miniture of it,,,

here's my problem,,
what sensor will i use?and what are the other parts of this system will i use????
 

Not an ordinary moisture sensor. You need a soil moisture sensor (and a microcontroller) like the following:-
HSSMS-71-1.jpg


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Simply insert this rugged sensor in the soil to be tested and the volumetric water content of soil as a percentage is given on the 0-5V output.

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Also see:-

**broken link removed**

see: http://www.vegetronix.com/Products/VG400/

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And see this
How to make a cheap soil moisture sensor http://www.cheapvegetablegardener.com/2009/03/how-to-make-cheap-soil-moisture-sensor.html

020%5B1%5D.jpg


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And this:-
IMG_4586_thumb.jpg


at : http://www.cheapvegetablegardener.com/2009/11/how-to-make-cheap-soil-moisture-sensor-2.html
 
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