Try here - http://vkwarehouse.blogspot.in/2012/03/diy-capacitive-liquid-sensor.html
Im not measuring a thin surface container , the water tanks has a very thick body , do you think the capacitive will work out there , Hardly
Try here - http://vkwarehouse.blogspot.in/2012/03/diy-capacitive-liquid-sensor.html
Im not measuring a thin surface container , the water tanks has a very thick body , do you think the capacitive will work out there , Hardly