Automatic operation of water pump at irrigation field
#-Link-Snipped-# - Making the irrigation system automatic
We can automate the process of switching on or off the water pump which supplies water to the irrigation plant.#-Link-Snipped-#
Two stiff metallic rods are inserted into the field at a distance. There rods are connected to control unit. The output of this unit is fed to 8051 series micro-controller via an operational amplifier. Thus, micro-controller receives input signal of varying moisture condition of the soil through the sensing arrangement. Output of micro-controller sends signal to drive the relay which...