@▷ Automatic watering a tree | Diagram for Schematic

Automatic watering a tree

A trees should be taken care of as well. This circuit allows for watering trees, can be done automatically.When soil moisture levels decrease, to values that are defined.(Which can be determined by the resistance of R1.) A relay RY1 starts.This relay can be used to control the alarm, or Open water valve for watering plants.The probe used is a large copper wire, or a metal rod with a length of about 120 mm.
On the end of each probe, attached to the insulation sheet, which is right size.(about 40 x 20 mm.) The probe should be straight and parallel bars, each separated by 15 mm. The VR1 to customize the sensitivity of the circuit.

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Electronic Control