Water level indicator helps us to automate the water filling process. When the water is low in the container, the pump will be running and when the water is full the obstacle brick detects it and stops the pump.
Required bricks :
1.Power brick with battery
3.Motor brick with motor
4.Few connectors and one battery snapper
Required craft materials :
3.Double sided tape.
6.A small container
HOW TO MAKE IT?
Step 1: Make a stand using thermocol for holding the Obstacle brick,
Step 2: Connect the circuit as following ,
Step 3: Stick the Obstacle brick such a way that it faces the water. Use a screw driver to adjust the distance of detection in Obstacle brick.Place a container inside the structure.
Step 4: Connect a wheel to the motor , which will be an indication for pump.
Step 5: Switch on the Power brick and pour water inside the container. Observe that the Obstacle brick detecting the water and stopping the motor.