Water Level Alarm
₹199 – ₹249
- Product Code: LGEC001
- Make in India
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This is a very basic circuit, describing the operatin of 555 timer as astable mode. The time during which the water tank is full, the trigger pin is connected with ground via low conducting water. As soon the water tanks goes empty, it becomes disconnected with ground and 555 timer starts working as astable mode. At the output a buzzer is there which gets triggered. All the components are circuit is standard as that of 555 timer in astable mode. There are large number of circuits inside a 555 timer and it is generally used in two modes of its operation – astable mode and monostable mode. The LED D1 is used here for indication purpose only, ie as soon the power becomes available to the circuit, the LED gets turned on.
Precaution: Don’t connect a power more than 12 volts at the input of the circuit, the circuit may get damaged.
- Dimensions (cm) LxWxH: 15 x 12 x 5
- Weight (gm): 150