Chapter 3. Internet-Connected Smart Water Meter

For many years and even now, water meter readings have been collected manually. To do this, a person has to visit the location where the water meter is installed. In this chapter, you will learn how to make a smart water meter with an LCD screen that has the ability to connect to the internet and serve meter readings to the consumer through the Internet.

In this chapter, you shall do the following:

• Learn about water flow sensors and its basic operation

• Learn how to mount and plumb a water flow meter on and into the pipeline

• Read and count the water flow sensor pulses

• Calculate the water flow rate and volume

• Learn about LCD displays and connecting with Arduino

• Convert a water flow meter to a simple web server and serve meter readings through the Internet