Any energy meter has a pulse output option. The pulse output could be optical — a blinking diod (flashing led) used for calibrating the unit or electrical (so called S0) pulse output. Blinking leds Any energy meter has, the flashing led. Next to the led typically you will see how many blinks…

There are many definitions about smart meters and in particularly smart water meters. Bellow are some of them: by Thames Water Smart water meters allow you to automatically track the amount of water you use, giving you greater visibility and control over your usage and water bill. by Sensus Meters…