Measuring the usage of domestic utilities such as water, gas or electricity usually boils down to measuring a repetitive pulse signal with respect to time. To make things easy, most modern utility ...

This is the basic Gunson CO tester. The 12-volt connections power the unit while the pulse pump draws exhaust gas into the analyzer. The unit is designed to measure CO exhaust percentages. Those ...

This ultrasonic meter from Spire may appear on the outside of your home. The company is gradually replacing older “diaphragm” style meters with these new meters, which measure gas flow more frequently ...