An oxygen sensor (O2 sensor) is an digital gadget that measures the focus of oxygen (O2) in a gasoline or liquid. It’s utilized in a wide range of purposes, together with automotive engine administration, industrial course of management, and medical diagnostics.
Oxygen sensors are sometimes fabricated from a ceramic materials that’s coated with a skinny layer of platinum or gold. When oxygen comes into contact with the sensor, it reacts with the platinum or gold and creates {an electrical} sign. The energy of {the electrical} sign is proportional to the focus of oxygen within the gasoline or liquid.