Founded in 1854, O'Fallon's namesake comes from Colonel John O'Fallon who was a wealthy gentleman from St. Louis. In downtown O'Fallon, a Baltimore and Ohio Railroad railroad depot was built, which helped put O'Fallon on the map.
â¢ Transducers and sensors are physical devices that are used in electrical, electronic and many other types of gadgets and appliances. â¢ Transducers are used to convert one energy type into another while sensors measure energy levels and convert them into electrical signals that can be measured digitally.
Transducer converts the measurand into the desired output using the transduction principle.There are various types of sensors like temperature sensor, IR sensor, touch, sensor, motion detectors, biosensor, accelerometer and many more. There are certain features which have to be considered while choosing a sensor.