Power Roller Accumulation Conveyor Guide | Industrial Kinetics
07/09/2017 · This motor can be an external drive as well as a motor within the roller as is the case with a motorized roller conveyor line. The sensor most often used is a photoelectric sensor. Photoelectric sensors use light to detect the presence of objects. These sensors emit and receive light at certain wavelengths. Another type of sensor that offers cost savings is the sensor .