Position, Proximity, Speed (Modules)
Position, Proximity, and Speed Module sensors are used to detect the presence, absence, or motion of an object and respond to the presence, absence, or motion of a magnetic field. Operates with either a north or south pole depending on the device. The type of modules include ball switch, bipolar switch, hall effect, logic magnetic pickup, omnipolar, potentiometer, reed switch, unipolar switch, and VRS.