The WFL2-60B416 is a photoelectric sensor manufactured by Sick. It features type range of 2mm, PNP/NPN logic type, and Dark-On/Light-On outputs. This sensor can detect changes in an object's presence, absence, size, shape and movement in both direct and diffuse reflection operation modes. The set limit value can be easily adjusted via a potentiometer. It offers high immunity to disturbing light, features reverse polarity protection and is designed for explosion hazardous areas.