The DATALOGIC S5N-PA-5-B01-PP is an M18 barrel-shaped photoelectric sensor from the S5N series, featuring a sensing range of 0.1-4 meters. It comes with a standard plastic housing, LED indicator, and axial optic design. The sensor utilizes a polarized retroreflective method with PNP output and NO/NC switching capability. Equipped with an M12 connector, this model (952001021) replaces previous versions 952001020 and S50-PA-5-B01-PP.