Retroreflective photoelectric sensor, Light source: Pulsed red LED (wavelength 660 nm)., Nominal flow rate (Sn): 7.2 meters., Effective Range (Sb): 7 meters., Polarization Filter: Yes., Sensitivity adjustment: No., Light: Yellow LED (for alignment/dirty lens indication)., Exit: Generally PNP (verifiable based on the exact version, but common for this series)