O5S51A - Ifm
Through-beam sensor transmitter; Operating voltage [V] : 10...30 DC;  (when used outside the hazardous area: 10...36); Protection class : III; Reverse polarity protection : yes; Type of light : red light; Transmitter / receiver : transmitter; Range [m] : < 25; Range adjustable : no; Max. light spot diameter [mm] : 625; Ambient temperature [°C] : -10...50; Note on ambient temperature : when used outside the hazardous area: -25...60 °C; Housing : rectangular; Materials : housing: PA; bezel: stainless steel; operator interface: TPU; Protective bracket: stainless steel; Lens material : PMMA; Lens alignment : side lens