Retro-reflective sensor; Operating voltage [V] : 10…30 DC; Protection class : III; Reverse polarity protection : yes; Type of light : red light; Electrical design : PNP; Output function : dark-on mode; Max. voltage drop switching output DC [V] : 2.5; Permanent current rating of switching output DC [mA] : 200; Switching frequency DC [Hz] : 1000; Short-circuit protection : yes; Type of short-circuit protection : pulsed; Overload protection : yes; Range referred to prismatic reflector [m] : 1.8; (Prismatic reflector Ø 80 E20005); Range adjustable : no; Max. light spot diameter [mm] : 64; Light spot dimensions refer to : at maximum range; Polarisation filter available : yes; Ambient temperature [°C] : -25…60; Housing : rectangular; Materials : ABS; SEPS; Lens material : PMMA; Lens alignment : side lens