Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Background Cutoff; Cutoff - 4 in (100mm) Cutoff (adjustable); Voltage Range - 10-30VDC; Output Configuration - PNP; Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction Style - Compact, Rectangular; Sensing Position - Side; Optimum Range - 0.04-4" (1-100mm); Response Time - 2.5ms; Beam Type - Visible Red; Material - ABS; Enclosure Rating NEMA - NEMA 6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 55degC (-4 to 131degF)