Photoelectric Sensors (Fiber Optic, Block Style): Type - Photoelectric Thru-Beam Sensor Pair; Sensing Range - metric - 8m; Sensing Range - standard - 26 ft.; Voltage - 10-30VDC; Output Mode - Light/Dark Operate; Output Configuration - NPN; Connection Type - Connector, 4-pin Pico Pigtail; Connection Size - M8x1; Construction Style - Compact, Rectangular; Sensing Position - Side; Beam Type - Visible Red; Response Time - 1ms; Sensor Material - Thermoplastic Polyester; Enclosure Rating NEMA - NEMA 4X,6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 55degC (-4 to 131degF); Manufacturer Series - Q23 Series