Photoelectric Sensors (Thru-Beam, Block Style): Type - Photoelectric Plastic Fiber Sensor; Voltage - 10-30V DC; Output Mode - Light/Dark Operate; Output Configuration - NPN; Connection Type - Cable, 9 m (30 ft); Connection Size - 9m (30 ft); Construction Style - Rectangular, Bracket Mount; Beam Type - Visible Red; Material - ABS Case, Acrylic Cover; Response Time - 1ms; Indication Display - LED Output & Power Indicators; Enclosure Rating NEMA - NEMA 1,4X,12,13; Enclosure Rating IEC - IEC IP67; Temperature Rating - -20 to 55 deg C (-4 to 131 deg F); Manufacturer Series - QH23 Series