Photoelectric Sensors (Background Rejection, Block Style): Type - Photoelectric Diffuse Reflective; Sensing Range - 18 in. (450mm); Voltage Range - 20-140VAC/DC; Output Mode - Dark Operate; Output Configuration - PNP-MOSFET; Connection Type - Cable; Connection Size - 9m (30 ft); Construction Style - Compact, Threaded Nose 18mm; Sensing Position - Side; Response Time - 16.6ms; Beam Type - Visible Red; Material - ABS; Enclosure Rating NEMA - NEMA 6; Enclosure Rating IEC - IEC IP67; Temperature Rating - -13° to +158°F (-25° to +70°C)