Photoelectric Sensors (Thru-Beam, Block Style): Type - Photoelectric Thru-Beam Sensor; Voltage - 12-24V DC; Output Mode - Light Operate; Output Configuration - NPN; Connection Type - Cable; Connection Size - 5m (16.4ft); Construction Style - Rectangular; Beam Type - Visible Red; Sensing Range - standard - 500.0 mm (20.00 in); Material - PBT; Response Time - 1.0 ms; Indication Display - LED Output Indicator; Enclosure Rating IEC - IEC IP67; Sensing Position - Flat; Temperature Rating - -25 to 55 deg C (-13 to 131 deg F); Manufacturer Series - E3T Series