Banner Engineering, DS186EQ5, Photoelectric Sensor, Series: DS18, Rectangle Shape, Opposed Sensing Method, 20000 mm Sensing, Infrared LED Sensing Beam, 10 to 30 VDC, Cable Connection, 59.9 mm H x 31.1 mm W x 15 mm L Size, NEMA 6/IP67 Enclosure, -20 to 70 deg C Operating, M18 Mounting, Environmental Conditions: 90% at 50 deg C Relative Humidity