Ultrasonic Sensors (Thru-Beam, Block Style): Sensor Type - Photoelectric Plastic Fiber; Voltage - 10-30V DC; Output Mode - Light/Dark Operate; Output Configuration - NPN; Connection Type - Connector, 4-pin Pico Pigtail; Connection Size - M8x1; Construction Style - Rectangular, DIN Rail Mount; Light Source - Visible Red; Response Time - 200s; Material - ABS Case, Acrylic Cover; Indication Display - Bargraph LED, 7 Segment; Enclosure Rating NEMA - NEMA 4; Enclosure Rating IEC - IEC IP66; Temperature Rating - -20 to 70 deg C (-4 to 158 deg F); Manufacturer Series - D12 Series