Color sensors detect the color of a surface . The sensors cast light (red, green, and blue LEDs) on the objects to be tested, calculate the chromaticity coordinates from the reflected radiation and compare them with previously stored reference colors. Specifications: Model Number: SICK KT5W-2N1116 Brand Name : SICK Usage: Color Code Sensor Theory : Optical sensor Output: Analog SENSOR Material: Tough, metal housing Sensing distance : 10 mm Sensing distance tolerance: ± 3 mm Light source: LED Wave length: 470 nm, 525 nm, 640 nm Type of light: Visible blue light, Visible green light, Visible red light Connect way: M12 plug can be rotated 90° Feature : Maximum detection reliability due to 3-color RGB LED technology Package Includes: 1 x SICK Color Marker Sensor KT5W-2N1116 LOT