Yokogawa Right Angle Scattered Light Turbidity Detector TB820D Features TB820D - Reliable right angle scattered light method - Long life of 3 years by LED light source. - High sensitivity, High precision Realized good linearity, repeatability Display resolution: 0.001 NTU - Measuring range: 0-0.2 NTU to 0-500/700 NTU - Adopt wide range measurement conditions; Low flow rate (0.05 to 20 L/min), High pressure (500 kPa or less), Sample temperature (0 to 50°C) - Improved wash system for less maintenance No need to adjust optical axis, reducing maintenance time down to 1/3 of conventional meter Easy cleaning cell structure Contamination-resistant, long-stability variable cleaning options: Ultrasonic cleaning, Automatic flashcleaning, Automatic Zero calibration