CLA-7000 series Free chlorine (DPD) Online
Free Chlorine (DPD) online automatic analyzer is mainly used for real-time monitoring of water plants, secondary water supply of pipe network, medical wastewater, kidney dialysis medical water, food and beverage water, swimming pools, circulating cooling water, enterprise discharge wastewater and other occasions.
The Free Chlorine (DPD) Online Automatic Analyzer is a cutting-edge online analytical instrument that utilizes photoelectric colorimetry for the precise detection of free chlorine disinfectants. It strictly adheres to the national standard for free chlorine measurement. This analyzer offers an array of noteworthy features, including a straightforward design, effortless maintenance, extended maintenance intervals, meticulously accurate test data, and exceptional stability. It is well-suited for a range of applications, including medical wastewater treatment, swimming pool water quality management, and pipe network water monitoring.
To further enhance its practicality, we have developed an advanced water sample supply system that streamlines instrument operation. This system has been refined through rigorous operational testing to ensure the online analyzer functions with unparalleled precision and dependability.
The Analyzer’s Measurement Principle:
Under slightly acidic conditions, free chlorine in water reacts with DPD reagent to produce red compounds. The resulting color intensity is measured at a specific wavelength using spectrophotometry. This measurement is then converted into a free chlorine value based on the observed absorbance.
