The ChemScan UV-2250/NoP Analyzer provides operators with timely process chemistry measurements. The analyzer provides data to ensure proper control of nutrient treatment processes. This reduces the need for frequent manual sampling or laboratory analysis while producing the best water quality. The ChemScan UV-2250/NoP is equipped with a Graphic User Interface built to handle the challenges of a municipal/industrial environment. The display simplifies navigation making the analyzer user friendly. Large display numbers allow the operator to view the current parameter values at a glance. Maintenance and trouble shooting videos can be accessed and viewed on the display.