This series of laboratory grade, switching mode, programmable power supplies are ideal for repetitive test routines in R&D, Production, Product Evaluation and various applications. Information appearing on the large back-lit LCD makes the panel controls simple and easy to use in spite of it's sophisticated features. Because of the MCU (Micro-Controller Unit) and the related Software user re-calibration without opening the case is an added bonus. When used with a standard PC, the supplied user friendly Software and built in RS-232 Interface provides two way communication improving the functionality of these unit. Data logging with color graphic display in adjusting range Voltage, Current, Watts, and time periods are all valuable tools in data analysis. Please keep this manual in a safe place and contact the manufacturer for any special requirements in application Software or other features.