Intelligent AC Recorder mainly used in recording the nchanging trend of the current in the circuit. It is very easy to be used and can record the changing data and trend curve automatically which can be downloaded and saved into your PC for you to do the further study and analyze. ZDR AC Recorder has a strong software to download and analyze the data recorded in the data logger.It allows the recorder communicating with the PC under the standard Windows interface, setting the working status of the recorder and analyzing the data which downloaded into the PC. The main function of the software including：listing the data information and drawing the changing curve of the downloaded data under Windows interface, setting user name, calculating average and peak value, real-time value reading and data printing function. The data can be saved in EXCEL or WORD format in the PC.