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Reading Rigol DP800 Record (*.ROF) Files with Excel Date: 07.17.2015 Solution: The Rigol DP800 series of power supplies have the option to data log the output voltage and current using the Record feature. This application note covers how to convert the binary file format native to the...
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3) Enable the record feature by pressing the (…) button on the front panel - Set the time per sample to record by pressing Period and use the keypad or wheel to increment the time Page 2...
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- Select the destination by pressing Det > Select Browser to highlight the external USB (D:) drive - Press Browser to enter the D: > Press Save and input the file name Page 3...
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- Press OK when finished entering the filename 4) Enable the Recording by pressing SwitchOff. It will turn to SwitchOn when recording is active. NOTE: The instrument is collecting data as soon as the Recording is enabled. 5) Enable the outputs or run the output profile using the Timer function Page 4...
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6) Once the test is completed, press (…), and disable the Recorder. As soon as it is disabled, the Record mode will ask if you wish to save the data. Press OK to save. 7) In this experiment, I had the following static output values for the duration of the test: CH1V = 2.00V CH1A = 0.02A...
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8) Remove the USB stick and insert it into a computer. If you open the *ROF file (res1.ROF is use d in this example) you will see the binary values: 9) Open the ROF file using hex to decimal conversion software. In this example, I am using HxD, as shareware program from http://mh- exus.de/en/hxd/...
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15) Now, open the ReadDPROF.xlsx workbook and select the RawDataFile Tab (at the bottom): Page...
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16) Select Data: Import Text, set file type to ALL, select the *RTF file (this is the rich text conversion file from the HxD program) 17) Select Delimited and Next Page...
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18) Deselect Tab, select Space , and Finish 19) Select Cell A1 for import and press OK 20) Now, the formatted data will be transferred to the Excel Sheet Page...
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21) Click on the Calculations tab to see the reformatted data The raw data format (*ROF) returns the record period, number of record steps, the Voltage, and Current of all channels. The calculations tab of the Excel sheet is designed for use with the three channel DP800s and is only formatted for the first four data points.
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Each data point in the *ROF file is 4 bytes long. To calculate the actual decimal value, the sheet: - Reorders the bytes (AA BB CC DD to DD CC BB AA) using the Excel MID function - Concatenates the bytes using the CONCATENATE Excel function - Converts hex to decimal using the Excel HEX2DEC function - Divides the decimal conversion by 10,000.
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Headquarters RIGOL TECHNOLOGIES, INC. No.156,Cai He Village, Sha He Town, Chang Ping District, Beijing, 102206 P.R.China Tel:+86-10-80706688 Fax:+86-10-80705070 Email: support@rigol.com RIGOL TECHNOLOGIES,USA INC. 102000 SW Allen Blvd, Suite C Beaverton OR 97005, USA Toll free: 877-4-RIGOL-1 Office: (440) 232-4488 Fax: (216)-754-8107 Email: info@rigol.com...
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