WDF File Access Library


This software offers API (Application Program Interface) for acquiring data from waveform data files (WDF) saved on the measurement instrument.


  • This software is the special library for waveform data files saved in WDF format.
    Please do not use for waveform data files saved on other measuring instruments.
  • Can not load waveform data files saved in WDF format of newer version than the software.
  • VisualStudio 2017 is required to use this software. Please install VisualStudio 2017 Redistributable Package, when VisualStudio 2017 is not installed in PC.

Here is available for a previous firmware version.



Please read Software Agreement carefully before downloading.


Release Date May 19, 2022
File Name WDFAPI_v6020.zip 6.74 MB


Type Software* Registration is required to download.


* Software Agreement
  • The property rights, proprietary rights, intellectual property rights, and all other rights associated with the software are held by Yokogawa Test & Measurement Corporation.
  • Under no circumstances is any dumping, reverse compiling, reverse assembly, reverse engineering, or any other kind of alteration or revision of this software allowed.
  • This software is offered free of charge, but no unlimited warranties are made against any defects whatsoever.
  • Also, Yokogawa may not be able to accept inquiries regarding repair of defects in or questions about this software.
  • The contents of this software are subject to change without prior notice as a result of continuing improvements to the software's performance and functions.
  • Yokogawa bears no liability for any problems that may occur during download or installation of this software.
  • Use of the Yokogawa Web site is at the user's own risk.
  • Any parties contributing to the creation or distribution of the contents on the Yokogawa Web site shall bear no responsibility whatsoever for any damages occurring as a result of the use of said contents.
  • Note that you must agree to the contents of “Software License” for the software that encloses or displays the “Software License” as the conditions of use.
  • This software product may contain open source software (hereafter referred to as OSS). License terms appropriate for each OSS component are applicable in place of the terms of this license. If there is a discrepancy between the terms of the OSS license and the terms of this license, the license terms of the corresponding OSS take precedence.

Downloading of the software indicates acceptance of the software agreement.

Related Products & Solutions

WDF File Access Library

  • WDF File Access Library - Waveform Data
  • Software offers API (Application Program Interface)
  • Acquiring data from waveform data files (WDF) saved on the measurement instrument