CO2 Recorder for Windows

"CO2 Recorder for Windows" is software designed to be used with our CO2 Recorder, TR-76Ui.


"CO2 Recorder for Windows" is software designed to be used with our CO2 Recorder, TR-76Ui.

Compatible ProductsTR-76Ui/76Ui-S, TR-76Ui-H
VersionVer. 1.09 (January 07, 2022)
File Nameapp_tr76uiwin-109-eng.exe
File Size24.4 MB
Operating EnvironmentCompatible OS *1
Microsoft Windows 11 64bit English
Microsoft Windows 10 32/64bit English
CopyrightT&D Corporation
ReplicationCopying to another media is expressly forbidden
*1: For installation, it is necessary to have Administrator (Computer Administrator) rights.

Installation Procedure

  1. Double-click the update package to extract it to your hard drive.
  2. Follow instructions in Set up Program.
  3. Program will automatically be installed on the Hard Disk.

Revision History

Ver. 1.09 January 07, 2022

  • Updated the “Check for Updates” Tool. (Changed the processing method when an error occurs during the analysis of the received info.)

Ver. 1.08 October 18, 2021

  • Changed the Atmospheric Pressure Correction setting so that the pressure (hPa) values outside the valid range cannot be set.
  • Added the Microsoft Visual C++ 2010 SP1 Redistributable Package to the software installer.
  • Changed some of the text descriptions on the software as follows: (before → after)
    [Device Properties] Box: Adjusted Yes/No → Adjustment ON/OFF
    [Download Recorded Data] Window: Device Type → Model Name
    [Download Range]: From XX hour(s) before → Latest XX hour(s)
    [Start Recording] Window: One-time → One Time

Ver. 1.07 November 13, 2020

  • Fixed a problem that could cause an error when adjusting the CO2 value using the Adjustment Function.

Ver. 1.06 September 25, 2019

  • Fixed an issue where CO2 Recorder for Windows did not run in the foreground when the TR-76Ui was connected to a PC and the software opened automatically.
  • Updated the USB driver.
  • Fixed a problem that caused the sum of CO2 to be shown as \"-----\" when printing graphs in Multi-Scale Graph.

Ver. 1.05 June 12, 2018

  • The standard software used to view graph has been changed from "Multi-Scale Graph" to "T&D Graph".

Ver. 1.04 June 27, 2016

  • Fixed a problem that occurred when using a high precision sensor, where the humidity was not displayed properly in the [Monitor Current Readings] window.

Ver. 1.03 October 01, 2014

  • The display of the Auto Calibration Settings window was changed.

Ver. 1.02 March 21, 2013

  • The following items have been added to the Help menu.[Help for Unit Recognition Failure] and [Support]

Ver. 1.01 November 01, 2012

  • Revised to make compatible with Windows 8.

Ver. 1.00 October 09, 2012

  • First release

User Agreement


  1. Although T&D Corporation has carried out operational tests on CO2 Recorder for Windows, hereafter referred to as "the software", we cannot guarantee that all operations will work properly under all conditions.
  2. T&D Corporation shall not accept any responsibility for any damage whether direct or indirect that results from the usage of the software.
  3. Specifications of the software may be subject to change and service may be terminated without advance notice to the user. In such a case T&D Corporation shall not be responsible for any damages whether direct or indirect from the inability to use the software.
  4. T&D Corporation has no obligation to correct any defects found in the software.


  1. All copyrights for the software, including all of the programs and all related documents, are the sole property of T&D Corporation.
  2. The software is for use free of charge. Redistribution is permitted as long as it is to others for non-profit. In this case, all terms and conditions as written in the above disclaimers automatically transfer and hold true and valid for the party to which the program was redistributed. Please note that if you wish to commercially redistribute the program please contact your local distributor or T&D representative.
  3. The reprinting or redistribution for commercial purposes whether in part or in whole, in magazines or as a part of any product is strictly forbidden without the expressed consent of T&D Corporation. Any inquiries concerning commercial redistribution should be directed to the Sales Department of T&D Corporation.
  4. Please do not attempt to make any changes or modifications to the software.
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