RTR500BC for Windows (US)

Software for carrying out settings and managing data for the RTR500BC and RTR-500.


Software for carrying out settings and managing data for the RTR500BC and RTR-500.
Note: “RTR-500 for Windows” was renamed to “RTR500BC for Windows” to add support for the new model.

Compatible Products RTR500BC, RTR-500
Version Ver. 2.20 (US) (August 24, 2023)
File Name app-rtr500bcwin-220-us.exe (US)
File Size 148 MB (US)
Operating Environment Compatible OS *1
Microsoft Windows 11 64bit English
Microsoft Windows 10 32/64bit English
The Microsoft .NET Framework 4.8 is required.
Copyright T&D Corporation
Replication Copying to another media is expressly forbidden
*1: For installation, it is necessary to have Administrator (Computer Administrator) rights.

Important Notes

  • Please also update the firmware of your Base Unit if it is not the latest version.
  • This software is for FCC type (US) only, and cannot be used with the CE type (EU) products.
  • Click here to CE type (EU) products.

Installation Procedure

  1. Double-click the update package to extract it to your hard drive.
  2. Follow instructions in Set up Program.
  3. RTR500BC for Windows will automatically be installed on the Hard Disk.

Revision History

Ver. 2.20 August 24, 2023

    RTR500BC Settings Utility

  • When deleting a registered Remote Unit or Repeater from the Base Unit, the Remote Unit or Repeater is now initialized automatically.
  • Fixed a problem that occurred when you attempt to start recording on a pulse logger (RTR505B or RTR-505 with pulse input module) which has been set to monitor for warnings. The recording started even with an unacceptable combination of Recording Interval and Warning Judgment Time settings.
  • Added a warning message that appears when you attempt to start recording from the Remote Unit Settings menu, indicating that recorded data will be deleted from the Remote Unit by starting a new recording session.
  • Added a warning message that appears when you attempt to change the recording interval from the Remote Unit's Properties window, indicating that all recorded data will be deleted by applying the change.
  • Changed the spelling from "judgement" to "judgment" for Warning Judgment Time in Warning Settings.

  • RTR500BC Data Viewer

  • File format options for saving the downloaded recorded data has been changed from the model name display (e.g."RTR-576 Data Files") to the data type display (e.g."CO2 Recorder Files").
  • Changed the notation of "RTR500BC Serial Number" to "Base Unit Serial Number" in the [Item] list on the main screen.
  • Fixed a problem that occurred when downloading recorded data (.trx) file via optical communication from a Remote Unit that is not registered or has been initialized, where unnecessary setting values were output.
  • Changed the timing for indication of a Remote Unit’s low battery warning in the RTR500BC Data Viewer (made it a little earlier).
  • Fixed a problem where the model name of the Base Unit was always displayed as "RTR500BC" in the current readings (.xml) file regardless of the model used.
  • Common

  • Updated the User’s Manual and Help file.

Ver. 2.05 October 31, 2022

  • Made the following changes to the email function:
    - Added TLS1.2 support for warning email encryption.
    - POP before SMTP is no longer supported.
    - When warning mail transmission fails, retry is now performed for "Warning Recipients 1-4" instead of "Recipient 1" only.
  • Changed the version of Microsoft .NET Framework from version 3.5 (SP1) to version 4.8.
  • Fixed a problem that occurred when opening T&D Graph after downloading data via RTR500BC Data Viewer, where the graph was not displayed.
  • Changed the Data Viewer icon displayed in the task tray.

Ver. 2.04 July 11, 2022

  • Fixed the following problems in the Current Readings (XML) file that is created when monitoring pulse measurements (RTR505B-P/RTR-505-P):
    - A problem in which the time stamp of Ch2 cumulative data was not displayed correctly. (The timestamp was the time when the data was downloaded.)
    - A problem in which the scale conversion equation info of Ch1 was incorrectly used for Ch2.
  • Fixed a problem in the Recorded Data (XML) file that is created when downloading pulse data from the RTR505B-P or RTR-505-P, where the scale conversion info for Ch2 was omitted.

Ver. 2.03 July 12, 2021

  • Fixed a problem that occurred when recording was started on the RTR500B Series Remote Unit that has been set to enable Auto-Download, where some data was missing in the first download.
  • Changed the following menu name in the RTR500BC Settings Utility (before → after).
    ■ [Current Readings / Warning Settings] Screen:
    Recipient Folder → Destination Folder

Ver. 2.02 January 22, 2021

  • Fixed a problem where the RTR-500 could not be registered as a Repeater.
  • Bluetooth is now automatically turned ON when initializing the RTR500BC, and turned OFF when registering the RTR500BC as a Repeater.
  • Changed some menu and setting names in the RTR500BC Data Viewer (before → after).
    ■ Base Unit information Screen (top page):
    Monitoring Send / Save Interval → Transmission Interval for Current Readings Data
    Transmission Method for Monitoring Data → Transmission Method for Current Readings Data
    Storage Folder for Monitoring Data File → Storage Folder for Current Readings Data
    Enable Auto-Download → Auto-Download of Recorded Data
    Transmission Method for Downloaded Data → Transmission Method for Recorded Data
    Storage Folder for Download Data → Storage Folder for Recorded Data
    ■ Settings Menu:
    Pause Patrolling → Pause Polling
  • Updated the Help file.

Ver. 2.01 December 7, 2020

  • The software is now only available in English.
  • The software name has been changed from "RTR-500 for Windows" to "RTR500BC for Widows" to add support for the RTR500BC and RTR500B series loggers.
  • The included applications "Temperature/Humidity Graph" and "Multi-Scale Graph" have been changed to "T&D Graph".
  • Fixed a problem where current readings files were not saved correctly when their transmission was set to OFF.
  • When there is a data logger in warning state, a warning log is now added to the log list only one time even if you close and reopen the software.
  • Fixed a problem that occurred when enabling Monitoring of Current Readings for more than 100 logggers being registered, where "RTR500BC Data Viewer" could not open.

Ver. 1.59April 22, 2019

  • Fixed a problem that occurred when registering a Repeater, where you can set the group name that exceeds the maximum number of characters (8 characters).
  • Updated the USB driver.

Ver. 1.58December 14, 2018

  • Increased the character limit for FTP password.
  • Updated the USB driver.

Ver. 1.57May 01, 2018

  • Fixed a problem that caused the registration or initialization of the Repeater to fail.

Ver. 1.56April 10, 2018

  • Fixed a problem that occurred when making [Monitoring / Warning Settings] after the initial installation, where “Monitoring Current Readings” could not be set to ON while “Warning Monitoring” was OFF.

Ver. 1.55March 20, 2018

  • Fixed a problem that occurred when after auto-sending of recorded data failed, the retransmission of the data at the next schedule did not occur as expected.
  • In the [Monitoring / Warning Settings] menu, it is now possible to turn off warning transmission by email.
  • A change has been made to enable selection of the conditions for warning transmission.

Ver. 1.54September 15, 2017

  • Fixed a problem that occurred when recording was started on the Remote Unit that has been set to enable Auto-Download, where sometimes not all of the expected data was downloaded at the next scheduled time.

Ver. 1.53October 22, 2014

  • The Properties display for the "Auto Calibration" function in RTR-576 was changed.
  • A problem was fixed where a Current Readings Monitoring Window would sometimes not be displayed.

Ver. 1.52April 26, 2013

  • Applications are now started through an application launcher.

Ver. 1.51December 17, 2012

  • Revised to make compatible with Windows 8.

Ver. 1.50October 16, 2012

  • Made compatible with the RTR-507 and RTR-576.
  • Added the audible alarm function by which users may be notified by an alarm sound when a warning occurs.
  • Updated the [Monitoring/Warning Settings] menu, where the monitoring interval, sending interval, and warning monitoring interval can now be set from one minute and up.

Ver. 1.32February 28, 2012

  • Fixed a problem that occurred when using the "Selection of Remote Units" window from [Settings]-[Settings for Monitoring Current Readings]-[Selection of Remote Units for Display]. If the Remote Unit list were too long to fit into the display area (i.e. when a scroll bar appears), clicking the [OK] or [Select All] buttons would only apply to the Remote Units that were visible on the screen, and not to the units hidden from view.

Ver. 1.31December 16, 2011

  • Revised to include support for the High Precision Temperature/Humidity Sensor "HHA-3151".
  • Revised to include support for the RTR-574-H.

Ver. 1.30July 01, 2011

  • Support has been added for RTR-505.
  • Removed "Adjustment Tools" which has now become a separate program.

Ver. 1.20January 26, 2011

  • A function was added to allow the User to select whether or not to attach an XML file when sending Current Readings via e-mail.

User Agreement


  1. Although T&D Corporation has carried out operational tests on RTR500BC for Windows (US), 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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