Products
View all T&D products.Find a logger that suits your measurement needs, your communication environment, and your purpose.
Browse MoreApplication Examples
If you are uncertain about which logger meets your situation; check out examples of how our loggers can be used.
Browse MoreUsage Reports
Select from categories below to view real-life reports about usage of T&D products.
Browse MorePurchasing
We have distributors in over 60 countries to help you with purchasing and offer product support. Find a distributor near you that speaks your language and understands your needs.
Browse MoreSoftware / Apps
Before downloading, please check compatibility, operating environment specifications, and applicable restrictions.
Browse MoreNews
Here you can find all the latest news and important notices about T&D, our products, including software and firmware updates.
Browse MoreSupport
Here you can find answers to FAQs, and downloads for User Manuals and Help. Please use the contact forms here for both general business inquiries and specific product inquiries when experiencing trouble.
Browse MoreAn update program for "RTR-500DC for Windows" has been released.
For customers using the software below, please download and install the following update program.
RTR-500DC for Windows : Versions 1.46(EU/US) or lower
