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T&D Discontinutes TR-81 Data Logger Models

T&D Corporation has discontinued its TR-81 temperature data logger models. However some residual stock is still available as of this writing. This announcement comes as T&D increases support for their next-generation TR-7wf Wireless LAN series of temperature and humidity loggers. Now CAS DataLoggers provides T&D’s newest Wireless and Wired Data Loggers for monitoring Temperature, Humidity, Current/Voltage and more. Call our Applications Engineers at (800) 956-4437 today and save!

T&D: #1 in Reliability!

As Japan’s #1 manufacturer of temperature and humidity data loggers, T&D offers unparalleled reliability at a low price. T&D’s product line includes compact, waterproof temperature loggers for harsh environments; temperature/humidity/voltage data loggers; temperature and humidity loggers with USB or Ethernet interfaces; high-accuracy temperature recorders; and micro web servers.

Wireless Temperature and Humidity Data Loggers

T&D TR-71wf Temperature Data LoggerT&D WiFi data loggers offer users both convenience and dependability. T&D’s new TR7wf Wireless LAN Series are 2-channel thermo recorders with wireless communication and the ability to upload data automatically to T&D’s FREE cloud storage service. In Access Point mode, users can view recorded data directly from their smartphones and tablets without a network.

Another bestselling option is T&D’s RTR-500 Series Wireless data loggers which automatically send data and user-set alarms via cellular phone networks. These data loggers are especially popular with Food & Beverage users for their ability to send a ‘Back to Normal’ alarm as soon as temperatures go back to safe levels. Often this can save you an unnecessary trip!

Wired Data Loggers

If you want a wired solution, the TR-7nw Wired LAN Series record temperature and humidity on 2 channels with a Wired LAN connection and the ability to upload data automatically to the free T&D Cloud Webstorage service. As above, users can view recorded data directly from their mobile devices.

Free Cloud Data Storage!

As a real rarity in the industry, T&D provides its customers with FREE cloud data storage! By using the T&D WebStorage Service, you can access stored data and receive alarms anytime from the cloud from your PC and mobile device! Simply connect the data logger to the Internet with a LAN cable, and it automatically (in the LAN environment where DHCP can be used) starts uploading recorded data to the cloud service. This provides you with a remote access solution without the need for any extra work.


CAS DataLoggers is a major distributor of data loggers, data acquisition equipment and paperless chart recorders. We sell directly to end users and also maintain a network of distributors and resellers throughout America.

We have the most comprehensive selection of data logging equipment available anywhere. At CAS DataLoggers we offer hundreds of different models from over 16 manufacturers to satisfy data recording applications in every industry.


Every day our Applications Specialists provide data loggers for projects in all scopes and fields. Using archival and documentation capabilities, data loggers enable you to prove regulatory compliance regarding product quality, vaccine monitoring, energy audits, and electronic documentation standards.

CAS DataLoggers products are used in a wide variety of applications such as Food & Beverage, Pharmaceutical manufacturing and storage, Process monitoring, and more. At CAS DataLoggers, we’re a longtime T&D distributor–we know these products and so we provide our customers with FREE technical support on all of our products.