TR72A Wi-Fi / Bluetooth Temp & Humidity Logger

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This logger uses your Wi-Fi or a Bluetooth connection to send temperature and humidity data to your phone, tablet or any web browser.

It can also be accessed with the included software through a direct USB connection to your a PC.

Simply connect the TR72A to your Wi-Fi network or the mobile app and it’s ready to start taking readings. There is no extra equipment necessary for operation and you can use a single logger or several hundred at the same location.

For automatic data uploads and easy access anywhere, anytime, just setup a Free account on T&D’s Cloud storage service. This service allows you to view alerts and current or past readings via any web browser and it can be accessed with your mobile device, PC or Mac.


  • USB, Wi-Fi or Bluetooth connections
  • Automatic Data Upload to the Cloud
  • Access to current and historical data at any time and with almost any device
  • Designed for Cloud storage (free service at
  • Warning notifications via E-mail, Software or Browser
  • LCD display shows measurements, battery life, etc.
  • Supplied with the THA-3001 temperature/humidity sensor, batteries, USB cable and manuals


  • Channels:  (1) Temperature and (1) Humidity (External)
  • Ranges:
    • 32°F to 131°F (0°C to 55°C)
    • 10% to 95% RH
  • Accuracy:
    • ±0.9°F (0.5°C)
    • ±5% RH
  • Capacity:  8,000 data sets
  • Interval:  1 sec. to 60 min.
  • Interface:  Bluetooth | USB | Wireless LAN (Wi-Fi)
  • Power:  (2) AA Batteries, AC Adapter, PoE
  • Environment:
    • 14°F to 140°F (-10°C to 60°C)
    • 90% RH or less (no condensation)
  • Dimensions:  2.3” x 3.1” x 1.0 “ (58 mm × 78 mm × 26 mm)


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