WLB-TT Compact Bluetooth Temperature Sensor

Low-cost, cable-free temperature sensor with free monitoring and datalogging app available in the iOS App Store and Android Google Play store. An extremely fast and easy way to add live temperature monitoring and datalogging to your system.

Key features

  • Small size, max height 106mm
  • 1s transmission rate
  • Bluetooth transmission greater than 20m
  • Monitor & record temperature using the Watchlog iOS & Android apps
  • CR2032 battery powered
  • Typical battery life 12 months
  • Secure screw cap for quick & easy battery changing ±0.5%FS accuracy
  • Low-cost, cable-free temperature monitoring solution

Please download the datasheet on this page for technical information.

Watchlog Bluetooth App

The WLPB-TT supports iOS and Android Bluetooth apps. Once connected, the app can be used to display temperature values, start/stop logging, and export CSV test files. See more in our overview video.

Ordering codes

Order code Thread and probe Description
WLB-TT-0200-G1/4 G1/4" BSP male with ED seal
ø6x20mm long probe
Watchlog Bluetooth Temperature Sensor
-50°...200°C measuring range
CR2032 battery powered
WLB-TT-0200-G1/8 G1/8" BSP male with ED seal
ø4x10mm long probe
Watchlog Bluetooth Temperature Sensor
-50°...200°C measuring range
CR2032 battery powered

Mobile app downloads

Download the app from the iOS App Store below. The Android version will soon be available on the Google Play store, but until then, please download it directly using this link. Note that in order to install the download, you will need to set your device to allow installations from "unknown parties" in your security settings.

Download the Google Play version directly

Download from the Apple App Store
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