temperature data-logger / relative humidity / Bluetooth / with LED display



  • Measured quantity:

    temperature, relative humidity

  • Connector type:


  • Display:

    with LED display

  • Applications:

    for food applications, storage, for pharmaceutical products, for logistics, for cold chain monitoring, for freezers, medical

  • Other characteristics:

    programmable, battery-powered, high-accuracy, cost-effective, high-resolution

  • Memory capacity:

    12,000 unit


Product Description:
This wireless solution uses Bluetooth Low Energy data loggers to provide continuous visibility of temperature and humidity during transportation of perishable produce in refrigerated vans, trucks and containers. It's ideal for delivery routes, intercompany transfers, couriers and home delivery services, and can also be configured for facility monitoring.

The Bluetooth temperature and humidity data logger TZ-BT04B wirelessly transmit data and alerts to the smart phone located in the driver's cab. Graphs and PDF files are emailed directly from the mobile device. TZ-BT04B can transmit data to a mobile device from up to 55 meters away, which means that when a load arrives the temperature information is quickly retrieved without having to open the doors of a delivery vehicle to locate the device. Users can customize settings, such as name, storage interval, high/low alarm limits and so on.

Main features:
• High accuracy and stability
• Bluetooth 4.0 (Nordic Chip)
• Built-in highly sensitive temperature and humidity sensor
• Real-time display temperature and humidity
• LED light indicating for different status
• Can choose time to query data, eveiy time query of data, the stored data can be saved in histoiy

Technical Parameters:
Built in battery: CR2450, 550mAh /3V
Report interval: 2 seconds
Transmission distance: 55 meters in open area
Storage capacity: 12,000 readings
Battery life: 1.5 years (Depends on the mode ofoperation. Battery replaceable)
Operating temperature range: -25℃~ +60℃
Humidity detection range: 0~100%RH
Temperature accuracy: ±0.3℃
Humidity accuracy: ±3%RH