Review LHT65N LoraWAN Temperature and Relative Humidity Sensor (Dragino)

As a programmer focused on IoT solutions that require low power consumption and long-range communication, the Dragino LHT65N stands out as an ideal choice. This device is specifically designed for temperature and humidity monitoring using LoRaWAN networks, making it a versatile tool for automation projects in industrial, agricultural, or even urban settings. With robust features, it seamlessly integrates into large-scale sensor networks while maintaining low power usage and long operational life.

Features

  1. LoRaWAN v1.0.3 Class A Protocol: Fully compatible with standard LoRaWAN gateways, enabling easy deployment in any LoRaWAN-based network.
  2. Built-in Temperature and Humidity Sensor: The device includes high-precision sensors to capture accurate data and also provides an external sensor port, allowing you to expand its measurement capabilities.
  3. Long Battery Life: Powered by a 2400mAh battery, the LHT65N can last up to 10 years, depending on the data transmission frequency, significantly reducing the need for maintenance.
  4. Data Logging: In the event of network disconnection, the device stores data locally and transmits it once the connection is re-established, ensuring no loss of data.
  5. Global Frequency Bands: Supports multiple frequency bands such as CN470, EU433, KR920, US915, EU868, AS923, and AU915, making it adaptable for different regions.
  6. Tri-color LED: A simple yet effective way to monitor the device’s status, providing visual feedback on operational states without needing external tools.

Functionalities

The LHT65N excels not only in capturing temperature and humidity data but also in its flexibility. Programmers can configure it via AT commands and remotely adjust parameters using LoRaWAN downlink, making it an ideal solution for large-scale deployments where multiple sensors need to be managed efficiently. The device’s firmware is upgradable, which ensures that it can evolve with new features or updates as needed.

One standout feature is its ability to store data when out of network coverage, which is crucial in rural or remote areas with unreliable connectivity. This ensures that no sensor reading is lost, even when temporarily disconnected from the network.

Conclusion

The Dragino LHT65N is a comprehensive solution for IoT temperature and humidity monitoring. Its low power consumption, data logging capabilities, and easy integration with LoRaWAN networks make it the perfect tool for programmers aiming to implement robust, low-maintenance systems in industrial or agricultural projects. Its external sensor capability and remote configuration options make it a scalable and versatile solution for a wide range of applications.

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