User manual for the HAC NBt low-power smart meter reading system based on NB-IoT and Bluetooth technology.
The HAC NBt Meter Reading System is a comprehensive solution developed by Shenzhen Huao Tong Communication Technology Co., Ltd. based on NB-IoT and Bluetooth technologies. It is designed for low-power intelligent remote meter reading applications, suitable for water, gas, and power grid companies. The system includes a meter reading management platform, a mobile APP, and a terminal communication module, covering functions such as data collection, two-way communication, valve control, and near-end maintenance. This manual is written in Chinese.
| Operating Voltage | 3.1V - 4.0V |
|---|---|
| Operating Temperature Range | -20 to 70 ℃ |
| Storage Temperature | -40 to 80 ℃ |
| Standby Current | 16.0 to 18.0 uA |
| Bluetooth Communication Range | 0-20m |
| Data Storage Capacity | 10 years monthly, 12 months daily |
Using an ER26500+SPC1520 battery pack can achieve a lifespan of 10 years.
You can use Bluetooth communication with a mobile APP to perform maintenance, including parameter settings, data reading, and firmware upgrades.
The module typically uses the Telecom COAP underlying communication protocol but can be switched to UDP protocol.