最近最新的免費中文字幕_meyd532中文字幕在线_任我橹这里只有精品 在线视频_波多野结衣av一区_日韩精品第1页_粉嫩虎白女流水白浆免费下载_免费观看成人色播_亚洲一级特黄大片视频_在线宅男视频宅男电影院_国产亚洲麻豆一区二区

NB-IoT LCD dual-mode meter reading module

PRODUCT > NB-IoT dual-mode system > NB-IoT LCD dual-mode meter reading module

NB-IoT LCD dual-mode meter reading module

Product number:HAC-NBw1

  The HAC-NBw meter reading system is developed by our company based on the NB-IoT technology of the Internet of Things, and is an overall solution for low-power smart remote meter reading applications. The solution consists of a meter reading management platform, a near-end maintenance handheld RHU, and a terminal communication module. The functions cover acquisition and measurement, two-way NB communication, meter-reading control valve, and near-end maintenance.

Product features

· The working frequency band can be telecom 850MHz(Band5), Mobile 900MHz(Band8) or NB-iot frequency band supported by local operators. There is no need to apply for frequency point.  

· Support double Hall metering.  image.png

· Support magnetic attack detection function and generate alarm sign when detecting malicious magnetic attack.  

· Support power failure storage function, after the module power failure, do not need to re-initialize the metering value.  

· Supports remote valve control, which can be controlled by command sent from the application platform.  

· Support dredging valve function.  

Main features

· Ultra-low power consumption: capacity ER26500+SPC1520 battery pack can reach 10 years of life;  

· Easy access: there is no need to rebuild the network, and it can be directly used for business with the help of the operator's existing network;  

· Super capacity: store 256 months of monthly frozen data and 744 days of daily frozen data;  

· Two-way communication: in addition to remote reading, remote setting and query of parameters, valve control, etc.;  

· Near-end maintenance: RHU handheld can be used to achieve near-end maintenance, including special functions such as firmware upgrade.  

Performance parameters

image.png