System composition and features:

HAC-ML (LoRa) wireless remote meter reading system (hereinafter referred to as HAC-ML system) integrates acquisition and measurement, two-way communication and meter reading control valve. The system includes: wireless meter reading acquisition module HAC-ML, concentrator HAC-GW-L, handheld (handheld meter reading terminal) HAC-RHU, iHAC-ML meter reading charging system (WEB server).

Functional Features

·　With multi-core RF design,the concentrator is able to receive different frequency at various rate data simultaneously.
·　Effective communication distance with the acquisition module is longer than 5 kilometers.
·　The uplink is star network structure, the downlink is one class meter routing, with simple data communication path and convenient network operation.
·　The meter module ID registration management can achieve automatic filtering meter data. It can support up to 5000 meters, store 5000 packets of data, and query the storage data for a specific time through the server. The annual freeze data of each meter for nearly 10 years and the monthly freeze data for nearly 12 months are saved.
·　Users can broadcast all meters,or partial.
·　Save 1000 packets of downlink data at the same time. Query, delete, and add the data of the specified node or all nodes through server at any time.
·　Equipped with GPRS or LTE communication, concentrator remote control function contains broadcast information management, uplink and downlink data management, system remote upgrade, etc.
·　IP67 waterproof metal case for outdoor environment.
·　Three LED lights:power indicator light, wireless communication indicator light, GSM / LTE online indicator light.
·　110V-220VAC / DC industrial power supply.
·　Temperature range: -40 ℃ ~ 80 ℃.
·　Dimension: 160×110×60mm.