System Introduction The camera local recognition solution, including high-definition camera acquisition, AI processing and remote transmission, can convert the dial wheel reading into digital information and transmit it to the platform. By using the artificial intelligence technology, it has the self-learning ability. The camera remote recognition solution includes high-definition camera acquisition, image compression processing and remote transmission to the platform, the actual reading of ...Reading → HAC
System Topology Main features: Ultra-low power consumption: Capacity ER26500+SPC1520 battery pack can reach 10 years of life. Easy access: No need to rebuild the network, and it can be directly used with the help of the operator’s existing network. Super capacity: Storage of annual frozen data of 10 years, monthly frozen data of 12 months. Two-way communication: In addition to remote transmission and reading, it can also realize remote setting and query parameters, control valves...Reading → HAC
System Components HAC-MLLW (LoRaWAN dual-mode meter reading module), HAC-GW-LW (LoRaWAN gateway), HAC-RHU-LW (LoRaWAN handhels) and data management platform. System Features 1. Ultra long distance communication LoRa modulation mode, long communication distance. Visual communication distance between Gateway and Meter: 1km-5km in urban environment, 5-15km in rural environment. The communication rate between the gateway and the meter is adaptive, realizing the longest distance communica...Reading → HAC
Module Features ● Powered by 3.6V battery, the battery life can reach 10 years. ● The working frequency band is 7008509001800MHz, no need to apply for a frequency point. ● Peak output power: +23dBm±2dB. ● The receiving sensitivity can reach -129dBm. ● Infrared communication distance: 0-8cm. Technical Specifications Parameter Min Type Max Units Working Voltage 3.1 3.6 4.0 V Working Temperature -20 25 70 ℃ Storage Temperature -40 - 80 ℃ ...Reading → HAC
Features Ideal for residential use, often used for public utilities For hot and cold water, mechanical drive Comply with ISO4064 standard Certified for using with drinking water IP68 Waterproof grade MID certificate Electromechanical separation, replaceable battery Technical Specs Item Parameter Accuracy Class Class 2 Nominal Diameter DN15~DN20 Valve No valve PN Value 1L/P Metering mode Non-magnetic inductance metering Dynamic Range ≥R250 Maximum Working Pressure 1.6MPa Wo...Reading → HAC
NB-IoT Features 1. Working frequency: B1, B3, B5, B8, B20, B28 etc 2. Max Power: 23dBm±2dB 3. Working voltage: +3.1~4.0V 4. Working temperature: -20℃～+55℃ 5. Infrared communication distance: 0~8cm (Avoid direct sunlight) 6. ER26500+SPC1520 battery group life: >8 years 8. IP68 waterproof grade NB-IoT Functions Touch Button: It can be used for the near-end maintenance, and can also trigger the NB to report. It adopts the capacitive touch method, the touch sensitivity is high. Near-end mai...Reading → HAC
Features of HAC-ML Module 1. Bubble report data once automatically every 24 hours 2. Offers automatic switching for multi-channel and multi-speed, more effectively to avoid possible frequency interference 3. Using TDMA communication mode, able to synchronize the communication time unit automatically and avoid data collision completely. 4. Using frequency hopping technology to avoid Co-channel interference. Three working modes LOP1 (real-time wakeup remotely, response time: 12s,...Reading → HAC
Module Features 1. Comply with the international general standard LoRaWAN protocol. ● Using OTAA active network access, the module joins the network automatically. ● Unique 2 sets of secret keys are generated in the network for communication encryption, the data security is high. ● Enable ADR function to realize automatic switching of frequency and rate, to avoid interference and improve the quality of single communication. ● Realize automatic switching of multi-channel and multi-rate, effec...Reading → HAC
Founded in 2001, Shenzhen Hac telecom technology Co., Ltd. is the first national high-tech enterprise specializing in the R & D, production and sales of industrial wireless data communication products in the frequency range of 100MHz ~ 2.4GHz in China.
LoRa technology is a new wireless protocol designed specifically for long-range, low-power communications. LoRa stands for Long Range Radio and is mainly targeted for M2M and IoT networks. This technology will enable public or multi-tenant networks to connect a number of applications running on the same network.Read More
NB-IoT is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage. Battery life of more than 10 years can be supported for a wide range of use cases.Read More
We can support various customized service. We can design PCBA, product housing and develop the functions as per your requests based on various wireless AMR projects with different kinds of sensors, for example, non-magnetic coil sensor, non-magnetic inductance sensor, magnetic resistance sensor, camera direct reading sensor, ultrasonic sensor, reed switch, hall sensor etc.Read More
We provide different complete wireless meter reading solutions for electric meter, water meter, gas meter and heat meter. It contains meter, metering module, gateway, handheld terminal and server, and integrates data collection, metering, two-way communication, meter reading and valve control in one system.Read More
We focus on providing wireless AMR solutions for water meter, gas meter, electricity meter and heat meter.View more
Dear new and old customers and friends, Happy New Year! After a happy Spring Festival holiday, our company started work normally on February 1, 2023, and everything is running a...
LTE-M and NB-IoT are Low Power Wide Area Networks (LPWAN) developed for IoT. These relatively new forms of connectivity come with the benefits of lower...
The 5G specification, seen as an upgrade from the prevailing 4G networks, defines options to interconnect with non-cellular technologies, such as Wi-Fi...
To think forward and prepare for the future, sometimes we need to change perspectives and say goodbye. This is also true within water metering. With technology rapidly changing,...