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Hot Sale for Zigbee amr module - LoRaWAN Wireless meter reading module – 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... -
Factory wholesale Lorawan Electricity Meter - Ultrasonic Smart Water Meter – HAC
Features 1. Integrated mechanical design with protection class of IP68, able to work in long-term water immersion. 2. No mechanical moving parts and abrasion for long lifetime. 3. Small volume, fine stability and strong anti-interference ability. 4. Use of ultrasonic flow measurement technology, be installed in different angles without affecting measurement accuracy, low pressure loss. 5. Multiple transmission methods, optical interface, NB-IoT, LoRa and LoRaWAN. Advantages 1. ... -
China Cheap price Aura coil non-magnetic inductance nb-iot - R160 Wet Type Non-magnetic Coil Water Meter – HAC
Features The data transmission is stable, the network coverage is wide, and the signal is stable and reliable. 10L-bit measurement, high measurement accuracy. Regular wake-up, periodic reporting, and automatically enter a low-power state after communication is completed. Battery under voltage alarm, metering abnormal alarm, attack alarm. The system architecture is simple, and the data is directly uploaded to the management platform. Electromechanical separation, the meter part and the el... -
Short Lead Time for Embedded RF module - LoRaWAN Indoor Gateway – HAC
Features ● LoRaWAN™ network compliant ● Channels: Up to 16 concurrent channels ● Supports ethernet and WIFI, 4G (Optional)backhaul ● Based on OpenWrt system ● Compact size:126*148*49 mm ±0.3mm ● Simple to mount and install ● EU868, US915, AS923，AU915Mhz， IN865MHz and CN470 versions available. Ordering information No. Item Description 1 GWW-IU 902-928MHz,Suitable for USA ,Australia, Asia ,Korea, Japan etc.. 2 GWW-FU 863~870MHz，for Europe 3 GWW-EU 470-510MHz, for Chin... -
China New Product Pulse meter transmitter - NB-IoT wireless transparent transmission module – HAC
Main Features 1. Nb-iot base station can be used without a central gateway 2. Supports a variety of low-power operation modes 3. High-performance 32 bits microcontroller 4. Supports low power serial port (LEUART) communication, TTL level 3V 5. The semi-transparent communication mode communicates with the server directly through a low-power serial port 6. Compatible NanoSIM eSIM 7. Read parameters, set parameters, report data, and deliver commands through the low-power serial... -
