GC-512 NB-IOT Gas Meter Controller
■ Built-in NB-IoT module and high-efficiency antenna
■ Micro-SIM or eSIM/chip-SIM support
■ Reliable, smooth 2-way communication
■ AES 256 encryption support
■ OTA support
■ Support Japan-made digital gas meters
■ Via meter’s black and orange wires
■ Support all known digital gas meter functions
■ Notify server right away on detected alerts
■ Accept commands from server periodically
■ Daily report of meter’s hourly reading periodically
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