[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

远程抄表通信方式影响可用性:4G/NB-IoT方案无需布线但依赖运营商信号且可能有流量费;RS485/Modbus需接线到网关但零月费、延迟低,适合本地数据采集系统

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85%
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Long-term
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