[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

远程抄表方案中,NB-IoT表适合无稳定WiFi的独立场景(靠运营商蜂窝网,需付流量/续费),WiFi表依赖家庭路由器(免流量费但断网即失联),RS485/Modbus表需搭配网关但本地组网最稳

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