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我想使用FR6989做水表我想请问下 LC 传感器和感应器能做的最小面积可以到多少，和最大感应距离是多少厘米。
感应器面积和感应距离，关系是成反比的，一个大一个就小。要根据应用需要选择适合你的感应器面积和感应距离
