A socket detection circuit, socket detection device and socket detection method

Abstract

This invention discloses a socket detection circuit, comprising: a power supply module; a microcontroller module electrically connected to the power supply module; a sampling module electrically connected to the microcontroller module for detecting the socket, wherein the sampling module includes at least one of the following: a neutral wire sampling unit, a live wire sampling unit, or a ground wire sampling unit; and an impedance detection reference module electrically connected to the microcontroller module and the sampling module for generating an impedance reference signal. Using the above technical solution, the socket detection circuit is accurate and reliable. This invention also discloses a socket detection device and a socket detection method.

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