Total heat exchanger and control method thereof

The embodiment of the invention provides a total heat exchanger and a control method thereof, relates to the technical field of household appliances, and is used for realizing linkage control of the total heat exchanger and a humidifier. The total heat exchanger includes: a total heat exchanger body including an indoor end and an outdoor end; the humidity sensor is arranged at the indoor end and used for detecting indoor humidity; a controller configured to: detect indoor humidity through the humidity sensor; and according to the set humidity and the indoor humidity, a target control instruction is sent to the humidifier, and the target control instruction is used for indicating the humidifier to adjust the running state. 本申请实施例提供一种全热交换器及其控制方法，涉及家电技术领域，用于实现全热交换器与加湿器的联动控制。该全热交换器包括：全热交换器主体，包括室内端和室外端；设置于室内端的湿度传感器，用于检测室内湿度；控制器，被配置为：通过湿度传感器检测室内湿度；根据设定湿度和室内湿度，向加湿器发送目标控制指令，目标控制指令用于指示加湿器调整运行状态。