发布时间:2025-02-02 01:31:02
控制继电器想动作,前面输入的是高低电平(开关信号),后端当然是接高压电端了,他的通断来控制电磁阀的吸和与断开。
原理是:温度传感器,接单片机进行计算,设置报警点,然后输出开关量,加驱动接继电器,进行自动控制。
我卖房子时不知道这间房子后期装成了样板间那收房时开发商收装修费吗
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