Wired Power Failure Alarm Sensor esp32 gpio board 1-Wire GPIO: 7CH (with pull-up
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Live Spec
Wired Power Failure Alarm Sensor esp32 gpio board 1-Wire GPIO: 7CH (with pull-upThe power off sensor will output N O and N C switching value signal, when any phase is power off from the phase A, phase B and phase C of the three phase AC, or the municipal power grid is power off.
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