Flow switch flow switch working principle, how to wiring?
Usually two leads, one lead to connect the power supply, the other a wire connected to the controller or the alarm on the OK
Hello, the working principle of the flow switch is when the water flow to start the work, no water or water when the water off, meaning that is to play a switch work, to achieve the alarm.
eries can be, if the current is too large is more than 220V rated voltage is only need to add an intermediate relay can be extended.
