The method of use in mini mks:
1, power connection power, pay attention to the positive and negative.
2, hot bed heating line of the nursery connection, no positive and negative.
3, the control signal is close to the foot j1 that connects gnd, the medium cannot be connected, and the rest is connected to the foot of the hot bed switch tube. If the mks mini is connected, the 3pin line can be connected directly to the corresponding position on the mks mini.