General four-path motor controller

The present utility model discloses a general four-path motor controller. The controller comprises a microcontroller, a relay set and a communication interface module, the microcontroller is communicated with the communication interface module, and the relay set is connected with an output port of the microcontroller. The controller is suitable for greenhouse roller shutter motor control, greenhouse ventilating fan motor control, aquaculture water pump motor control and solenoid valve control of irrigation, the controller can be set into three working modes of automation, remote control and timing, control and current feedback monitoring of four-path motors can be realized through adopting the relays to drive an AC contactor, the controller has important meanings in on-line control of aquaculture, large land irrigation and greenhouses, and the popularization value is high.