The utility model provides a special equipment monitored control system controller, belongs to the special equipment field, including collection module, control module, communication module, FIFO memory, power module, main chip and connector, the input of main chip is connected to collection module's output, and main chip is connected to control module's input, and communication module and FIFO memory are connected with main chip, power module respectively with main chip, collection module, control module, communication module and the separate connection of FIFO memory, collection module, control module, communication module and power module are connected with the connector. The utility model discloses stable, the simple structure of operation has very strong commonality, can be fit for being used for boiler, pressure vessel, pipeline under pressure, elevator, hoisting machinery, passenger traffic cableway, large -scale amusement facilities and in special equipment such as special motor vehicles, have extensive range of application and fine spreading value.