Abstract: This design introduced the function and merits of the FX2N PLC,and electrical appliance linearize Control system which digital shouing has high efficiency ,low cost on the core of FX2N PLC.Programmable controller short for PLC,it’s aspcial digital running electrical system which design for industry circumstances.This control system , based on the request of practice adopt the PLC’s merits to finish the control of system This design consider the steady ability and security adopt hoe’s components compare with switch which has more technology and infrared minitor technology to examine the quantity of production at the present This thesis has the system’s scheme of hardware main circuit diagram and software design.
Keywords: Programmable controller 、technology of sensor、infrared minitor、communication.