Research and Application of Remote Access Control System Based on 4G/5G+PLC
Through the global Internet+4G/5G digital communication network,the technology between industrial automation PLCs is correlated,and effective remote control is carried out through cloud technology,DTU technology and SCADA software.Control objects can cover almost all automation execution objects.This control mode makes use of the existing equipment and the basic Internet to achieve the goal of remote monitoring and control of the access door.