| 摘要 |
A PLC remote management system and a method thereof for easily performing a management about the program change of PLC and monitoring the PLC are provided to perform the upgrade of PLC by performing management about PLC and upgrading a PLC program by connecting a communication port through network of PLC. A PLC monitor(110) performs monitoring about a PLC(100), the change of the program embedded in PLC. A PLC monitor is directly connected to PLC. And the monitoring about the input-output of data through the I/O port of PLC is performed. The PLC monitor transmits monitoring data in a PLC monitoring server(120). A monitoring data transmitted to the PLC monitoring server is outputted to the PLC management terminal(130) connected to the PLC monitoring server. The PLC monitor changes the program of PLC in case that the program change request from outside is received. The PLC management terminal provides data for the program change of PLC through the communications unit. |
