20140320275 | Remote Operation and Control System for Pressure Filter - A remote operation and control system for a pressure filter; a PLC controller in a pressure filter body is connected to the interface of a GPRS-DTU communication network; the aerial of the GPRS-DTU communication network is linked to a communication tower via a signal; the communication tower is connected to a GGSN communication interface and an SGSN communication interface, forming a GPRS communication network; the GPRS communication network is connected to the wiring port of a router; a wire connects to a firewall via the router, and enters the wiring port of a switch; an industrial Ethernet is configured to connect to the wiring port of the switch. The remote operation and control system for a pressure filter achieves unattended operation on the working site of the pressure filter, thus improving the technical level of the control system. | 10-30-2014 |