·Upgrade AC DC panel 's AC switching PLC for GZ Metro Line 3. We obtain the the original communication with PSCADA. Also we do not need to change anything on the PSCADA background.
·Early technical evaluation, later programming as well as communication protocol adaptation are of great importance.
 |  |  | ||||||
Later programming and communication protocol adptation. | Part of the details. | Successfully upgrade the AC DC panel 's AC switching PLC |
