PLC
PLC brands used in railroads, high-speed railroads, and moving trains are mainly the following:
Siemens: S7-300, S7-400, S7-1200, S7-1500, etc.
Rockwell: Logix5000, ControlLogix, CompactLogix, etc.
Schneider: Modicon M340, Modicon M580, Modicon Quantum, etc.
Omron: CJ2M, CP1E, CP2E, etc.
Mitsubishi: FX series, Q series, L series, etc.
DCS
DCS brands used in railroads, high-speed railroads, and moving trains are mainly the following:
Honeywell: Experion PKS, UniSim, Genesis, etc.
ABB: Symphony Plus, System 800xA, Melody, etc.
Siemens: PCS7, Simatic PCS neo, etc.
Emerson: DeltaV, Ovation, etc.
Yokogawa Electric: Centum VP, Centum CS 3000, etc.
Specific products
The following are some specific PLC and DCS products used in railroads, high-speed railroads, and moving trains:
Siemens S7-400 PLC for controlling the traction system of trains
Rockwell ControlLogix PLC is used to control the braking system of the train.
Schneider Modicon M580 PLC is used to control the door and window system of the train.
Omron CJ2M PLC for controlling the train’s air conditioning system
Mitsubishi FX series PLC for controlling the train’s lighting system
Honeywell Experion PKS DCS for controlling the train’s dispatching system
ABB Symphony Plus DCS for controlling the train’s safety system
Siemens PCS7 DCS for controlling the train’s communication system
Emerson DeltaV DCS for train control monitoring system
Yokogawa Centum VP DCS for train maintenance control system
Below are some specific application examples:
Siemens S7-400 PLC for controlling the traction system of China’s high-speed railroads
Rockwell ControlLogix PLC for controlling the braking system of the New York City subway in the U.S.
Schneider Modicon M580 PLC is used to control the door and window system of TGV high-speed railroad in France.
Omron CJ2M PLC is used to control the air-conditioning system of the Shinkansen train in Japan.
Mitsubishi FX Series PLC for controlling the lighting system of ICE train in Germany.
Honeywell Experion PKS DCS is used to control the dispatching system of the Beijing Metro in China.
ABB Symphony Plus DCS is used to control the safety system of the Chicago subway in the United States.
Siemens PCS7 DCS for controlling the communication system of the Hamburg subway in Germany.
Emerson DeltaV DCS is used to control the monitoring system of the Vancouver subway in Canada.
Yokogawa Centum VP DCS for controlling the maintenance system of the Tokyo Metro in Japan.