SCADA: Supervisory control and data acquisition
MMI: Man-Machine Interface
HMI: Human-machine Interface
This acts as an operator station.
1) - The operator can monitor as well as control the parameters from these stations.
2)- Apart from the online process data, the operator will have access to historical and real-time trends, alarms and reports.
3)- The operator can give commands to control hardware for opening the valve, change the setpoint start the pump, etc.