What is SCADA?
Supervisory Control and Data Acquisition (SCADA) is a system of hardware components software applications and programs for process control it's purpose is to gather data in real time from remote locations and to control equipment and conditions. SCADA systems are used in power plants, telecommunications, transportation, water and waste control. SCADA hardware gathers and feeds data into a computer that has SCADA software installed. The computer then processes this data according to customer specifications and displays it on customized screens. this systems allow operators to control equipment from a central location and provide warnings (graphically on screens and with audible alarms)Over cell-phones,over the Internet etc