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--- en:historia-scada [2025/01/06 13:15] – created - external edit 127.0.0.1
+++ en:historia-scada [2025/01/08 19:17] (current) – external edit 127.0.0.1
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-===== SCADA History =====
+===== History of SCADA =====
-<WRAP center box>
+<WRAP center>
-**The history of SCADA system development, from the 1960s to the present, showcases the evolution of industrial automation technologies.**
+**The history of SCADA systems from the 1960s to the present illustrates the evolution of industrial automation technology.**
 </WRAP>
 === Beginnings: The 1960s ===
-<WRAP left box>
+<WRAP left>
-In the 1960s, the first industrial automation systems were developed to monitor and control production processes. At that time, analog technologies were used, and systems were fully dependent on local operators and wired data transmission.
+In the 1960s, work began on the first industrial automation systems designed to monitor and control production processes. At the time, analog technology was used, and systems were fully dependent on local operators and cable-based data transmission.
 </WRAP>
-**Key characteristics of early systems:**
+**Key features of early systems:**
-  - Lack of standardization in communication protocols.
+<WRAP round>
-  - Limited data transmission capacity through wires.
+  * Lack of standardization in communication protocols.
-  - Inability to remotely monitor processes on a larger scale.
+  * Limited amount of data that could be transmitted via cables.
+  * Inability to remotely monitor processes on a larger scale.
+</WRAP>
-=== The Digital Revolution: The 1970s ===
+=== Digital Revolution: The 1970s ===
-<WRAP left box>
+<WRAP left>
-The development of microprocessors and digital electronics in the 1970s revolutionized the approach to control systems. SCADA began integrating PLCs (Programmable Logic Controllers), which became the core of communication for automation systems. The first RTUs (Remote Terminal Units) appeared, enabling data transmission from remote locations to a central hub.
+The development of microprocessors and digital electronics in the 1970s revolutionized control systems. SCADA began integrating Programmable Logic Controllers (PLCs), which became the backbone of automation systems. The first Remote Terminal Units (RTUs) also appeared, allowing data transmission from remote locations to a central system.
 </WRAP>
 **New functionalities:**
-  - Digital real-time data collection.
+<WRAP round>
-  - Improved efficiency through automatic responses to changes in process parameters.
+  * Real-time digital data collection.
-  - Local automation, where SCADA systems could make basic decisions.
+  * Increased efficiency through automatic responses to changes in process parameters.
+  * Local automation, where the SCADA system could make basic decisions.
+</WRAP>
 === Development of Industrial Networks: The 1980s ===
-<WRAP left box>
+<WRAP left>
-The 1980s saw the rise of dedicated industrial networks such as Modbus, Profibus, and other communication protocols. This enabled more efficient data transmission between devices. Human-Machine Interfaces (HMI) emerged, allowing operators to visualize data in user-friendly formats, such as graphs and process diagrams.
+The 1980s saw the development of dedicated industrial networks such as Modbus, Profibus, and other communication protocols. This enabled more efficient data transmission between devices. Human-Machine Interfaces (HMIs) were introduced, allowing operators to visualize data in accessible formats such as graphs and process diagrams.
 </WRAP>
 **Breakthrough changes:**
-  - Decentralization of systems through the development of local control nodes.
+<WRAP round>
-  - Increased integration of control and supervisory systems.
+  * Decentralization of systems through the development of local control nodes.
-  - Scalability of systems to meet the needs of larger industrial facilities.
+  * Increased integration of control and monitoring systems.
+  * Scalability of systems to meet the needs of larger industrial facilities.
+</WRAP>
-=== The Internet Revolution: The 1990s ===
+=== Internet Revolution: The 1990s ===
-<WRAP left box>
+<WRAP left>
-The emergence of the internet influenced the way SCADA systems operated. The industry gained the ability to remotely access industrial processes from any location. TCP/IP-based solutions enabled the integration of local factory networks (LANs) with wide-area networks (WANs).
+The advent of the internet influenced how SCADA systems operated. The industry gained the ability to remotely access industrial processes from any location. Solutions based on TCP/IP protocols enabled the connection of local industrial networks (LANs) with broadband networks.
 </WRAP>
-**Key achievements:**
+**Major achievements:**
-  - Introduction of Ethernet as a standard in industrial communication.
+<WRAP round>
-  - Remote management of systems using web-based technologies.
+  * Introduction of Ethernet as a standard for industrial communication.
-  - Better data management through advanced database systems.
+  * Remote system management through web technologies.
+  * Improved data management with advanced database systems.
+</WRAP>
-=== Modern SCADA Systems: The 21st Century ===
+=== Modern SCADA Systems: 21st Century ===
-<WRAP left box>
+<WRAP left>
-Today's SCADA systems are based on cutting-edge technologies such as cloud computing, artificial intelligence, machine learning, and the Internet of Things (IoT). SCADA has become a key tool in Industry 4.0 strategies, enabling automation on an unprecedented scale.
+Today’s SCADA systems are based on state-of-the-art technologies such as cloud computing, artificial intelligence, machine learning, and the Internet of Things (IoT). SCADA has become a key tool in Industry 4.0 strategies, enabling automation on an unprecedented scale.
 </WRAP>
 **Features of modern systems:**
-  - Real-time data access from any network-connected device.
+<WRAP round>
-  - Advanced data analysis and forecasting (e.g., failure prediction).
+  * Real-time access to data from any network-connected device.
-  - High levels of cybersecurity to protect against infrastructure attacks.
+  * Advanced data analysis and forecasting (e.g., failure prediction).
-  - SCADA has evolved from early analog systems to advanced digital platforms.
+  * High level of cybersecurity, protecting against infrastructure attacks.
+  * SCADA has evolved from early analog systems to advanced digital platforms.
+</WRAP>
 <WRAP info center round>
-**SCADA systems enable remote and efficient management of complex industrial processes, enhancing their efficiency, reliability, and security.**
+**SCADA systems enable remote and efficient management of complex industrial processes, improving their efficiency, reliability, and safety.**
 </WRAP>