Overview of Industrial Automation Architecture and Applications Based on ABB Advant OCS Distributed Control System and 07KT98G PLC Core Module
2026-05-07 09:40:13
7 min read
About the author
Written by Miya Zheng , Director of Moore Automated
Miya Zheng's linkedin:
Miya Zheng, Sales Director at Moore Automated, brings more than twelve years of deep, hands-on industry experience and a consistently demonstrated ability to drive commercial success. Throughout her career, miya has developed a comprehensive understanding of automation technologies, market dynamics, and customer requirements across diverse sectors. Her track record includes building sustainable client relationships, leading high-impact sales initiatives, and delivering revenue growth in both established and emerging markets.
What is ABB Advant OCS? Why has it long held a crucial position in industrial automation?
ABB Advant OCS (Open Control System) is a distributed control system (DCS) for the process and power industries, emphasizing an "open architecture" and "long-term scalability." This system achieves comprehensive control over continuous processes, batch processes, and power automation through modular hardware, standardized communication interfaces, and a unified engineering and operating environment. Advant OCS integrates controllers, I/O, fieldbus, and operator stations onto a unified platform, enabling users to perform monitoring, control, alarms, trend analysis, and historical data management within the same system.
From a system design perspective, the core value of Advant OCS lies in its upward compatibility and smooth upgrade capabilities, allowing existing equipment to be progressively expanded or modernized without interrupting production. Its open communication (e.g., support for multiple industrial protocols) and layered architecture enable integration with third-party devices, higher-level information systems, and enterprise management systems, forming a complete automation solution covering the field, control, and management layers. This design emphasizes reliability, maintainability, and lifecycle management, leading to its widespread application in critical industries such as power, petrochemicals, paper, and metallurgy.
High-Performance CPU Module
The ABB GJR5253100R0120 07KT98G is a programmable logic controller (PLC) CPU module from the Advant Controller series, primarily used in the field control layer of small to medium-sized automation systems and distributed control systems. This module integrates a processor, memory, power monitoring, and communication interfaces, enabling it to perform core tasks such as sequential control, logic operations, data processing, and process monitoring.
The 07KT98G is designed with reliable operation and flexible scalability in industrial environments in mind. This module supports multiple communication interfaces and can form a networked control system with operator stations, engineering stations, and other controllers to achieve data exchange and centralized monitoring. With its strong anti-interference capabilities, long-term stable operation, and seamless integration with Advant systems, this module is widely used in the power, manufacturing, and process industries.
From open DCS platforms to core PLC controllers, integrated automation solutions from systems to core controllers
ABB Advant OCS is an open, distributed control system that provides the process industries with a complete platform encompassing monitoring, control, and information integration. The GJR5253100R0120 07KT98G CPU module handles the system's critical field control and logic processing tasks. From model to system, it demonstrates a high degree of consistency from system architecture to core control hardware: it features open communication, scalability, and long-term upgrade capabilities, while ensuring the high reliability and real-time control performance required in industrial environments, thus forming a stable and sustainable automation solution suitable for the power, manufacturing, and process industries.
Typical Application Areas in Industrial Automation
ABB Advant OCS is widely used in process industries with extremely high requirements for reliability and continuity, including power generation and transmission systems, petrochemicals, papermaking, metallurgy, and water treatment. This system achieves centralized monitoring and stable control of complex processes through a distributed control architecture, supporting long-term continuous operation and system expansion.
Thank you for choosing Moore Automated as your global supplier of industrial automation spare parts!
Quality first, high reliability, and excellent customer service
Moore Automated is a trusted partner for many of the world’s leading manufacturers and system integrators. We contribute to a more sustainable future by providing new and discontinued components, extending the lifespan of existing systems, and reducing production and material requirements. Moore Automated’s customers are located in more than 120 countries, which forms a solid foundation for its continued success.
Moore Automated is renowned for its unparalleled commitment to providing fast and reliable service to its customers. Our goal is to be the preferred source for meeting all of our customers' industrial parts needs, with a focus on providing high-quality surplus parts to meet their specific requirements. We envision a world of minimized downtime and smooth operations, thanks to our superior service and rapid delivery.
Q1. What are the advantages of the Advant OCS + 07KT98G combination?
This combination forms a "system platform + control core" structure:
OCS provides overall architecture, communication, and system-level management functions. 07KT98G provides real-time field control and logic execution functions.
This combination supports distributed control, system expansion, and long-term operation requirements in industrial environments, making it particularly suitable for industries such as power, chemical, metallurgy, and basic manufacturing.
Q2. Why are these older systems still widely used?
Based on the actual conditions of industrial control systems, the main reasons why Advant OCS and 07KT98G are still in operation include:
High system stability, suitable for 24/7 continuous production.
High retrofit costs and high upgrade risks.
The requirement for "zero downtime" is very stringent in industrial environments.
Therefore, many companies choose to maintain system operation through suppliers such as Moore Automated rather than replacing the entire system.
Q3. Are the spare parts provided by Moore Automated reliable?
In the industrial spare parts market, suppliers typically provide the following sources:
Original manufacturer stock (brand new stock)
Tested replacement parts.
Reliability depends on testing procedures, warranty policies, and supply chain transparency. In critical control systems, users often combine spare parts verification with field redundancy strategies to mitigate risk.
Q4. What are the future technological development trends for this system?
From an industry development perspective, traditional DCS systems like Advant OCS are gradually evolving in the following directions:
Open industrial protocols (e.g., OPC UA)
Industrial Ethernet converged architecture
Cloud monitoring and data analytics. However, many existing systems still rely on core control modules such as the 07KT98G to maintain operation; therefore, spare parts and lifecycle services will continue to have long-term market demand.
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