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What are the benefits of using standards and protocols for your control logic and HMI/SCADA interface?

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If you work with control logic and HMI/SCADA interface, you know how important it is to ensure the reliability, efficiency, and security of your systems. One way to achieve this is to use standards and protocols that define how your devices communicate, exchange data, and perform functions. In this article, we will explore some of the benefits of using standards and protocols for your control logic and HMI/SCADA interface.

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Carlos Otiniano Noé.

Consultant | I4.0 Specialist | ICS | WSA | CLAD | IEEE

1 Common language

Standards and protocols are like a common language that enables different devices, systems, and platforms to communicate and understand each other. For example, you can use Modbus, OPC, or MQTT as protocols to transfer data between your control logic and your HMI/SCADA interface. This reduces the need for custom integration, simplifies the configuration, and improves the compatibility and interoperability of your systems.

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2 Consistent quality

Standards and protocols also help you maintain a consistent quality of your control logic and HMI/SCADA interface. By following the best practices, guidelines, and specifications of the standards and protocols, you can ensure that your systems meet the requirements and expectations of your customers, regulators, and stakeholders. For example, you can use ISA-88, ISA-95, or IEC 61131-3 as standards to design, program, and document your control logic. This enhances the readability, maintainability, and reusability of your code.

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Carlos Otiniano Noé.

Consultant | I4.0 Specialist | ICS | WSA | CLAD | IEEE
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es importante tener en cuenta en la implementación profesional de sistemas SCADA La norma IEC 60870-5, también conocida como "Telecontrol Equipment and Systems" o "Equipos y sistemas de telecontrol", es una norma internacional que especifica los protocolos de comunicación utilizados en sistemas de supervisión, control y adquisición de datos (SCADA). Esta norma define los protocolos de comunicación entre unidades remotas (RTU), estaciones maestras (master stations), y dispositivos de control, como medidores y actuadores.

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3 Enhanced security

Standards and protocols also provide you with a framework to enhance the security of your control logic and HMI/SCADA interface. By using the encryption, authentication, and authorization features of the protocols, you can protect your data and devices from unauthorized access, tampering, or cyberattacks. For example, you can use HTTPS, SSL, or TLS as protocols to secure the communication between your control logic and your HMI/SCADA interface. This increases the trust and confidence of your users and clients.

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4 Increased efficiency

Standards and protocols also enable you to increase the efficiency of your control logic and HMI/SCADA interface. By using the standard data formats, structures, and models of the protocols, you can optimize the data transmission, storage, and processing of your systems. For example, you can use JSON, XML, or CSV as data formats to exchange data between your control logic and your HMI/SCADA interface. This reduces the bandwidth, latency, and errors of your systems.

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Carlos Otiniano Noé.

Consultant | I4.0 Specialist | ICS | WSA | CLAD | IEEE
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El dise?o de sistemas de supervisión industrial La norma ISA-101 establece pautas clave para el dise?o de interfaces hombre-máquina (HMI) en sistemas de automatización de procesos, con un enfoque en mejorar la eficiencia operativa y la seguridad. Algunos de los aspectos más destacados de esta norma incluyen: Principios ergonómicos: proporciona directrices para el dise?o de interfaces que sean intuitivas y fáciles de usar. Presentación de datos: Se enfatiza la importancia de presentar la información de manera clara, evitando la sobrecarga de datos. Uso de colores y gráficos: Se enfoca en el uso adecuado de colores y gráficos en las interfaces, con el objetivo de mejorar la legibilidad, la comprensión y la detección rápida de anomalías.

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5 Improved scalability

Standards and protocols also facilitate the scalability of your control logic and HMI/SCADA interface. By using the modular, hierarchical, and distributed architectures of the standards and protocols, you can easily add, remove, or modify your devices, systems, and functions without affecting the performance or functionality of your systems. For example, you can use MQTT, AMQP, or CoAP as protocols to connect your control logic and your HMI/SCADA interface to the cloud, IoT, or edge devices. This expands the capabilities and opportunities of your systems.

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6 Future-proof solutions

Standards and protocols also help you create future-proof solutions for your control logic and HMI/SCADA interface. By using the open, flexible, and adaptable features of the standards and protocols, you can ensure that your systems are compatible and interoperable with the latest technologies, trends, and innovations. For example, you can use OPC UA, MQTT-SN, or DDS as protocols to support the Industry 4.0, smart manufacturing, or digital transformation initiatives of your systems.

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7 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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Ovi Teodor
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Regulatory compliance: Many industries have specific standards and protocols that must be followed to ensure regulatory compliance. Adopting these standards can prevent potential legal or financial penalties.

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Charles Hodge

retired
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Properly designed standards will reduce "Mean Time to Detect and Correct" issues ($$) with process, equipment or software. Improved efficiency should result from human resources, all levels.

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What are the benefits of using standards and protocols for your control logic and HMI/SCADA interface?

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1 Common language

2 Consistent quality

3 Enhanced security

4 Increased efficiency

5 Improved scalability

6 Future-proof solutions

7 Here’s what else to consider

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