Latest SCADA Software Technical Articles

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PygWalker Data Visualization Library - Part 2, Advanced Charting Display

PygWalker is a useful tool to visualize data, with advanced features to make the data more constructive. This tutorial continues using the milling machine predictive maintenance dataset.

September 12, 2023 by Michael Levanduski

Human Factor Engineering: Designing an Intuitive HMI

Designing a control system is a difficult task in itself, but designing the graphical interface for an everyday user can be a very different kind of challenge that involves mental and physical considerations.

August 22, 2023 by Seth Price

How to Design and Deploy a Web-Based HMI Project - Part 1

A walkthrough and discussion of a simple web-based HMI solution that could modernize your current HMI technology stack. The first step in the process involves sending data from a device to a server.

August 16, 2023 by Michael Levanduski

How to Design and Deploy a Web-Based HMI Project - Part 4

Refining and integrating a front-end HMI application to an API middle layer with real-time data display and historian capabilities for short-term data visualization.

August 09, 2023 by Michael Levanduski

How to Design and Deploy a Web-Based HMI Project - Part 3

Learn the first steps in focusing on the integration of a front-end HMI application to an API middle layer.

August 09, 2023 by Michael Levanduski

How to Design and Deploy a Web-Based HMI Project - Part 2

The middle layer, or API layer of a custom-built HMI project involves a server that can submit or receive data to and from a device, either to provide the user interface or interact with the machine.

August 09, 2023 by Michael Levanduski

Understanding the Automation Lingo: PLC, PAC, RTU, DCS, and SCADA

What are these terms, PLC, PAC, RTU, DCS, SCADA? Why are they so important to industrial robotics and automation? Explore how each different piece functions to build a comprehensive automated system.

July 31, 2023 by Damond Goodwin

Ignition SCADA Software: What are Tags and How are They Used?

An introduction to the various tag types used within one of the leading supervisory control and data acquisition (SCADA) software powering IIoT, HMI, and I4.0 applications: Ignition by Inductive Automation.

June 14, 2023 by Michael Levanduski

Closing the Loop: Feedback, Feedforward, and Adaptive Control

Process automation relies on precise control systems to operate production equipment for everything from lumber to pastries. Using control algorithms produces stable, accurate, and often delicious results.

June 05, 2023 by Shawn Dietrich

Developing Standardized Practices for PLC Programming

Any kind of computer programming can be challenging to determine what aspects are truly unique versus what aspects should be standardized across projects and platforms to streamline future development.

May 25, 2023 by Shawn Dietrich

Disaster Recovery Plan and Strategy in Case of IT/OT Equipment Failure

Failures are never the goal of any industrial operation. But when disaster strikes, it’s always better to have a mitigation plan in place well in advance of the event to ensure timely recovery.

April 24, 2023 by Munir Ahmad

Addressing Common Industrial IoT Cybersecurity Risks For Control Systems

Addressing cybersecurity threats introduced by IIoT technology and devices can quickly seem overwhelming. However, an understanding of the risks can lead to some straightforward countermeasures.

March 09, 2023 by Sara McCaslin

Alarm and Event Handling and Processing in Process Control Systems

Events that cause alarms are not the most common events in a process system, but they must be handled with proper care, being both resolved and recorded in order to prevent hazards and downtime.

January 23, 2023 by Munir Ahmad

Control System Process Data Archiving: Strategy and Methodology

Data stored in a historian server is useful for analysis and troubleshooting. Learn about data archiving techniques for control systems, as well as what type of data is stored and the tools to make it happen.

January 05, 2023 by Munir Ahmad

Teardown: What’s Inside a Human-machine Interface (HMI)?

Human-machine interfaces, or HMIs, provide visual process data and allow access to process parameters and diagnostics information. What’s inside these touchscreen displays, and how do they actually work?

December 11, 2022 by David Peterson

Network Manager SCADA System in Hydroelectric Power Plants

Network Manager SCADA is a real-time, modular system that is highly scalable and easy to deploy and maintain. The system can grow with future needs and support a virtualized environment to decrease hardware cost.

November 29, 2022 by Munir Ahmad

Modern Distributed Control System (DCS) Using the ABB Advant Controller

Many worldwide plants are still running the old Advant Controller 450 from ABB in their facility, with many plants using the latest System 800xA DCS interfaced with the existing AC450 controller.

November 10, 2022 by Munir Ahmad

Proportional Gain and Proportional Band Explained

Learn about proportional gain and proportional band, two key proportional control concepts, to better understand the most popular control system method in industrial automation.

November 01, 2022 by Antonio Armenta

Differences Between a Programmable Logic Controller (PLC) and a Remote Terminal Unit (RTU)

Despite the many overlaps, PLCs and RTUs are two different devices, each with specific suitable applications.

October 30, 2022 by Antonio Armenta

Configuration and Data Logging: Using a PCU to Translate From Process to SCADA

The PCU400 can handle all known industrial protocols and forward them to the master station to get an effective connection between the SCADA system and the data from the manufacturing or system process.

October 03, 2022 by Munir Ahmad