PLCs, DCSs & Controllers


Latest Articles

PLC with integrated cloud services
Africa Automation Technology Fair 2023 Show Preview, Vision Automation
Unistream Cloud series PLCs with built-in, no-cost cloud services are an industry first. Each UniStream Cloud PLC is supplied with a pre-paid five-year Start-up Subscription plan with no monthly subscription ...

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Loop Signatures 17 - How to make a bad valve into a good valve.
April 2023, Michael Brown Control Engineering, Editor's Choice
People often have little realisation as to how badly a faulty valve can affect the performance of the control of the loop. So how can one make a real valve with its problems into a perfect valve? The answer is simple. One makes use of a technique called cascade control, whereby a second controller is used to control the flow of fluid through the valve.

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Combining real-time I/O sensing with control
Africa Automation Technology Fair 2023 Show Preview
With reliability, innovation, and quality as its benchmarks, Opto Africa provides products that combine real-time I/O sensing and control with the connectivity many of today’s projects require. These ...

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Automation technology for PLCnext
Africa Automation Technology Fair 2023 Show Preview, Phoenix Contact
PLCnext Technology is the ecosystem for industrial automation consisting of open hardware, modular engineering software, a global community, and a digital software marketplace. Using the broad portfolio ...

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It’s time to simulate
Africa Automation Technology Fair 2023 Show Preview, Siemens South Africa
Siemens’ simulation for automation is your ideal gateway to the digital transformation. Thanks to this modular portfolio, companies can approach simulation step by step, focus on the areas that are most ...

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New IoT device to enhance industrial automation systems
Africa Automation Technology Fair 2023 Show Preview
Industrial Shields has partnered with Weidmuller to develop Weidos, a micro-PLC designed to increase the efficiency and productivity of industrial automation systems. The microcontroller design is based ...

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New all-in-one controller
Africa Automation Technology Fair 2023 Show Preview, Stock Electronics
The new XL Prime all-in-one controller from Horner is the upgrade to the highly functional XL Series. The controller features an 800x480 TFT touchscreen display with five programmable function keys. A ...

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Emerson to automate ethane cracker
April 2023, Emerson Automation Solutions
Emerson is to provide automation technologies, software and analytics from its Plantweb digital ecosystem for the Golden Triangle Polymers Project, a world-scale integrated polymers facility on the Texas Gulf Coast.

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Case history 186: Don’t always trust valve position feedback signals
March 2023, Michael Brown Control Engineering, Editor's Choice
I recently encountered an interesting problem in a minerals recovery processing plant. The loop in question was a gas flow control to a burner. The operators reported that the loop cycled badly in automatic, and was very difficult to control manually. The C&I technicians had tried all sorts of tunings without any improvement.

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Loop Signatures 16 - Digital controllers: Part 8: The full PID controller and response to setpoint or load changes.
February 2023, Michael Brown Control Engineering, Editor's Choice
The full PID controller and response to setpoint or load changes.

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Valmet to supply automation solution for paper mill
13 December 2022, Valmet South Africa
The order includes Valmet’s distributed control system (Valmet DNA DCS/MCS), a Valmet IQ Quality Control System and a Valmet IQ Web Inspection System.

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IP67 PLCs control autonomous conveyor modules
January 2023, Turck Banner Southern Africa, Editor's Choice, Motion Control & Drives
Self-driven, electric eCarts from the Krups Group optimise the assembly and testing track in the battery pack production of German car manufacturers.

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DeltaV upgrade drives hyperconverged manufacturing
November 2022, Emerson Automation Solutions
Version 15 of Emerson’s DeltaV DCS helps plants digitally transform their operations through improved production optimisation and enhanced operator performance.

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Powerful controller for high safety requirements
August 2022, Phoenix Contact
Thanks to its 8-core processor, high-level language and open-source software such as Docker or even Matlab Simulink can run simultaneously with the control program.

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New user-friendly modular controller
August 2022, Allpronix
Novus has released its N20K48 controller family. This new concept is based on a compact, powerful core controller plus a growing family of micromodules that enable it to meet a wide range of application requirements.

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ABB white paper explores the future of DCS technology
May 2022, ABB South Africa, News
The company foresees a modular automation architecture that will evolve to address customer needs, becoming more open, interoperable and flexible.

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Introducing Commander S and Marshal
May 2022
Control Techniques is launching a new member to the Commander family of drives and a revolutionary app named Marshal. Commander S provides a solution for applications that require plug-and-play control convenience straight from the box, while Marshal revolutionises how the user interfaces with the drive.

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Left-alignable extension modules for PLCnext Control devices
March 2022, Phoenix Contact
As the left-alignable modules communicate with the controller via PCIe, the standardised interface can also be used by third-party devices.

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Manufacturer-independent device management and update service
February 2022, Phoenix Contact
In the industrial environment, solutions for Device and Update Management (DaUM) often use a specific process called a vendor to distribute files to proprietary devices and install them based on the manufacturer. ...

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Redundant PLC for maximum availability
February 2022, Phoenix Contact
Integrating IO-Link-capable sensors and actuators is especially popular with suppliers of machines or skids for the food and beverage industry.

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