PLC Not Communicating with PC – How to Fix

PLC Not Communicating with PC – How to Fix

A Programmable Logic Controller (PLC) is one of the most critical components in industrial automation. It serves as the central brain for many machines and systems, constantly processing data and executing commands.  However, when a …

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Differences between SCADA, HMI, and PLC

Differences between SCADA, HMI, and PLC

In industrial automation, SCADA, HMI, and PLC are fundamental concepts that engineers, technicians, and operators encounter on a daily basis. Even though these three terms are often mentioned together and sometimes mistakenly used interchangeably, they …

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What is a Solenoid Valve in Automation?

What is a Solenoid Valve in Automation?

In modern automation, machines rarely operate passively, they need to move, react, and control their environment efficiently. Whether it’s regulating the flow of liquids or gases, an essential component manages this task with precision and …

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What is Scan Time in PLCs?

What is Scan Time in PLCs?

A Programmable Logic Controller (PLC) is a specialized computer used in industrial applications. It is designed specifically to survive in harsh industrial environments and to control machines and processes reliably.  The PLC works as the …

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Edge Computing in Industrial Automation

Edge Computing in Industrial Automation

Industrial automation is changing and factories are becoming smarter. They are using more connected devices than ever before. These devices are not only sensors and machines, but also advanced controllers, cameras, and industrial robots.  Each …

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Ladder logic vs Python for Automation

Traditionally, automation control was achieved using relay logic, which relied on physical relays wired together to make decisions. Today, this job is handled by Programmable Logic Controllers (PLCs). These are specialized industrial computers built for …

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PLC in Conveyor Systems

PLC in Conveyor Systems

Programmable Logic Controllers (PLCs) are the brains of modern conveyor systems, replacing older, bulky relay logic that once dominated industrial automation. Unlike simple relay panels, a PLC is a robust industrial computer that uses a …

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Difference between Modbus RTU and Modbus TCP

Difference between Modbus RTU and Modbus TCP

Both Modbus RTU and Modbus TCP are widely used and essential industrial communication protocols. They play a critical role in connecting controllers, sensors, actuators, and monitoring systems in automation.  Even though both originate from the …

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