Latest Chemical Technical Articles

Setting and resetting a PLC output is essential in establishing a holding circuit for a transducer. Learn how to use…

Setting and resetting a PLC output is essential in establishing a holding circuit for a transducer. Learn how to use set/reset instructions in MELSOFT series GX Works2 to latch and release an output.

Process automation relies on precise control systems to operate production equipment for everything from lumber to…

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.

Hydraulic pumps take energy from a source, usually an electric motor or combustion engine, and turn it into a usable…

Hydraulic pumps take energy from a source, usually an electric motor or combustion engine, and turn it into a usable force to complete work. What kind of hydraulic pumps exist, and how do they work?

Is it best to ‘controller scope’ or ‘program scope’ your tags? This is the question asked by many new PLC…

Is it best to ‘controller scope’ or ‘program scope’ your tags? This is the question asked by many new PLC programmers, and it often comes down to personal preference.

Industrial and robotics cabling requires specialized termination strategies. This article introduces connectors involved…

Industrial and robotics cabling requires specialized termination strategies. This article introduces connectors involved in automation applications for cable-to-cable or cable-to-device termination.

Any kind of computer programming can be challenging to determine what aspects are truly unique versus what aspects should…

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.

System dynamics is primarily concerned with understanding complex systems’ behaviors over time. Mathematical and…

System dynamics is primarily concerned with understanding complex systems’ behaviors over time. Mathematical and computer models can help identify responses before turning to costly real-world experiments.

We usually think of joysticks in terms of video game controllers, but they exist in all kinds of industrial systems:…

We usually think of joysticks in terms of video game controllers, but they exist in all kinds of industrial systems: heavy equipment, overhead cranes, and even some robotic controls. But how do they work?

Variable control allows external conditions, like temperature, to be monitored so the controller can activate devices to…

Variable control allows external conditions, like temperature, to be monitored so the controller can activate devices to heat or cool the system as needed. Simulate a temp controller with low-cost components!

We see smoke detectors on a daily basis in every house and building we visit, but the same sensor elements, and others,…

We see smoke detectors on a daily basis in every house and building we visit, but the same sensor elements, and others, can be used to detect the presence of harmful gasses and heat in all industries.

Vibration sensors measure the mechanical vibration of an object, making it possible to monitor machines for early signs…

Vibration sensors measure the mechanical vibration of an object, making it possible to monitor machines for early signs of failure to prevent costly and dangerous breakdowns.

AutomationDirect’s Productivity line of PLCs is known for cost-effectiveness and ease of use. Learn how to build and…

AutomationDirect’s Productivity line of PLCs is known for cost-effectiveness and ease of use. Learn how to build and download a simple program using discrete input and output ladder commands.

Engineering processes like robotics, feedback control, and security systems rely on position and distance sensors to…

Engineering processes like robotics, feedback control, and security systems rely on position and distance sensors to provide real-time information that enables machines to operate accurately and safely.

Fluid flow control is often crucial to control systems and can be achieved by incorporating control valves. In this…

Fluid flow control is often crucial to control systems and can be achieved by incorporating control valves. In this article, we will look at the sequence valve and its use in systems to automate fluid flow.

Flow sensors measure the flow rate of liquids or gasses in pipes, ducts, and other fluid systems to help monitor and…

Flow sensors measure the flow rate of liquids or gasses in pipes, ducts, and other fluid systems to help monitor and control processes, prevent system failures, and optimize performance.

Level sensors are used to measure the level of a substance, usually a liquid or granular material, in a container.…

Level sensors are used to measure the level of a substance, usually a liquid or granular material, in a container. Different types of level sensors include capacitive, ultrasonic, acoustic, and radar.

Pressure sensors are essential tools in industrial applications, required wherever there is a hydraulic or pneumatic…

Pressure sensors are essential tools in industrial applications, required wherever there is a hydraulic or pneumatic system to keep pressure quantities under control.

Calibration is performed on a regular basis to ensure proper measurement tool function, but how do we determine the…

Calibration is performed on a regular basis to ensure proper measurement tool function, but how do we determine the proper interval? Factors include environment, usage, and level of dependence on proper function.

There are many different kinds of electric motors used for industrial power transfer, but there are also hydraulic and…

There are many different kinds of electric motors used for industrial power transfer, but there are also hydraulic and pneumatic motors that can lend advantages in some situations.