Field-oriented control (FOC), also called vector control, can control 3-phase alternating current motors and brushless DC motors. Read more to learn its…
Field-oriented control (FOC), also called vector control, can control 3-phase alternating current motors and brushless DC motors. Read more to learn its advantages, how it works, and its best applications.
Motors consume the highest current during startup—this is a well-known fact. But logically, the slowest speed should…
Motors consume the highest current during startup—this is a well-known fact. But logically, the slowest speed should relate to the lowest power consumption. Why, then, is inrush current so high for motors?
EtherCAT is an often preferred competitor in the arena of industrial networking protocols. Learn the reason why many…
EtherCAT is an often preferred competitor in the arena of industrial networking protocols. Learn the reason why many technologies embrace this protocol and what sets it apart from other fieldbus varieties.
Analog outputs are a special signal with a wider current or voltage range, in contrast with a limited discrete on/off…
Analog outputs are a special signal with a wider current or voltage range, in contrast with a limited discrete on/off output. These signals are used to control or set parameters for other automation systems.
Large motors require a circuit to turn on and off. This may be as simple as a single on/off drum-type switch or as…
Large motors require a circuit to turn on and off. This may be as simple as a single on/off drum-type switch or as elaborate as a VFD unit. Learn about some common control circuit designs for typical three-phase motor requirements.
This article discusses the meaning and effects of proportional gain in a controlled system such as motion, temperature,…
This article discusses the meaning and effects of proportional gain in a controlled system such as motion, temperature, and fluid flow.
Modbus is one of the oldest industrial communication protocols still in use today. Continue reading to find out how the…
Modbus is one of the oldest industrial communication protocols still in use today. Continue reading to find out how the protocol works and how to use it for monitoring and control.
IIoT is a daunting topic due to ambiguous interactions of hardware and software. This article outlines the basic steps to…
IIoT is a daunting topic due to ambiguous interactions of hardware and software. This article outlines the basic steps to use an MQTT broker to collect the number of cycles from a pneumatic cylinder for PM software.
DC motors are an old technology still commonly used in industry. This hands-on article shows how to implement a Count Up…
DC motors are an old technology still commonly used in industry. This hands-on article shows how to implement a Count Up (CTU) counter on an Arduino OpenPLC Simulator to control a low-voltage DC motor.
Machine safety design can be a daunting task with all the different safety devices on the market today. Choosing the…
Machine safety design can be a daunting task with all the different safety devices on the market today. Choosing the correct device for your design can be made easier by understanding when to use the proper device.
We are taught that parallel circuits maintain equal voltage across all branch resistors, equally sharing the source…
We are taught that parallel circuits maintain equal voltage across all branch resistors, equally sharing the source voltage. But reality is often far from ideal, and individual devices certainly impact the rest of the circuit.
Designing a system with motor motion always includes a consideration of safety. Incorporating safety contactors might be…
Designing a system with motor motion always includes a consideration of safety. Incorporating safety contactors might be the correct prevention to protect equipment and users but may add additional challenges.
Actuators are used to control the motion of manufacturing devices and raw materials. This article will compare electric…
Actuators are used to control the motion of manufacturing devices and raw materials. This article will compare electric actuators and several types of fluid-power actuators.
Closed-loop motor control is a control system used to regulate the output of a motor. Learn about the four common types…
Closed-loop motor control is a control system used to regulate the output of a motor. Learn about the four common types of closed-loop motor control systems to understand each one’s inner-workings and applications.
Previously, we described how to use the new Arduino PLC IDE to control discrete devices. This tutorial will describe how…
Previously, we described how to use the new Arduino PLC IDE to control discrete devices. This tutorial will describe how to connect various peripheral equipment (VFD and robot) using analog inputs and outputs.
Programming robots may seem like a simple task of moving from point to point, like a really expensive game of Connect the…
Programming robots may seem like a simple task of moving from point to point, like a really expensive game of Connect the Dots. Linear, joint, and circular motion commands affect robot movement differently, each meant to be used in certain settings.
Many control product manufacturers offer these downloadable ‘EDS files’ for peripheral equipment, but what exactly is…
Many control product manufacturers offer these downloadable ‘EDS files’ for peripheral equipment, but what exactly is an EDS, and how can they aid in the development of a project?
We know that servo motors are found inside machines that rely on precise motion with feedback to verify proper operation,…
We know that servo motors are found inside machines that rely on precise motion with feedback to verify proper operation, but how do they work, and what makes them different from any other kind of motor?
Coil, field winding, rotor, stator, eddy current… When it comes to motors, there are numerous terms that describe the…
Coil, field winding, rotor, stator, eddy current… When it comes to motors, there are numerous terms that describe the theory of operation, but what is inside a 3-phase motor? Take a look, and learn how they work.
When accurate positioning and speed control is needed, most engineers turn to servo motors or stepper motors, but what is…
When accurate positioning and speed control is needed, most engineers turn to servo motors or stepper motors, but what is the difference between the two, and which is the right choice?