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RTUs (remote terminal units) are now made from small computers. Shortly after this began, controller algorithms were programmed into the RTU. Flow totalizers, power factor calculators, and logic solvers soon... Read moreThe post How Sensors and Actuators Work Behind RTUs and SCADA Systems appeared first on EEP - Electrical Engineering Portal.

Motor control gear and associated circuitry are fundamental parts of electrical distribution and utilisation systems. Motor control gear in its simplest form may be a direct on-line starter consisting of... Read moreThe post Contactor As An Important Part Of The Motor Control Gear appeared first on EEP - Electrical Engineering Portal.

The term duty defines the load cycle to which the machine is subjected, including, if applicable, starting, electric braking, no-load and rest de-energized periods, and including their durations and sequence... Read moreThe post 10 Different Duty Types (Load Cycle) Of A Three-Phase Asynchronous Motors appeared first on EEP - Electrical Engineering Portal.

Like the asynchronous motor, the synchronous motor consists of a stator and a rotor separated by the air gap. It differs from the asynchronous motor in that the flux in... Read moreThe post Practical Basics Of Synchronous Motors That Every Electrical Engineer Should Know appeared first on EEP - Electrical Engineering Portal.

The protection of the mains supply side of the converter requires a short-circuit protection. This can be, either in the form of a set of adequately rated fuses, usually as... Read moreThe post Precautions for start and stop control of AC drives and problems that might arise appeared first on EEP - Electrical Engineering Portal.

As it is known, the SCADA systems are able to measure and monitor different parameters and variables, such as: the level of liquids, the volume of the gases, the volumetric... Read moreThe post The Basics of Hardware and Software for SCADA Systems You Should Know About appeared first on EEP - Electrical Engineering Portal.

On the outset, it may be due to wheels as in the case of an automobile. What actually drives these movements, though, are motors. Additionally, many household appliances such refrigerators,... Read moreThe post Yup, it’s the motor drive that makes systems in motion all around us appeared first on EEP - Electrical Engineering Portal.

Wiring industrial control panels is a complex process and it needs a number of carefully planned and performed details. However, there are dozen of tips and advices on how to... Read moreThe post Wiring tips for connections and routing inside industrial control panel appeared first on EEP - Electrical Engineering Portal.

PLCs from different manufacturers can be programmed in various ways. Popular programming languages for PLCs are ladder diagrams, Function Block Diagrams (FBD), and statement list. With a few exceptions, a... Read moreThe post 4 most popular PLC programming languages for implementation of control diagrams appeared first on EEP - Electrical Engineering Portal.

The source for a PLC power supply is generally single-phase and 120 or 240 VAC. If the controller is installed in an enclosure, the two power leads (L1 hot and... Read moreThe post PLC power supply and safety (emergency) circuits requirements appeared first on EEP - Electrical Engineering Portal.