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Electrical

Difference between Twisted Pair,Fiber Optic and Coaxial cables

Introduction Network topologies connect individual devices. Such connections allow the devices to share and exchange...
Electrical

Accessories and Protective Devices for transformers

Introduction  In this session we are gonna discuss about some protective devices and accessories ie...
Instrumentation

Types Dryers for air compressors

What are the dryers? Compressed air dryers remove moisture that might otherwise condense in airlines,...
Electrical

What is a Stepper Motor?

What is a Stepper Motor? Stepper motors are DC motors that move in discrete steps....
Electrical

Introduction to busway and it’s applications

Introduction Commercial and industrial distribution systems use various methods to conduct electric power. These methods...
Control System

Smoke control for HVAC system

The HVAC system discussed here is a variable-air-volume (VAV) system with an economizer. The economizer allows...
Automation

Smart Fieldbus approach to instrumentation system

What is a Fieldbus? FieldBus is the general name for a number of competing standards...
PLC

Data Handling Instructions for PLC

Introduction This session contains general information about the data handling instructions for plc and explains...
PLC

Comparison instructions of PLC

Introduction Comparison instructions in PLC are used to test pairs of values to condition the...
Control Valve

Control valve parameters

  The control valve is the instrument used to control or regulate the flow of...
Automation

Air compressor prime mover control

Compressed air delivery is regulated by control of the compressor drive. This is accomplished...
Electrical

What is a switchboard and what is it used for?

Definition The National Electrical Code® (NEC®) defines a switchboard as a large single panel, frame,...
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