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Design of Instrument Air Systems

What is Instrument Air? Most power...

PLC TIMERS & COUNTERS

Why timers and counters are used in PLC? A PLC is a specialized computer that...

What is a programmable automation controller?

The programmable automation controller can be described as an improved version of PLC a...

How to do the commissioning and testing of a PLC?

The PLCs are inevitable in automation industries, it can be considered as an electronic...

How to install a PLC and how to do the PLC wiring?

A PLC is an industrial computer that is capable to do discrete or sequential...

How to do the PLC maintenance and how to select a PLC?

A PLC can be described as an advanced computer and it is used in...

What are the components of a PLC?

A PLC is a digitally operating electronic apparatus and it has a program memory...

PLC communications

How does a PLC communicate The PLC communication is needed when the application needs to...

What are the types of programming languages used in PLC?

Why is a PLC programmed? The PLC is programmed to execute certain actions, the program...

What are the different operating modes in PLC?

A PLC is can be described as a miniature industrial computer that would perform...

PIPING DRAWING & TYPES OF PIPING DRAWINGS

What is a piping drawing? The main purpose of a piping drawing is to communicate...

100 + PIPING INTERVIEW QUESTIONS

1. How to select a proper flange facing? A. The selection of a proper flange...