Gas chromatography
What is Gas chromatography? A Gas chromatographer is a laboratory instrument used to analysis gas or hydrocarbon mixtures. In gas chromatography, the components of a sample...
Level measurement using Radar technique
Introduction There are so many level measuring techniques in this session we are going to discuss about Level measurement using Radar technique Description The radar instruments...
PLC Counter instructions | Example for counter logics
A counter is a PLC instruction that either increment (counts up) or decrements (counts down) an integer number value when prompted by the transition of...
Level measurement using Conductivity Probes
Introduction There are so many level measuring techniques in this session we are going to discuss about Conductivity probes.Conductivity probes operate on the principle that most...
DIFFERENCE BETWEEN FEEDBACK AND FEEDFORWARD CONTROL LOOPS
INTRODUCTION There are so many control loops in the industries nowadays.In this session we are going to discuss about difference between feedback and feedforward controls loops...
Pipe & Pipe fitting – Instrument connections
All instruments connect to their respective processes and to each other by means of a pipe, tube, and/or wires. An improper connection may lead to...
INSTRUMENTATION INTERVIEW QUESTIONS-CONTROL VALVES
Introduction Hello guys this session contains 25 interview questions about CONTROL VALVES.And if you need to know more about these check out links described below....
What is DCS?
Introduction Distributed Control System refers to a control system usually of a manufacturing System, process in which the controller elements are not central in location but are distributed throughout the system with...
Features of Plug valve
Plug valve is a rotary control valve which is used to control flow. Plug valves are simple and often economical. The plug valve is much...
DIFFERENCE BETWEEN CALIBRATION OF A HART & CONVENTIONAL INSTRUMENT
INTRODUCTION There are smart and conventional instruments and the calibration procedure of these types of instruments are entirely different in this session we are going...