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Sivaranjith

Instrumentation Engineer
Procedures

RTD Checking With a Multimeter: Three Tests, Resistance Calculation and Troubleshooting

Table of ContentsWhat Is an RTD and How Does It Work?Tools Required for RTD Testing and Safety PrecautionsThree Important Checks for RTD Testing With a MultimeterHow to Test an RTD With a Multimeter Step by StepPT100 Resistance Versus Temperature TableHow to Test Two Wire,...
SIS/ESD

Inhibit vs Bypass in Process Plants: DCS, PLC and ESD/SIS Differences

Table of ContentsWhy Understanding Inhibit vs Bypass in Process Plants MattersWhat Is an Inhibit in Process Automation?What Is a Bypass in Process Automation?What Is Override Control in Process Automation?Inhibit vs Bypass in DCS, PLC and SISHow Inhibit and Bypass Work in Control LogicInhibit and...
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Communication

RS-232 C interface and modems

RS-232 C is a standard connection between a modem and the devices, electrical specifications, data exchange...
Electrical

Wire conductors

An electrical conductor is any material through which electrical current flows easily. Most metals...
Control Valve

Self-regulated valve flow control

The final control elements perform their functions according to the commands of this control...
Control Valve

Control valve characteristics

Valve vary the flow of fluid through it by means of the change of...
Analytical Instrumentation

pH measurement : Glass electrode method

pH is the measure of the hydrogen ion concentration in a solution. It describes...
Displacement Measurement

Tachometer: Rotation measurement Techniques-Magnetic and Optical method

Measuring the speed of rotation is an important parameter in production industries. Tachometers are...
Analytical Instrumentation

Infrared Gas analyzer & it’s advantages & disadvantages

An infrared gas analyzer is used to measure the quantity of various gas. The...
Analytical Instrumentation

Oxygen analyzers | Zirconia analyzer & magnetic wind method

Oxygen analyzers are devices that measure the level of oxygen in a system, therefore, determines...
Valves

How to choose a control valve? Conditions affecting control valve selection

What is a control valve? A control valve is a final control element used to...
DCS

What is Distributed Control System (DCS)?

Table of ContentsConcept of Distributed Control SystemComponents of DCSConfiguration of the Control StationAdvantages of...
Control System

Pen recorders

Recoders are device used to record and store data into paper or any other...
Temperature Measurement

Thermowells & types of thermowells,

Thermowells: Thermowells are typically constructed of solid drilled-out bar stock and are designed to protect...
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Latest articles

Procedures

RTD Checking With a Multimeter: Three Tests, Resistance Calculation and Troubleshooting

Table of ContentsWhat Is an RTD and How Does It Work?Tools Required for RTD...
SIS/ESD

Inhibit vs Bypass in Process Plants: DCS, PLC and ESD/SIS Differences

Table of ContentsWhy Understanding Inhibit vs Bypass in Process Plants MattersWhat Is an Inhibit...
Instrumentation Calculators

Advanced Instrument Air Compressor Interlock Logic and Control Quiz for Automation and Instrumentation Professionals

Instrument Air Compressor Interlock Logic Quiz Introduction Instrument air compressors are critical utility equipment controlled...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog...