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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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Control Valve

Basics of Check valves

Working: Check valves are designed to prevent the reversal of flow in a piping system....
Control Valve

Basics of Needle valves

Small sizes of globe valves fitted with a finely tapered plug are known as...
Valves

Basics of Pinch valves

A pinch valve is a simplest valve design. It is a linear motion valve that is...
Condition Monitoring

Vibration fork point level switch

Vibration sensing is only suitable for point measurement. The vibration switch working principle is based...
Flow Measurement

Rotameter basics, variable area flow meter

  Rotameter is a variable area flow meter, works for measuring the flow of low...
Level Measurement

Wire Guided Float Detectors

Wire-guided float meter detector is a buoyancy type level measurement technique. For large level...
Humidity measurement

Capacitive type Humidity measurement

Capacitance is one of the most common forms of humidity measurement. Humidity sensors are typically...
Flow Measurement

Coriolis mass flowmeter basics

Coriolis flowmeters are mass flowmeters, which measure the mass of fluid passing through a...
Control Valve

Control Valve positioners

A valve positioner is a final control device used to position the valve actuators...
Temperature Measurement

Non-contact temperature measurement | Pyrometers

Why to use Pyrometers or non-contacting type? Non-contacting temperature meter or Pyrometers are used to...
Pressure Measurement

Mechanical pressure transducers and elements

Mechanical Pressure transducers: In general, transducers are devices which converts one form of energy into another...
Valves

Pressure – Reducing valves and its Applications

Pressure reducing valve is a type of pressure control valve. This type of valve...
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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...