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Ashlin

post-graduate in Electronics & communication.
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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 through PLC based sequencing, pressure instrumentation, permissives, alarms, trips and automatic standby selection. For automation and instrumentation professionals, understanding this logic is essential for DCS configuration, PLC programming, control panel...
Procedures

Galvanic Isolator Troubleshooting Procedure in an Analog Input Loop

Table of ContentsIntroduction to Galvanic Isolator TroubleshootingUnderstanding a Typical 4 to 20 mA Analog Input LoopCommon Symptoms of Galvanic Isolator ProblemsStep by Step Galvanic Isolator Troubleshooting ProcedureIndustrial Troubleshooting Case Study: Incorrect DCS Pressure ReadingSafety Precautions for Galvanic Isolator TroubleshootingGalvanic Isolator Selection and Maintenance Best...
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Control Valve

What are the problems in a control valve and how to do the troubleshooting and maintenance of a control valve?

The major type of damage that can be seen in a control valve is...
Electrical

Which conductor is used in the transmission power line and which conductor is best for power transmission?

The major element in the power transmission is the electrical conductor and it does...
Control Valve

What is a single-seated and double-seated valve and how are they different from each other?

A control valve is a valve that can be seen in many industrial applications,...
Electrical

What is a neutral wire and what is it used for? How is a neutral wire different from ground and hot wire?

A neutral wire is used to complete the flow of electricity, it acts as...
Electrical

How to read a motor nameplate

The motor nameplate reading shows what the motor is capable of, or it can...
Field Instrumentation

What is a water cut meter and where is it used?

The major problem in the production of heavy oil is to determine the amount...
Electrical

What is a soft starter? What does a soft starter do?

A soft starter is a device that is used to provide a soft start...
Condition Monitoring

What is vibration isolation? Why vibration isolation is needed ?

Table of ContentsWhat is Vibration Isolation?What causes vibration?What is the function of the vibration...
Electrical

What is a signal isolator and what does it do?

The signal isolation is an inevitable part of process control, mostly it does the...
Electrical

What is RCCB used for and what causes RCCB to trip?

The RCCB is the proper device to detect and trip against electrical leakage currents....
Electrical

Why three-phase voltage is 440? How three-phase power is different from a single-phase power?

What is three-phase power? In a single-phase AC circuit two wires would be connected to...
Field Instrumentation

What is an oxygen analyzer? How to calibrate oxygen analyzer

What is an oxygen analyzer and what is it used for? What does oxygen...
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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...
Instrumentation Calculators

Pressure Transmitter Overrange Protection Calculator: Calculate Pressure Surge and Overpressure Risk

Table of ContentsWhat Is Pressure Transmitter Overrange Protection?Pressure Transmitter Overrange Protection Calculator ParametersHow to...
Instrumentation Questions

Advanced Instrument Logic Diagram Quiz for Process Control Systems in Process Industries

Instrument Logic Diagram Quiz Introduction An Instrument Logic Diagram displays the interaction of process conditions,...