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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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Instrumentation

Level Measurement – Magnetic Gauges

Magnetic GaugesMagnetic gauges can often be used in applications where a sight glass is...
Instrumentation

Instrumentation : Basics of pressure measurement

Pressure measurement  Pressure is an important process variable. Pressure is defined as force per unit area. Pressure...
Instrumentation

Basics of Pressure Regulator (Pressure Reducing Valve – PRV)

Pressure regulatorSelf-Operated devices which work off the medium alonePressure reducing valve - PRV :...
Instrumentation

Types of Valve

Valves are used for1.Full flow of throttle :which is a wide range for valves...
Level Measurement

Working Principle of a Float operated Level Switch

In a float operated level switch the float rides in the process liquid surface...
Electrical

What are the differences between circuit breaker and fuse ?

The differences between circuit breakers and fuses. Both residential and industrial electronics circuits systems require...
Automation

What is a relay ? Internal architecture of a relay

Relays - Relays are switches that open and close circuits when actuates with an...
Calibration

Level Transmitter Calibration – Zero Suppression and Zero elevation

Level Measurement  - Zero Suppression If an instrument is mounted below a vessel it sense...
Pressure Measurement

How to Classify Pressure measuring Instruments?

Classification of Pressure measuring instruments We can classify the pressure measuring instruments into 3 major...
Electrical

Basic troubleshooting of Electrical components in MCC/Electrical Control Panel/Switch Gear

1. SDF (Switch Disconnector Fuse)Switch Disconnector FusePossible Fault:- Fuse Burning.  Identification:- Check the fuses...
Instrumentation

Names and purpose of different type of Instruments [Part1]

absorptiometer instrument for measuring solubility of gases in liquids ...
Temperature Measurement

What is Thermocouples? Standard Thermocouples

ThermocoupleA thermocouple consists of a pair of different metal or alloys joined together at...
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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,...