Welcome to Instrumentation Applications,
Everything about Instrumentation.
Blog Posts
- Why 4-20mA signal is more usable? What is the origin of this popular range?
- Types of Maintenance, Advantages, and Disadvantages.
- CONTROL VALVE GLOSSARY
- What are the factors to be considered while choosing an Electric Actuator for an application?
- Level measurement with capacitance probe, advantages, and limitations.
- Hazardous area classification, Signal isolation, methods of protection in the dangerous atmosphere.
- Basics of Electrical ground system.
- Actuator types, Hydraulic and Pneumatic.
- What is SIS, SIF, and SIL ?
- Types of Valves
- What is Network Cable? Functions and types.
- Factory Acceptance Test (FAT) procedure of Control Valve
- Closed-loop control – Feedback, Feedforward, Cascade, Split Range, and Ratio control
- What is RTD? It’s Types.
- Gateway, Bridge and Router
- Miniature Circuit Breaker(MCB) and its types
- Reliability Centered Maintenance (RCM), and it’s strategies
- Cushioning in pneumatic cylinder
- Thermocouple: Principle, Construction, Characteristics, Advantages, and Limitations.
- Types of errors in measuring instruments
- Transducer and its classification
- What are LVDT, RVDT, and their comparison?
- Remote seal capillary system and tank level Calculation
- Bonded and Unbonded Strain Gauges
- Orifice plate and types of tappings
- Types of Cable trays, and it’s selection.
- Types of Thermocouple junctions
- Thermistor, its types, and applications.
- Vibration measurement, proximity probes.
- Use of a positioner in control valve
- Control Valve Positioners, and its types
- Instrumentation Interview question and answers
- Fundamentals of loop-powered devices.
- What is Cv and why it is important for a modulating valve ?
- Working Principle of Ultrasonic Flow Meters, advantages and limitations.
- Cv and Kv relationship
- Bently Nevada Vibration System
ARTICLES
- Difference between Absolute, Gauge, Atmospheric, and Vacuum Pressures
- Working Principle of Vortex Flow Meter.
- Working principle of Coriolis Flow Meter, advantages, and limitations.
- Reynolds number:
- Working Principle of Magnetic Flow Meter, advantages, and limitations.
- Difference between 2,3,4 Wire Resistance Temperature Detectors
- Types of junctions in Thermocouple.
- Static and Dynamic Characteristics of Instruments
- What is Flashing, Cavitation in control valve ?
- Open-loop and closed-loop control systems.
- Control Valve Flow Characteristics
- Leakage Classification of Control Valves.
- Valve flow coefficient(Cv), Flow factor(Kv), and their Relationship?.
- When to use a positioner at the control valve?
- Types of Control Valve Positioners.
- Interview preparation questions and answers.
- Why a 4-20 mA signal is used, not 0-20 mA or 0- 30 mA signal in Instrumentation ?
- Fundamentals of loop-powered devices.
- What is a twisted pair cable?
- What is Keyphasor and how does it work?
- What is an Instrument Hookup drawing?
- Performance Characteristics of Measuring Instruments
- Ingress Protection (IP) and it’s NEMA equivalent ratings.
- Hazardous Area Classification:
- 2 Wire Transmitter with external power supply
- Thermowell types and their selection.
- Ultrasonic Flow Meter, and its Working Principle.
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