- Instrumentation
What is a smart transmitter?
What is a smart transmitter? A microprocessor-based smart transmitter has a memory that can perform calculations, produce diagnostics and out-perform…
Read More » - Interview Questions
51 PLC interview questions
1. What is PLC? Programmable logic controllers, also called programmable controllers or PLCs, are solid-state members of the computer family,…
Read More » - Instrumentation
What is sensor trim in a smart transmitter?
In a conventional analog electronic process transmitter typically have only two calibration adjustments: one for zero and another for span,…
Read More » - Control Valve
Pneumatic vs Electrical actuators
The main difference between pneumatic and mechanical actuators is their working speed. The two systems are so distinct, that one…
Read More » - PLC
PLC learning series 16: PLC Documentation
Documentation is the process of orderly collection and record of data about machines or process and about both hardware and…
Read More » - Control Valve
How to select an actuator for valve?
The actuator is an essential part of the control valve, which drives the control valve stem. In order to select…
Read More » - How to
What is Megger Test? How to do Megger Test/Insulation Resistance for Transformer?
Table of ContentsWhat is Megger Test?Working Principle of Megger TestingWhat is the acceptable Megger Reading for a Transformer?What is IR…
Read More » - Analytical Instrumentation
What are the different types of NDT tests?
NDT test is a method to find the possibility of defects and the characteristics of a material that might cause aircraft…
Read More » - PLC
PLC Learning series 15: Applications – Level measurement
Consider a simple application of water tank level measurement application using sensors. We put one near the bottom and one near…
Read More » - Pressure Measurement
What is HIPPS?
HIPPS: HIPPS is part of the Safety Instrumented System (SIS) to avoid overpressure by shutting off the source and collecting…
Read More »
