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Instrumentation Design : Learn about P&ID, PFD, Loop Drawings, Functional Documents, Power Consumption Calculations, Panel Design etc.

How to Calculate Transmitter Performance and Calibration Frequency?

S Bharadwaj ReddyMay 29, 2020May 30, 2020

The overall performance of the transmitter is defined by the Total Probable Error (TPE). TPE is the accuracy of the instrument in installed/actual conditions. Transmitter Performance and Calibration Frequency TPE...

Air Cylinder Consumption Calculation for Control Valves

S Bharadwaj ReddyMay 17, 2020May 25, 2020

The single-acting spring return cylinder: These are just like the standard single-acting cylinders with the exception that they have a spring inside of them. At the completion of the power...

15 Loop Diagram Questions

S Bharadwaj ReddyJanuary 23, 2020March 25, 2020

Loop Diagram helps us to read the wiring connections from field instruments to system cabinet. Find the top 15 Loop Diagram Questions here. Read: What are Loop DIagrams? Examine this...

Types of Cable Trays – Purpose, Advantages, Disadvantages

S Bharadwaj ReddyJanuary 12, 2020May 30, 2020

Cable tray systems are alternatives to wire ways and electrical conduit, which completely enclose cables. Cable trays are capable of supporting all types of wiring: such as High Voltage Power...

Cut-outs between Platforms or Grating for Field Instruments

S Bharadwaj ReddyJanuary 5, 2020February 27, 2020

Usually, Cut-outs between platforms or grating are not given due importance as they can be done on-site. While we have such an approach, there is a concern that could go...

Difference between Axial and Radial Diaphragm Seal Connection?

S Bharadwaj ReddyJanuary 4, 2020January 16, 2020

The basics:- What is the difference between Axial and Radial movement mean? Axial movement Imagine a circle and you are in the middle of the circle. Now you start jumping, this...

NACE Standards – MR0103 Vs MR0175

S Bharadwaj ReddyDecember 5, 2019

NACE International equips society to protect people, assets and the environment from the adverse effects of corrosion. NACE International founded in the Year 1943 for recommending materials for Oil & Gas...

Is Vacuum affects Field Instruments in Industries?

S Bharadwaj ReddyDecember 2, 2019

I tried a small experiment at home !! What I did was I took very hot water which had steam coming out, poured it in a plastic bottle, Tightly closed...

Thermowell Installation near Critical Equipment

S Bharadwaj ReddyNovember 27, 2019

Thermowell as simple as it looks requires a lot of consideration with respect to Wake frequency calculation, material selection, etc. Installing a Thermowell near upstream of a pump is not...

Thermowell Outer Diameter Larger than Nozzle Inside Diameter?

S Bharadwaj ReddyOctober 28, 2019December 3, 2019

A scary part on-site is when you try to install the Thermowell inside the Nozzle and you realize the Thermowell Outer Diameter (OD) larger than Nozzle Inside Diameter (ID)?. Image...