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Instrumentation Interview Questions
Questions Answers Views Company eMail

whatis diference between zero pressure and obsolute pressure

ABB,

1 6060

whats the diff b/w zero pressure and obsolute pressure

4 10054

what happens when the profibus fails while in operation (operation of a valve)?

L&T,

5 13086

what is the difference between signal cable and ontrol cable?

Essar,

14 66247

thru which signal does µP communicate with memory

3 6957

What is the difference between HMI and SCADA and MMI

4 15374

What is the difference between HMI,SCADA and MMI,not abbrevation?

HCL,

7 40724

what are the documents(Construction point of view for a process plant) submitted by contactor initially entering in to new site for client?

NTPC, PSU,

2246

how checking is done in fiber optic cable? explain the working of RTU?

PSU,

5 16434

Difine flashing , Cavitaion & Noise? how to minimize these effects

L&T,

3 9308

what is skin type thermocouple? how it is installed? what is the difference b/w thermocouple & skin type thermocouple? what is gounded & non-grounded thermocoplle? what is the diff b/w these two?

KazStroy Engineering, PSU,

2 28581

How Honeywell FSC is functioning and what is its purpose? Can we bypasa it and only use DCS instead of that.

3 9069

What is diffrence between Transducer and Transmitter?

Ford,

13 28265

What is the syllabus for Instrumentation Engineers, who wish to join the Public Sector Units??

1 3729

I am pujita completed Electronics and Instrumentation Engineering.As a fresher i am going to attend the interviews.Could anybody guide the topics/questions covered mostly in interviews.

11 24302


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

䑰ҕ䔈ҕ䖠ҕ䘰ҕ䛀ҕ䝐ҕ䟐ҕ䢐ҕ䥐ҕŹ

1999


In turbine what does term CDP, NI, NH, HSSOC means.

2674


Do you have reference list?

1892


hello friends, can you please send me the model paper or question paper to be prepared for hpcl examinations????????? You can mail me at rahim_here@yahoo.com waiting for your reply........... help me .. plz.....

2649


how do we commission inergen system?

1992


If a warning lamp will operate with the ground circuit is bypassed with a jumper wire to ground, what should you check?

2168


IN CONTROL VALVE SPECIFICATIONS GENERALLY TERM " DE- 200" ."DM -400"USED,, WHAT IS DE/ DM STANDS FOR?

2288


A DP transmitter is used to measure the level of an open tank. The drain line of the tank is connected to a control valve, and is configured as, if the level of the tank is 90% the valve should get open 10%. And if the tank level is 10%, the valve should get open 90%. Draw wiring diagram and explain how to configure DP transmitter and control valve using HART communicator. If the span error at output is 1%, what will be the %opening of the control valve at 60% level of the tank?

1462


Explain signal isolator

1226


How to calibrate the flow transmitter

1657


What is hp & mp seperator .& what is its working principle ?

2281


Explain why plc require in analog input 4-20amp & 0-10 volt?

1154


tell me the field & lab calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter, temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue),

2377


i have done DAE in Instrumentation and Process Control. i have applied for an apprentice training in chemical company after three day my interview will be conduct but i need more information about industrial process control and controller. my e mail is imran_dilsetu@yahoo.com please tell me interview question relative to instrumentation ?

2376


What is Predictive Maintenance

1216