Instrumentation Interview Questions
Questions Answers Views Company eMail

whatis diference between zero pressure and obsolute pressure

ABB,

1 5155

whats the diff b/w zero pressure and obsolute pressure

4 8481

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

L&T,

5 11017

what is the difference between signal cable and ontrol cable?

Essar,

14 61940

thru which signal does µP communicate with memory

3 5673

What is the difference between HMI and SCADA and MMI

4 13628

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

HCL,

7 37212

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,

1754

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

PSU,

5 14412

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

L&T,

3 7863

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 27403

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

3 7589

What is diffrence between Transducer and Transmitter?

Ford,

13 23927

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

1 2910

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 20544


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

What are the error values can accepted in flow transmitter calibration?could u give any formula for this?

1398


Why MUX JB's are using only Temperature Element in Fundation field bus?

1745


why we r opening HOT BYPASS valve during startup of a compressor?

1596


Emergency Shutdown Systems/ Plant Shutdown System.

1749


Can I calibrate the Electromagnetic Flow Meter on line and How.

1392






How flow can be measured with dp?

673


How servomotor controls throttle valve of TURBINE?

1493


What is Erosion in a control valve?

1560


where i can get training in INTOOLS and PDMS in Delhi-NCR OR north part of India. please reply with ur ans. at arunsamkaria@ymail.com

3058


What is the reason PT speed not incresed in gas turbine?

1908


How to change dcs card in online. (Dsc is maxdna)

2143


Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.

2707


what is the input to be given in digital flow meter during the the calibration time?

1737


how u calibrate sox nox co2 co in cemps?what is opacity n HPm?tell the standard parameters of cems?

3196


1)How many tpes of vibration probe and how many tpyes of vibration. 2)how we can calibrate a vibration probe with tk3 3)what is RMS value in vibration measuring application and how we calculate it.

1889