Instrumentation Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Instrumentation Interview Questions

Questions Answers Views Company eMail

whatis diference between zero pressure and obsolute pressure

ABB,

1 5961

whats the diff b/w zero pressure and obsolute pressure

4 9909

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

L&T,

5 12893

what is the difference between signal cable and ontrol cable?

Essar,

14 65805

thru which signal does µP communicate with memory

3 6858

What is the difference between HMI and SCADA and MMI

4 15240

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

HCL,

7 40482

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,

2186

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

PSU,

5 16236

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

L&T,

3 9189

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 28457

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

3 8930

What is diffrence between Transducer and Transmitter?

Ford,

13 27952

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

1 3664

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 23914

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Un-Answered Questions { Instrumentation }

I need to know steps to Calibration Valve Guard......

1494

what diffrence b/w plc s7200,300,400

2073

Where is wet leg is used?

1064

Hi, I am Newely Joined in Construction company instrument engineer? Any one can Plz tell me How can I advanced preparation for Releated Engineering and construction Documents?

2564

What is profibus?

1130

What is the Working principle of Dozing valve?

2217

What are the maximum packet size of: a) HART b) Profibus DP c)Profibus PA d) DeviceNet e) Foundation Fieldbus

5868

What is the working principle of the magnetic meter?

1138

If P will increase then what will happen with PID?

6067

What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?

3195

What is Span Error

697

typical loop drawing of a simple feedback control comprising of one transmitter and one control

2000

Calibration procedure for water rotameters

2197

how many type of plug are used in pneumatic control valve,name them.

5453

this site is owned by an nonsense

2323

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