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

Instrumentation Interview Questions

Questions Answers Views Company eMail

i have been asked by QAFCO to appear for interview for thy post of Instrument Designer(INTOOLS)..i m engineering graduate with 5 years exp. in design engineering.Will this job profile suit me??i need all ur help n suggestions for thy same?

QAFCO,

2236

What is impulse line size

IFFCO,

3 8275

Absolute pressure is 700psi,what will be the gauge pressure?

IFFCO,

1 6113

IF PLC POWER FAILURE THEN WHAT HAPPEN?

IFFCO,

2 7471

If the on Of the DO module is off in the System cabinet, then what is the Procedure to check weather the Module is working or not.

Honeywell,

2 6455

why use on -off control valve in glove valve

1 4886

Senior engineer's please help me, what is Loop Checking and Loop test? and write difference also? soon urgent

Kentz,

2118

What is Loop Test & What is Loop Checking? Please i need answer for these questions.

2 6551

please can any one tell me clearly about pid tuning i am confusing about this .how to tune pid easly?

HP, Siemens,

2252

what is the working principle of hydra step(electronic level indicator)?

Bengal Energy, Lanco,

2 29518

What is PLC(programmable logic control)?

1 5707

what is purpose of three way manifold valve using for dp transmitter

1 8871

PT RTD Range: -200 to 500 degree celsius If I configured in DCS Lower range and Upper range . In face plate it shows red colour due to overa range how was the characteristics look If the temperature is more than operating range. how was the characteristics look . whether its in Resistance vs Temperature curve is Linear or Non linear

MSL, SRAAC,

1962

tell about various protocols used in different plcs

Emerson, Samtel,

3 9328

i am confusing about differential pressure transmitter as i seen so many DPTs in different ranges how can we calculate level and flow with mmh20 plz tel me

1 3713

Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

how many pulses are required by a ac induction servo motor of 4 poles with 50 Hz frequency to rotate by 1 degree?

2121

all types instrumentation questions want

2194

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

2233

Draw a wheatstone bridge circuit showing supply, meter and 3 wire RTD connection

2020

i hav applied for the post of engg. in iocl so please require the past test papers fro instrumentation engg please please help me and send me the papers or tell me the pattern and type of ques asked in examination......

2065

Please any one can provide latest aptitude test,technical test and interview questions for tata consulting engineering (TCE) i need it asap thanks in advance

2038

How to erection of DCS Panel at site step by step

1503

what is the procedure of O2 sensor(ABB) calibration?

2192

How is PH sensor works ?

1973

what is thermo coupler and how it works

6096

Why we are using reverse action in displacer types level transmitters on some Vessels?

2551

Which type of diagphram use in costic line,DM water line,natural gas line,oil line?

3925

is there any digitel grevity meter availaible in the market by which we can measure specific gravity of a battery?

2225

why we us isolation barrier in hazardous area how it works to protect the area and please clarify its current flow.

1961

how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.

2487

For More Un-Answered { Instrumentation } Questions Click Here