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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,

1633

What is impulse line size

IFFCO,

3 6558

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

IFFCO,

1 5198

IF PLC POWER FAILURE THEN WHAT HAPPEN?

IFFCO,

2 6134

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 5022

why use on -off control valve in glove valve

1 3868

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

Kentz,

1450

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

2 5205

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

HP, Siemens,

1491

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

Bengal Energy, Lanco,

2 27356

What is PLC(programmable logic control)?

1 4543

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

1 7744

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,

1371

tell about various protocols used in different plcs

Emerson, Samtel,

3 7160

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 2548


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Un-Answered Questions { Instrumentation }

send me model hpcl questions pleas..........my mail id mohideen.dharvesh@gmail.com

1506


how can be calibrate flow indication transmitter (rosemount) it shows excess milli amps nearly about 24 ma on full scale, but its scale was set on 20ma on full scale..???how can be simiulate..???

1795


sir ,iam in dem urgent need of HPCL Paper of Instrumentation Branch plz send me at your earliest convenience at ujjwal_sharma1983@yahoo.com

1791


how u calibrate pneumatic n motorized c/v?

1362


i want formula for flow control.am doing project in flow control using orifice . i know value of the flow level(Q) . upstream(p1) pressure, orifice diameter(Do) , pipe diameter(Di) and oil viscosity(Vi) how can i calculate downstream pressure

1289






In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.

1359


How to Calibrate Radar Level Transmitter in Field

474


How a conductivity sensor & analyzer work at boiler, whats the principle & science is beyond this,How conductivity sensor sence & convert signal & move toward analyzer & analyzer show reading in percent? also what is temperature compensate option in conductivity analyzer

2152


What is standard of DCS panel design?and what is step of DCS panel design?wiring and type of connector(screw or DB connector)

1557


1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?

1570


With N nodes and B branches what will have a network ???

1364


detail of mass flow meter pricipal

1651


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 ?

1671


How to Calibrate Ultrasonic Level Transmitter in field

497


what is sliding spool valves?

1652