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Instrumentation Interview Questions
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WE Know that different supply voltage of solenoid valve like 24,110,220 etc..how we check the solenoid supply is 24v or 220 NOTE: No specification at device.

OMV,

2 8841

In RS 500 SLC 5/03 input change one module card to another card, plz. give steps clearly.

BHL,

2311

What is capacity of impulse line tube ...answer in psi

Shell,

2 10321

Any one can help me to identified, how can we interchange the device in FF

Ion Exchange,

2310

What is the procedure of DP switch calibration 

NOCL,

2 9978

What is Cavitation?

Gujarat Borosil,

2 7207

What is Trim?

Gujarat Borosil,

1 10421

What is scan time of PLC?

Gujarat Borosil,

2 12616

What are the logic behind 2x2 and 2x3 logic and more when ask in interviews

Reliance,

1 4210

which transister (npn or pnp) is used in vibration monitoring for negative voltage? 

 2 7179

What is the difference between bench set and operating range i control valve?

Descon,

1 7510

why use to 250 ohm for hart protocol and why hart communicator not communicate without 250 ohm 

OMV,

4 14873

how to calibrate TT transmitter

 3 13238

What is rtd output signal

Nestle,

4 15777

How can test or measure the probe and extension cable to identify if the problem at the probe or cable or at the driver it self? (pleast notify the measuring method)

 2119

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Un-Answered Questions { Instrumentation }

what is effect of specific gravity in differential level transmitter , explain formula related with this .

1218

What is the exact differences between HART,FOUNDATION FIELDBUS,PROFIBUS?

2999

what is the diffrence between pressure safety valve & pressure relief valve....pls

1720

How u will setup SPI(2007) on Citrix Server (Thin Client Mode)? Plz Justify?

1584

Somebody tell me in what way i need to prepare for csio pgrpe(adv instrum eng)interview?what all the quest can i expect?

2098




while am calibrating Drager polytron 2IR flame gas detector occured non zero status.how can i get zero status?

1696

give me the formula for analog to digital converter and also d to a converter

2352

Explain the burnout feature.

591

HOW TO CHOOSE FREAQUENCY IN FMCW TYPE RADAR INSTRUMENTS. DESIGN BASIS OR DESIGN CALCULATONS ?

1688

what step is taken for ESD ( emergency shut down) in DCS REPLY to hashimka20009@gmail.com

1885

my data card only does run in my mobile so how can change it that it run other mobile & computer and i can stor data in my data card

1810

What is the purpose of the analyzer in petrochemical plant?

3366

What is wet leg condition and why is it used?

1542

what is basic difference between motion balance and force balance in pneumatic instrument?

8944

how to rectify the poor signal strength in utrasonic digtial flow meter ,model:ge digital xce868i

836

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