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Instrumentation Interview Questions
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Hi Frnds , If Suppose 1 Pair cable of 1.5 sq mm is used for Transmitter and instead of 1.5 sq mm if i used 0.5 sq mm cable will the resistance change will occur and does it affect our transmitter reading. plz mail ur answer to ntnkamble@gmail.com plz immediately mail ur reply

 1 3372

What is Difference between PLC and CNC ?

 2 6755

What is the meaning of slope in PH transmeter?

Uttam Sugar,

1 4892

how to connect the HART protocal with control valves

 1 7088

why use MMWC unit

Praxair, Saipem,

9 57720

how to measure flow with dp

 1 5090

what is Dry Leg calibration and where is it used

Petrofac,

1 6546

hw to calibration a control valve?

 3 24582

what is loop1 and loop2 in MTS LT?

SPGC,

4181

what is difference between DO and DI

 6 30175

How can I make calculation for Install level transmitter (DP) for open tank and cloes tank?

Petrofac,

1 2766

how to calculate MMWC values in to Tonns(MMWC values showing in DP transmitter and Tonns value showing in Totalizer). please tell me details?

Chemin C I, MSP,

2 36995

what is consistency transmitter and describe its working?

Emami,

1 10843

How a rtd work, and what volts/current goes to a RTD to measure the resistence?

DVC,

1 5152

What is procedure on mmwc in to tph

 2 12232

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Un-Answered Questions { Instrumentation }

Which type of pressure can be measured by primary elements?

602

Explain why use mmwc unit?

629

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

1705

why would you like to join our company

876

wich is coming the first HAZOP OR SIL

2309




pls provide me syllabus and old question paper of instrumentation engineering for GET(JSPL)

1839

what do u mean by compensation n pid tunning?in pid tunning what you tunned?is it possible 2 tune p i d

4353

explain key exchanges in all security modes WPA,WPA2,TLS?

1491

I faced several time siemens ps2 positioner automatically getting Chang in it's set point direction after auto calibration  So is there any causes biside this or  any  permissives ?

1387

why we use impulse line of flow transmitter at 45 deg. angle both side of orifice plate.

1928

How works weighfeeders in cement industry? what is the working principle?

1515

State some of balance principle’ advantages?

644

What is offset in a control system.

7943

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

5301

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

1590

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