Can anyone send most commonly asked interview question in Oil & Gas industry

0 Answers  

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What is actuator what is motorized control valve?

5 Answers   Emco,

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what do you know about Foundation Fieldbus?

1 Answers   CCIE,

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WE ARE HAVING YOKOGAWA CENTUM CS 3000 DCS, 2 FCS AND 4 HIS " When the operation Download to HIS message appears: Equalize start. HIS0163 WARNING: Could not connect to equalize destination. (7001) Retrying. Number of retries = 0/1 ERROR: LdXopsLoadMain: connect error 10060 ERROR: LdXopsLoadMain: connect error 10060 ERROR: Processing terminated due to connection error. (7002) Equalization end with errors. HIS0163 ---- ERROR = 3 WARNING = 1 ---- Tell me, please, why and how to solve the problem."

6 Answers   Khas Pvt Ltd, Yokogawa,

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what is seebeck effect?

7 Answers  

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Why the industry's standard current standards are from 4mA to 20mA,not from 0mA or any other range?

3 Answers  

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how u calibate pr tx without master tx?

2 Answers  

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What is the working principle of Dozing valve used in cement industry?

1 Answers  

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what is air to open and air to close control valve and difference btwn this...and how to measure milli amp by this...and what is the role of positioner and i/p converter in this..plz help me

2 Answers   HCL, SOC,

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what should be distance from tapping point to inallation place of instruments?

3 Answers   Tasnee Petrochemicals,

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Explain, and give a real-world example of MODULATING control

1 Answers  

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how to make a calibration for differential pressure

2 Answers  

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