Answer Posted / shan259

Selvakumar,

Always K will not be one.

how to calibrate load cell

2836

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Can any one send me IOCL instrumentation question papers.. i dont know the pattern of the questions and what to prepare can any one help me on this .. my email id is anwarnishil@gmail.com

2257

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Which type of diaphragm use in costic line, dm water line, natural gas line, oil line?

1164

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How many types of sensor

1616

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What are the types of valves?

1146

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What is the main difference between Cavitation and Flashing?

14338

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1.can you use SCADA instead of DCS,DCS instead SCADA 2.Difference between DCS and PLC,can their role be reversed i.e. role interchange 3.Difference between RTU and PLC

2587

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control panel design guidelines

3391

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How RAL(Rotary air lock)works in cement industry?

2495

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what is the procedure of belt scale calibration?

2439

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(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.

4037

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what is the reason while warning lamp is on while the engine is cranking?

2143

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Programmable Logic control.

1954

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

2181

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Whether the DI, DOs shields can be connected with Analog Input Shield Earthpit?

1990

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