Answer / tarique

wave lenght detection priniciple

Answer / narendra mishra

Infrared or ultraviolet(IR/UV) energy is emitted from a heated filament in a chamber.when gas is passed through it,a detector measures IR/UV wavelength absorption by the gas which is the property of that gas.this is compared to the reference condition i.e at no absorption.radiation spectrum is limeited to absorption band of gas.

Please send the all question with answer related for interview.

1 Answers  

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tell me the temp range of rtd?

8 Answers  

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I have one problem for masoneilan displacer type LT.I give some imformation in data shéet given for liquid level range 0 to 600 mm and sg .955 problem is 0% is ok 25%(23%) or 50%(48%)and 75%(73%) and 100% is ok this is up value and down value all ok so please halpe me

2 Answers   Hyundai, TATA,

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Tell me the field calibration procedure step by step with diagram of temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue).

1 Answers  

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what is difference between positioner and position transmitter in control valve

2 Answers  

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why use 50% lel methane gas concentration for gas detector calibration instead of 60% lel gas concentration whereas the hi alarm set at 60% lel.

0 Answers   ONGC,

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What are the uses of orifice plates?

0 Answers  

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Why grounding is necessary? Give example with diagram.

0 Answers   Bright Point, DS Group,

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WHICH INSTRUMENT USED TO CALIBRATE CONTROL VALVE?

23 Answers   Exxon Mobil, Honeywell,

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What is rang ability?

0 Answers  

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Sir , i have completed my M.Sc In Instrumentation and presently working in Maintenance department 3 yrs Exp , is there is any possible for work in offshore ..

0 Answers  

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how to check thermocouple ,its working or not?

14 Answers   Coca Cola, Ford, Honeywell,

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