Answer / mangesh

Deviation of controlled variable from set point.

Answer / mugil

Offset is nothing.Error of controller is called offset.

Explain Three way boiler.

2 Answers   L&T,

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what is zero trim and span trim?. at which problem we need to use this?

3 Answers  

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What is output of Thermocouple at 25 deg c

10 Answers   TATA,

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Why the Proximitor supply should be Negative voltage? Why should not we give Positive voltage to the Transducer?

6 Answers   Moser Baer,

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i have steam drum height 1000mm. and i want to placed the transmitter below the tap.how i calculate.

0 Answers   OEG,

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what is linerity and non-linearity?

2 Answers  

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Gas equation

0 Answers   CCIE,

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Dear Sir/Madam, I am attending an interview for ETs in BHEL. I have cleared my written test under Electronics (Instrumentation). This is the first time I am appearing for an interview. Can any one who has attended the interview earlier give me a clue to face the interview. With regards Sindhu

2 Answers   Siemens,

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what are the standards used for earthing instruments in the field?

1 Answers  

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what is the input of conductivity sensor and meter during the calibration time and what is the output?

2 Answers  

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Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer

0 Answers   Ace Info,

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what is the difference b/w wet leg & dry leg level method

2 Answers  

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