What is calibration?

6 Answers   Syscon,

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how bolometer is used in temperature measurement ??

1 Answers  

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can any one pl explain me in brief that how we select the leakage classification in valve,means for liquid or gas there is any standard for selecting leakage classification or its depend upon valve size or any any other parameter.

3 Answers  

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what is the si unit of pressure?

6 Answers   HTA Instrumentation,

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what is modbus,profibus,fieldbus

2 Answers  

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if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?

1 Answers  

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Explain , how timer based pneumatic control valve will work ?

1 Answers  

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How to adjust the zero & span of a control valve from the posiitioner(MIL)?

1 Answers   Bhel, SMC,

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what is stability

2 Answers   IOCL,

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what is lead lag compensator and for wat v using that???

3 Answers  

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If the vibration probe near to the shaft,then output voltage will be decreased r increased?How?

1 Answers   Amtek, Hamsco, IJT,

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1. what is 3 point calibration & 5 point calibration? 2. If we use hart communicator to set the LRV & URV of a smart transmitter, did we calibrate the transmitter? why? 3. Make a complet list if meterials needed to properly connect a pressure gauge to a steam pipe using 1/2 inch stainless steel tubing. The gauge connections is 1/2 inch NPT-M and the steam pipe tap has a 1/2 inch female coupling, compression fittings are use. 4. What are the tools in loop checking? 5. What would the ISA symbol of a square root extractor look like? 6. What would you do to completely prepare for the configuration? 7. What safety measures must you undertake when doing configuration? 8. what are the two most commonly use programming languages used when we configure a PLC? 9. What would you do if you accidentally skipped a step in the configuration procedure? 10. How would you know if the configuration were sucessful? 11. Name at least 3 selections available when we configure the burnout protection of a controller?

3 Answers   EI Electrotechnical Institute,

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