Answer / p.n.shaji

Hello

See some comments

http://www.control.com/thread/1026233734

Regards

Answer / faiyaz

Bentley neveda system generally used in -10 volt and -9 volt because its measure a gap voltage Bentley neveda system work in the principle of NPN transistor its measure a negative voltage that is why

can a control valve works without positioner?why need tunning of c/v?

4 Answers  

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what is the thermocuple compensation circuit

3 Answers  

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can anyone guide me how to get any of the previous year GAIL question papers? are they available? 0n 2nd august i have to take the written test.

0 Answers  

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how we use the positioner feed back in split range control valves?

1 Answers   Tata Power,

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I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann

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We Have Two Field bus Pressure Transmitters of Different Sensor Range (I.E One is of Lower range and Another is of Higher Range).Is same Process Line. My Question is Can i provide Saturation Limit to my field Bus Transmitter as We can provide Saturation current limit to HART Instruments. As During Low Pressure Both Working OK ,But During High Pressure, transmitter with Lower sensor range Goes to Fault mode as Beyond its Sensor Limit it can Measure, So may I provide Saturation point Some where to Suppress This Fault during High Pressure.

0 Answers   OPaL,

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What are the charcterstics of a P&ID controller block for Governor speed raise or lower for a load sharing functionality between 4 Gas turbines in droop mode.

0 Answers   TNPL,

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What are the different types of thermistors used in industries? How to the operation of typical thermistor?

0 Answers  

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I am a instrument technician. recently i attend interview and face one of question for DP transmitter ,the client asking about the calibration of DP transmitter ,am answer the calibration procedure, they will ask one more question. why open LP side in atmosphere? i did not answer that question. so please help me and explain the particular question. Dear firends waiting for your valuable replay

3 Answers   Qatar Petroleums, Samsung,

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What is surge and how is it prevented, what is the purpose of bypass valve across AS valve.

0 Answers   ADMA OPCO,

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where i can get training in INTOOLS and PDMS in Delhi-NCR OR north part of India. please reply with ur ans. at arunsamkaria@ymail.com

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What is mean by analytical instrumentation?

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