How to check the SCAN time of DCS ,n dont give therotical answers .How to check the SCAN time of DCS during FAT?

2 Answers  

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in my company organisation in plan to take new PLC system for replacing old relay system , for that what I/P needsd to submit to the system house of PLC supplier?

1 Answers  

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where Pirani gauges are uesd in case of pressure measurement?

3 Answers  

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for what purpose strain guage is used?

5 Answers  

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What is surge in compressors? How to detect and control it?

1 Answers   DEWA,

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What is the basic principle of vibration measurement by BENTLY NEVADA vibration measurement system? and Why it gives the -ve voltage output?

14 Answers   Ensol, GNFC, Reliance, Siemens,

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what is effect of specific gravity in differential level transmitter , explain formula related with this .

0 Answers   Flour Tech Engineers (P) Ltd,

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why we are using negative range like -750 to 0 mmwc in closed tank?and what is the reason can you explain clear?

2 Answers   Aarvi Encon,

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Describe the concept of Gain Scheduling, as currently found as an option in some controllers.

1 Answers  

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a pressure transmitter with a range of 0 to 2500kpag has a specified accuracy of 0.5 % of span.It is to be calibrated using a comparison gauge to have an accuracy of 0.1% of span.The comparison gauge has a range of 0 to 3000kpag What is the accuracy ratio? is this ratio acceptable?

1 Answers  

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In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?

0 Answers   Reliance,

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Can I route 110 VDC and 24 VDC in a same Duct for our Interposing relay cabinet? IF yes or NO Please provide me IEEE Std. for the same. Please i required it on Urgent basis, i need to design IRP Cabinets and we have MCC 110VDC and Our Coil side is 24VDC, Please help as soon as possible.

0 Answers   Yokogawa,

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