Answer / karthikeyan

No of gallons water flowing through a fully open control
valve with 1 psi pressure drop at 60 deg F.

Answer / yasser basahal

The CV of control valve is the capacity value of the valve

what is the difference between RS 232,RS 485,RS 422, how they different from each other

15 Answers   TCS,

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what can of fault ofently come in vibration mesurement?

0 Answers  

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plz exlain the dcs system of ABB sympony hamnony

1 Answers  

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What is the difference between HMI,SCADA and MMI,not abbrevation?

7 Answers   HCL,

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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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Can anybody explain what is the different between ESD & PLC

1 Answers   ADCO,

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What is the difference between Error and Offset.

1 Answers  

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Where should we terminate the shield and why?

3 Answers   OPaL,

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what is sequence table in DCS . make a logic in sequence table for tripping of ID fan in Boiler(in YOKOGAWA CS 3000 DCS).

1 Answers   Yokogawa,

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how many types of spped sensors n vibration sensors?their basic principle n connection?

0 Answers   IOCL, ITC Infotech,

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what is different betwen Process zero and atm zero?

1 Answers  

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How much voltage we are using at switches?

4 Answers   Edac,

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