what is the difference between attemperator and desuperheater ?

0 Answers  

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pressure switch range 0 to 2bar.i have to install from ground level to 5 meters height.what is the formula the to increse the range ? and every 1 meter how much pressure should be add ?

3 Answers  

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how many type conductivity sensor ?

0 Answers   Process Automation,

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What is furnace draft control?

0 Answers  

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What is the difference between bench set and operating range i control valve?

1 Answers   Descon,

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difference between accuracy and precision

6 Answers   Honeywell, ONGC,

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How digital input and digital output 's are working in dcs

0 Answers   BBV, Indiabulls,

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Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?

0 Answers  

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What does threshold mean? what does tolerance mean?

1 Answers   DEWA,

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what is difference between RTD , thermo couple and thermistor in general ?? (except temperature co-efficient )

5 Answers   Bilt,

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Types of contol loops

2 Answers  

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1. How many output signals do wew have in process control? 2. Could you write down the names of the pre-commissioning and commissioning stage test instruments and explain them (more than 5 items)? 3. What is the first step to commission a transmitter on service? 4. What is RTD? 5. Find the output value in MA of a temperature transmitter (RTD Type) at 120degree celius? 6. What is the O/P signal of a pneumatic transmitter? 7. What is the O/P signal of an elctronic transmitter? 8. What is the close loop and open loon?

4 Answers  

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