Answer / carl_ellis

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Carl Ellis
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Answer / sivakumar.s

3 to 15 psi is not standard it is depend on valve spring range it is see in valve name plate

Reasons for using seal pots:

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Hai friends I have dought for O2 analyser how to working in boiler area. And what is the basic principles

2 Answers   Enmas,

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Transmitter reading is zero but in DCS showing one Bar what is the reason ?

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what is virtual instrumentation

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Basic working principle of control valves

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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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if a tank is contaning oil and water than how can we measure the oil and water level seperately

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What is pipe schedule? What are all effects its having in the valve? how do we take care of pipe sch in case if the customer dint specify in the data sheet. What we need assume and in what basis?

3 Answers  

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can anybody tel me how a vfd or any field instrument communicates/interface with plc/scada/cs.

0 Answers   Honeywell,

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What is input and output of vaiberation transmitter and what is its unit.

4 Answers   SMH,

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7. What are tri-state devices and why they are essential in a bus oriented system

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What is the working principle of the magnetic meter?

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