Answer Posted / guest

There are seprete controller for all system in open loop
i.e gas flow, compressed air ect.and in close loop
controlled by one computer.

how the arrangement of equipments done in control room

1588

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What is rang ability?

1790

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Why 4-20 amps is being used in instruments? Why cant we use any other range instead of 4-20 amps? Why only 4 amps is taken as lower limit and why 20 amps is taken as the higher limit?

1051

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Please asked me How calculate DCS controller memory.

2339

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Why thermo wells are used? What materials are used in thermo wells?

654

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If a warning lamp will operate with the ground circuit is bypassed with a jumper wire to ground, what should you check?

1621

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Sir , i have completed my M.Sc In Instrumentation and presently working in Maintenance department 3 yrs Exp , is there is any possible for work in offshore ..

1389

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what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??

3433

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The company where I am working, their is rosemount 5400 series radar type level transmitter, it is meant to show level of filled tank, but along with the level it is showing temperature also, so my question is how a onon-contact type radar type level transmitter can show temperature even if it does not have any contact with the fluid?

1837

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What is the use of control cable?

681

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How to calibrate RC Feeder system in thermal power station?,If any instrument available to calibrate it,ple inform me. make:stock,

2714

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what are the use of belew gear in general ??

1552

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for oil & gas industries which zone is normally preferred? why? give its example?

1562

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In bently nevada vibration monitoring system,what is the reason to maintain the Resistance of the probe + extension cable equal to 95 ohm? If possible explain the basic principle of measurement with detail electronic circuits.

2481

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How many are the types of instrument cables in terms of No. of pair.

1701

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