Answer / faiyaz

ESD means emergency shutdown valve its used in flow line its generally fully open and fully closed its control by the dcs system when plant would need to be maintenance or any thing will happen in side the plant ESD valve will be closed.
PLC stand for programmable logical controller its industrial computer system which is used to monitoring and control the input output system

draw the block diagram of a level transmitter ?

0 Answers   Hira Group, Samsung,

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define optical temperature detector

1 Answers  

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We are used ABB 800xa 5.1.please tell me how to instrall this.

1 Answers   TCCL,

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If the on Of the DO module is off in the System cabinet, then what is the Procedure to check weather the Module is working or not.

2 Answers   Honeywell,

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I WANT TO KNOW SOME BASIC CONCEPTS RELATED TO INSTRUMENTATION

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What is the definition of direct acting valve & reverse acting valve

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what is bevel? why bevel required in orifice plate?

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what is the difference between servo valve & proportional valve

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what is mean by loop checking?

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why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?

0 Answers  

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