Answer / chinmay

Hook-ups are basically of two types Process Hook-Ups and
Pneumatic Hook-Ups. hook ups give complete information
required for installation of a particular instruments which
indicates cable entries, support details, connection sizes.
It clearly defines the instrumentation scope for
installation and helps in identifying the materials and
accesories required during installation
Process Hook-Ups covers all field instruments installed on
pipelines/vessels and other process equipments and
Pneumatic Hook-ups covers all instruments which require
instrument air to operate

Answer / sakthivel_eie

it shows how to isolate from process also how it woks

Answer / ram

Hookup to indicate the how to install the instruments.whether it's stand mounting or direct mounting in this drawing shows dot and stand when the dot indicates direct mounting and stand indicates stand mounting

what is the control valve?how many types of control valves are there

6 Answers   Chemin, Hindustan Zinc,

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why we use 4-20 mA to do calibration of the instruments.why we cant use 0-20 mA?

8 Answers   Emerson, IEM,

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Isometric drawings are generated during _________________ phase of a project

0 Answers  

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how to derive kg/cm2 to mmwc? complete derivation.

11 Answers   L&T,

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TCD Principle

1 Answers  

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What is calibration?

6 Answers   Syscon,

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In field side transmitter voltage droping here no loose connection then what will happen?

2 Answers   Edac,

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explain level transmitter working

1 Answers  

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What is the cv of a control valve?

2 Answers   CCIE,

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What is the differerence between hysterisis and linearity.

0 Answers   CCIE,

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What is the use of valve positioner?

1 Answers   CCIE,

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we have a s-5 simense plc having op7 .recently on op7 showing error 1.plc not present 2. DB error frequently. can u have any solution . please send me.

0 Answers  

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