Answer / r.murugan

STATUS INDICATION:

1. ON STATUS / 2.OFF STATUS / 3. DISTRUBANCE STATUS / 4.FAULT

Answer / aswin

Start indication
Stop indication
Local/remote indication
Trip indication
Swgr permit available/mcc disturb

how to calibrate temprature switch and flow switch ?

1 Answers   Adgas,

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anybody having Qatar Petroleum questions for instrument Technician offshore ....please send me

0 Answers  

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Valve positioner and actuators in detail.

0 Answers   MIEPL,

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What is offset in a control system.

2 Answers   Sabic,

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What is profibus?

0 Answers  

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hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com

0 Answers  

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what is easiest way to read STL language in PLC?

0 Answers   LB Industries,

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what is the difference between mmhg & mmwc?. i want to calibrate a transmitter in the range of -100 to 300 mmwc. Which is the reference for calibrate the Tx,if mmwc not available?. Is it mmhg or mmho2?.

3 Answers   UPL,

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how the actually positioner of control valve working? where we gave 3-15psi pressure to I/P converter where it is firstly applied ?- on I/P to positioner then what happen? is control valve operate on 3-15 psi or its bench pressure?

2 Answers  

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Is Hart communicator calibration device or communicating device for transmitter?

4 Answers   Yokogawa,

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what is buoyancy law?

1 Answers  

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Why trim span ? How?

0 Answers  

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