(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpo

(1) In turbine, what does term CDP, NI, NH, HSSOC, means.
(2) What is the purpose of LO overhead tank in turbines.(3)
An equipment is certified for EEX, IA, IIC,T6, what do you
under stand by this.(4) what is SURGE, and how it is
prevented, what is the purpose of bypass valve across AS
valve.(5) Give 2 application of quartz crystal used for
process parameter measurement.(6) what is meant by cold
float of compressor shaft. (7) state four different types
of flow measurement. For gas flow measurement mmscfd is the
common unit. Expand the unit and specify significance of
word S in the unit.(8) what is meant by Gap voltage, in
vibration measurement. Normally how much Gap voltage is set
and state the reason.(9) what will the new flow factor if
D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10)
what is the usage of QDV & Volume booster.

Question Posted / gofran azmal faruqui

0 Answers
4102 Views
ADMA OPCO, I also Faced
E-Mail Answers

No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Instrumentation Interview Questions

Which topics are covered in Process Control?

0 Answers Honeywell, L&T,

What is the meaning of Feedback? How many types it is? Explain it?

2 Answers Bharathi Cement,

Identification of control valve parts.

0 Answers CCIE, Oil and Gas Jobs,

What are the problems faced while testing HART instruments?

1 Answers SSC,

why level transmitter input is given 4to20ma

2 Answers Sabic,

when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??

0 Answers

POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?

0 Answers

Why we not use 2-20Ma or 1-20Ma

5 Answers

What is TMR

3 Answers

what is radar type level transmitters and its basic principle and how to calibrate it

4 Answers ABB, Inovonz,

if i change range of flow transmitter in th field then does it need to change range in dcs?

3 Answers

i am working in the automation company...i want to just know how actully pid control valves are tune????...

1 Answers

For more Instrumentation Interview Questions Click Here