| Other Instrumentation Interview Questions |
|| Asked @
|Where are use of pressure,level,flow switches?and what is input and
|how to overhaul control valves.what are the proper procedures.
|what is formula mv convert to temperture
|what the pid setting in controller
|on which principle control valve works?
|i saw in my company drawing seat cable size as mensioned
like this 12p*15 sqmm,12t*1.5sqmm, 9c*1.5sqmm. now what my
que is what is mean by p , t , c.
|what master plc do?
|what is different betwen Process zero and atm zero?
|why the supply frequency used in America is 60Hz while that
used in India is 50Hz?,
|how to solve temperature error in compressor?
|we have LPG spherical Tank and we want to install DP Xmtr
for level measurement.below are the physical measurements
Total height of tank is 1850 mtr but 0% level is 1000mm
above bottom and 100% level is 450 below upper side.What is
the LRV and URV and please mention the formula .The SG of
LPG is 0.53 and Wet Leg method will be used.
|Why integral control mode call Reset controller?
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