| Other Instrumentation Interview Questions |
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|In oil & gas industries and petrochemical industries, there
are classification of zones like zone 0, zone 1, zone 2. Is
there any differences in voltages or power supply supplied
for the process instruments, control instruments depending
on the zones
|How can we calibrate the level interface for Fisher®
FIELDVUE® DLC3000?if use water to calibrate and our liquid
SG are 0.75 and 1 ,Displacer height=14" and How much should
be set SG in trasmitter during calibrate,for URV and LRV
how shold be set
|what is the PID controller?
|What is rated capacity in Control valve
|In Boiler Drum Level- Level control valve how can it tuning
|there is one orifice plate already installed on 3" line, but
my previous engineer(who is not working here) removed that
tx, but now i want to take it in to the process, so now what
i have to do now? flow fluid is hytherm oil of temp. 260deg
& pressure is 3bar.
|How will u convert the mmh2o in mass or Volumetic flow rate
in DP Flow Transmitter. Give me the Brief explain using the
|what are the on/off valve precaution?
|i am confusing about differential pressure transmitter as i
seen so many DPTs in different ranges how can we calculate
level and flow with mmh20 plz tel me
I'd like to know the purpose of MOS (maintenance override
switch). At site, these switches are installed in a
stanchion with the transmitter (connected to ESD). thank
|How to ensure vibration sensor functioning accordingly.With
out using an other sensor.
|What FLOW METER generally used in Gas plant?
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