| Other Instrumentation Interview Questions |
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| Question | Asked @ | Answers |
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| i have 80cm water tank.how can i use DPT as level
mesurment.pls give specs for that..?
We have air comp.from that moisture comeout to one tank.i
want to mesure level of water in that tank and then after
operat one sov to dicharge water after high level. | | 1 |
| 1 bar is equal to how many pound per square inch(psi)? | | 8 |
| Why we use 250 ohm resistor in series with HART protocol
communication? | Chemtrols | 8 |
| Lists Different types of Tappings. | | 3 |
| what is diff between sensors and transducers.explain with
ex? | | 9 |
| i want to Measure the Difference pressure of Packed distillation Column of height 3 mtr. h.p. side connected to
bottom & L.P. side connected to the top , so tell me what
will be THE URV & LRV of that D.P. transmitter? | | 2 |
| What is the differace between Volumatric flow meter and Mass
flow meter. | Reliance | 4 |
| WHAT RE DIFFERENCE BETWEEN AUTOMATIC AND MANUAL CONTROL SYSTEM?
| | 2 |
| What is SCR? | | 7 |
| Why we use 4 to 20 mA, (This is International Standard)
instaed of this can we use 4-16, or 4-24 or 3- 15 or any
other range | ONGC | 6 |
| why we are using MARSHALLING PANEL? what is the role? | | 2 |
| Is there a particular problem if two proposals from the
same observatory (originating with different partners) are
submitted?
| | 1 |
| WHAT IS MEANT BY SUPERVISORY CONTROL? | | 3 |
| Can any body help me,The GE Mark V control system is
windows based or Dos based? | | 2 |
| WHAT IS THE Differance b/w on/off & pid control valve? | | 8 |
| what is lead lag compensator and for wat v using that??? | | 1 |
| where can i find a flameproof hmi unit? | | 1 |
| for what purpose strain guage is used? | | 3 |
| what is the difference between plc and pc? | | 1 |
| which type signal in & out in dcs | | 2 |
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