| Other Instrumentation Interview Questions |
|| Asked @
|7. What are tri-state devices and why they are
essential in a bus oriented system
|what is XV and KV valves?
|Where we r using split range and ratio controller?
|what is relation between electronics&instrumentation
|What is the difference between ROM & RAM .
|why we use -ve voltage in vibration monitoring
system.generally we use 4 to 20 mA as output of instrument
then why we use voltage in vibration
|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
|what is the meaning of wet leg & where is it used?
|What is passive connection of instrument in different types
of IO module?
|WHAT IS THE DIFFERENCE B/W PLC and DCS
|what is mean by hot loop and cold loop testing, whts
different between both
|what are the possible reasons if a control valve fails to open/close?
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