| Other Instrumentation Interview Questions |
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|what is the diffirence between Earth and Neutral
|how we convert Mili ampere
to temp txt,level txt,flow txt,pressure txt range value
|flow transmitter range is 0 -500 mmwcc but the transmitter
shows 12 ma for o mmwc instead of 4 ma ...how to solve this
problem when we apply 375 mmwc it shows 16 ma
|what is difference between two wire &three wire pt 100 ?
|i have level transmitter -400 to 0 range
for steam drum application
but i am unable to calibrate
if installation of lt below lower tap what
will be the effect ?
and as per std wht is location of
lt ,above lower tapping or below
|What is the difference between dry contact and wet contact?
|what is the formula for calculating milliampere at different
pressure points for eg 4-20 ma = 3-15 psi but if i have to
check the ma at 4.6 ma?
|what is the difference between Feedback controller and Feed
forward controller. and when it is to be used.
|What is Hysteresis mean in Instrument?
|what is bms?
|what is difference between PLC and DCS?
|Why Current(Ampere) is chosen as Fundamental Quanties not
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