| Other Instrumentation Interview Questions |
|| Asked @
|what is difference between accelerometer vibration sensor
and proximity vibration sensor
|WHAT IS D/O D/I AND A/O A/I PLZ EXPLAIN
|WHAT IS THE Differance b/w on/off & pid control valve?
|If the average power during generation is zero, why do the
analog meters have + and - ?
|What is negative range in transmeter?
|what is the difference between 3,4 wire RTD sensor?
|If a control valve is hunting means means if we are giving
50% to the cv, the cv will open at 51% then slowly slwoly
it will reaches 49% , then it will reaches again 50%, this
type of action occured frequntly.. so what to do for solve
this problem. The possible cause is in volume booster or
positioner's relay.. positioner is double acting .. and
make siemens..sipart.The cv is double acting and mounted
for anti surge operation, it having 4 nos. volume booster,
one sov, one positioner, etc..?
|any thing about plcs?
|whats diffeence between dcs & scada operation.
|in which mode of the zener diode act when load voltage is
|thermocouple output is AC OR DC??
|what is radar type level transmitters and its basic
principle and how to calibrate it
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