| Other Instrumentation Interview Questions |
|| Asked @
|In Increasing temperature why thermocouple used and RTD is
not used. Both RTD and Thermocouple have in Range of uses.
|in instrumentation why we are using 4-20mA , why not
voltage ? if somebody design a instrument which works on
voltage then can we use that instrument?
|why r using 250 resistances
|how u meassure a room temp?in rtd or themo couple?
|WHAT DO YOU MEAN BY LOOP IN C.
|To find closed tank level by DP transmitter , how to
findout its range.and insomeplace they using range like -
1500 to +1500 mmwc why not 0 to 3000 mmwc. how they spilit
they range for minus and plus.and why?
|how to check thermocouple ,its working or not?
|What is difference between flame retardant & flame
resistance cable? Among which type of cable is used for
ESD & Fire and Gas system application?
|what is difference b/w Earth and ground
|what will happen if transmitter wire get
|what is the meaning of potential free contact.
difference between dry and wet contact?
|What is output of Thermocouple at 25 deg c
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