what is difference between HOT permit and cold permit
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-200mmwc to 500mmwc range transmitter have there 4mA is -200 and 20mA is 500.what is the range in 12mA?
Why do we floating DC in DC system.
how to callibrate a new i/p converter
What is the Temperature Co-officient of Resistance of PT- 1000 and PT-2000 ?
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 does a transmitter o/o signal starts from 3-15psi or 4- 20mA?
Explain Split Range Control In Control Valve Briefly.
if found error in magnetic flow meter?how can we adjust?
2 Answers ANI Instruments, Techint,
what do u mean by 2/3 soleniod valves?
Explain about relays.. Can we give both AC and DC to the same relay... How it is energising.. Explain its working..
why fuse block is not used for AI signal?
kindly sent some demo question and answer
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