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if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?
MPL,
1 2962How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
2087I want to know about DDCMIS in detail ? please explain it. Also give name of reference books in which it is explained in detail in very simple manner.
3754regarding level tx i would like to know how to select the range of the level transmitter in a closed drum(steam drum or deaerator)?
1 7030there is one orifice plate already installed on 3" line, but my previous engineer(who is not working here) removed that tx, but now i want to take it in to the process, so now what i have to do now? flow fluid is hytherm oil of temp. 260deg & pressure is 3bar.
2 5572hi this is noor i wnt know the procedure and precations errection for PRESSURE AND DP transmitters? how to take impusle line for level and flow?(water and steam) impulse line sizes? and type of material ? plz give me answer / reffer any website ? to me "mail2noor.hyd@gmail.com"
1 3924What is the basic principle of vibration measurement by BENTLY NEVADA vibration measurement system? and Why it gives the -ve voltage output?
14 134422i want know about capillary type LT transmitter installation. we can install any location in between to HP and LP leg?
2 10822Post New Instrumentation Questions
detail of mass flow meter pricipal
how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.
What are the application of bernoulli’s theorem?
What is force balance principle? State some of its’ advantages.
what are the selections available in configuring a burnout protection of a controller? thanks
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how to calibrate 0- 150 psi presure gauge by dead weght tester
WHAT ARE THE INSTRUMENTAL DIAGRAMSOF VALVES?
How does work A temperature valve or fv control valve in process plz brief me
OBJECTIVE TYPE QUESTIONS OF ANALYTICAL INSTRUMENTATION
List three types Level Switches with their working principles
hi my name is rakesh patel i just complited my be in instrumentation & control now i am going to working as a validation engineer in a poject department so what is a scope in a future as a validation engginer ? what line is good for me can any bady give me complete solution please? your regard rakesh patel
any body please send me the old question papers of ongc test.
Full form of KKS when use DCS.
Whatis the reset ofset and control system in instrumentation
