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 2331How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
1619I 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.
3294regarding 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 6299there 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 4429hi 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 3325What is the basic principle of vibration measurement by BENTLY NEVADA vibration measurement system? and Why it gives the -ve voltage output?
14 130593i want know about capillary type LT transmitter installation. we can install any location in between to HP and LP leg?
2 9920Post New Instrumentation Questions
Type of level transmitter commnly used in Procees area are the following. a.________________This type of level transmitter works as follows
Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?
why we are using magnet for calibration of gas detector?
How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?
hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com
diff between neutral ,ground,phase , earthing and shielding?
Why humidity limit is 30 to 55 % for raw material storage?
What is voltage regulator?
WHAT ARE THE INSTRUMENTAL DIAGRAMSOF VALVES?
Explain plc level and its type?
What is surge and how is it prevented, what is the purpose of bypass valve across AS valve.
Full form of KKS when use DCS.
god evening sir i am studying m.sc(tech)electronics &instrumention.am i elegible to all industies
how works encoder in plc
Explain the use of hair spring in the pressure gauge.