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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 3140How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
2191I 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.
3913regarding 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 7234there 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 5822hi 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 4088What is the basic principle of vibration measurement by BENTLY NEVADA vibration measurement system? and Why it gives the -ve voltage output?
14 135580i want know about capillary type LT transmitter installation. we can install any location in between to HP and LP leg?
2 11030Post New Instrumentation Questions
what is the process for double acting cylinder pneumatic for 32' v/v
List three types Level Switches with their working principles
can you provide me full detail about instrumentation in ONGC??
What materials are used in thermo wells?
How ejector(or)evactor air pump is working in thermal power plant?
How we calculate orifice plat size???
What is the use of single seated valve?
what diffrence b/w plc s7200,300,400
what is insdustrial vibration.who it works. give atleast 2 types of insdustrial vibration
Explain the burnout feature.
How to control flow variations in magnetic flow maters..... When i will provide proper earthing?
what is the vital subject for scoring bhel exam&what is the question pattern
why any measurement made interms of pressure is more accurate ? to be more precise most of the flow velocity is made interms of pressure and it is accurate. what is the reason behind pressure measurement being accurate ?
Type of level transmitter commnly used in Procees area are the following. a.________________This type of level transmitter works as follows
Valve positioner and actuators in detail.
