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-/5A. What is the meaning and limitations of this in energy meter constant. It is a 3 phase LT Energy Meter. If this Energy Meter is connected through a CT of ratio 200/5 Amps, then what is the multiplying constant and how its will be calculated.
25441.In which princeple DP transmeter works? 2.Why UPS system is use for DCS? 3.How drum lvel controller works? 4.What is the difference between glob valve and gate valve? 5.How axial shift probe work & in which princeple it works?
1 8543What is exact difference between the panel earthing and system earthing in DCS system. What is the value of resistence.
2714while stroke checking of a linear control valve ,found its travel is in non linear ,what can be possible reason ? ( please answer send in mannanali65@gmail.com) pls pls pls if any body know
2 6691I want to buy a seal kit of a pneumatic power cylinder.But I don't know it's specification.So please help me to know its specification.
1996What is critcal speed. what is resonant frequency. why we want to cross crtcal speed on higher RPM (early).
2196flow transmitter range is 0 -500 mmwcc but the transmitter shows 12 ma for o mmwc instead of 4 ma ...how to solve this problem when we apply 375 mmwc it shows 16 ma
3 7862My rtd working well at the same time r/i converter is not working properly.when power is given to rtd..it is giving 30mA and getting 2.4 mA if i remove the compensate leads No matter how many ohms.why it is happening like so?what is the solution?rtd range-0-200deg c& 4-20 mA o/p.please give me solutiin anyone......
1 4422why 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 ?
1963Post New Instrumentation Questions
How to calibrate H2s Dectector
Why boiler chimney area oxyden sensor fixing?
What is the procedure of calibration of Load cell?
what is controlling card in dcs? how u measure dcs memory?what is bus in dcs?how u know dcs speed n ehternet speed?
Explain bernoulli’s theorem.
god evening sir i am studying m.sc(tech)electronics &instrumention.am i elegible to all industies
Hi, I am Newely Joined in Construction company instrument engineer? Any one can Plz tell me How can I advanced preparation for Releated Engineering and construction Documents?
why we take %i0.0 as input for twido plc
Explain why use mmwc unit?
What inherent design and operating principles are included in a modern control system to use predictive maintenance practices to increase overall system reliability?
HOW TO CALCULATE ACCURACY OF AN INSTRUMENT. WHICH IS COMPITABLE FOR USE.
Galvanizing.
how to design orifice plate?what is the equation?
What is the use of GMV in turbine?
the pump holds on run indication into the dcs and filed local control panel remote push button condition operaton wrong like when the push button pushing conditions the pump is off and the push button release condition the pump is on totally opposite condition . And control room inside give the stop command into dcs just 1secon relay engage and again normal condition. How can I slove
