What is Span Error
How hart protocol can be connected with control valves?
What is the GK Value in Flowmeter?
what is loop1 and loop2 in MTS LT?
Dear Sir/Madam,im going to attend Hpcl written exams on feb 17th in instrumentation stream..can anyone send me the HPCL model papers and pattern of HPCL ....i ve not yet attended anything in HPCL...so i dont know how it comes...so just i need some model test papers and pattern ..pls help me friends...
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 ?
how to relay switch sense the fault?
Please can anybody help for control valve sizing step by step procedure?
Hi Friends i am going to write BARC written test by this month 20th (20-5-2008). So please if any body knows the details about this or having previous question papers pls mail me to kkumarei@gmail.com. For Suggestions give one message to 9962122264
Explain pH, Conductivity.
Type of level transmitter commnly used in Procees area are the following. a.________________This type of level transmitter works as follows
what is the different between deflection type measurement and null type measurement in RTD?
how to calibrate 0- 150 psi presure gauge by dead weght tester
hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747
There are two chlorination tonners both are connected to two pressure swithes and the pressure switch is connected to SOV which operates the valve to changeover the tonner selection i.e if pressure one tonner goes low the other tonner should come in line if it is inautomatic selection design a circuit using relays ?
