When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?
5 10428Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.
1798Someone please do mail me some instrumentation questions for Hindustan Petroleum test to avinalexander@gmail.com .Really would be gateful if someone could help me
3 8160what is diffrence between analog card and digital card in plc.how analog card work,Please explain in detail.Please send it on abhi_vyas@sify.com
6 26910please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
HPCL,
15071)What is the suitable MOC for flow meters working at temperature between 200 - 250 cen. 2)In which application the mass flow meters are not advisable 3)Is it advisable to use radiation type or radar type instrument for non contact application
1 7167Good evening all I need a small favour regarding reliance paper i wanna probable sample papers(e&i) of reliance. if any of u have any idea about dis then plz mail me back.i belongs to electronics and instrumentation engg.so i need e&i papers. thanking u....
1642HI friends.I am Surya a BTech in Electronics and Instrumentation Engineering.I am going to appear Relince Industries Ltd all India writen test very soon. so plz help me by sendind the probable questions about my subject.My mail ID is surya.barik@gmail.com.
1771Hi Friends , i need one urgent help , i am preparing for M.tech entrance examination , i need some obejective questions related to instrumentation field. where can i get those ? can anyone help me pls ?
1498Post New Instrumentation Questions
A valve in series with an orifice plate (DP transmitter), is aligned for constant pressure in the pipeline, if there is an error dx, How to align it in process.
What is the use of gauge?
What is eddy current? Describe the operating principle of proximity probe.
How works weighfeeders in cement industry? what is the working principle?
we want to control pump in let pressure and tank (for exp) our inlet line if water cam and pump will on and when our tank will full pump will off also if our inlet pressure low pump will off even tank not full.this pump i want to uses on our water supply line.
How to work togather like sov,limit switch,proxy switch and booster in xv
I want to measure and control level in tank of size 10*5 filled with gasoline, so plz give me the solution with clear details. how to select transmitter and sensors.
how to calibrate load cell
What is cut off relay? And why use in PLC and DCS?
Question on maha cement
what is cems analyzer explain with principle and drawing ?
How to calibrate capillary type level transmitter
What is 3 element control system
the 3 most common transmitter protocol being in refinery or qatar gas and aramco.
how to calculate range of level transmitter?