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 10451Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.
1806Someone 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 8178what 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 26940please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
HPCL,
15151)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 7187Good 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....
1651HI 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.
1778Hi 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 ?
1504Post New Instrumentation Questions
How to find out the current of two motors having same power consumption but different RPM?
what is the protection system in solar turbine compressor
what is effect of specific gravity in differential level transmitter , explain formula related with this .
Why 4-20 amps is being used in instruments? Why cant we use any other range instead of 4-20 amps? Why only 4 amps is taken as lower limit and why 20 amps is taken as the higher limit?
What is shielding effect?
IS there any effect of vortex in low pressure side of the transmiter after the orific in feed water line? if yes then what is the calculation?
what is the usage of QDV & VOLUME BOOSTER
in natural gas indirect water bath heater,how to prevent the problem of backfire from firetube during ignition...becoz of this backfire performance of wbh is going low.
Definition of reverse and acting controllers:
I need to know steps to Calibration Valve Guard......
Explain PID, ON/OFF, Controls
Do you have reference list?
What denotes the 5/8mm in the 3300XL 5/8mm proximitor probe?
hey any one got the papers of SAIL and HPCL plz do help me by posting them to my mail ID's naren07_87@yaho.co.in, surenarendra@gmail.com
How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?