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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 12102Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.
2207Someone 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 9263what 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 28732please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
HPCL,
19391)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 7899Good 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....
2053HI 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.
2237Hi 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 ?
1899Post New Instrumentation Questions
What is the differerence between hysterisis and linearity.
how to control pid
What is exact difference between the panel earthing and system earthing in DCS system. What is the value of resistence.
I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.
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Tell me the field calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter.
what is the difference between scaler and vector drive
How can i copy program (parameter) from mm440 (V.F.D.) by using BOP?
What is the exact differences between HART,FOUNDATION FIELDBUS,PROFIBUS?
how can use ram
What are different types of cable?
Why grounding is necessary? Give example with diagram.
How earthing can be checked????
i have steam drum height 1000mm. and i want to placed the transmitter below the tap.how i calculate.
How can i test procedure grounding for CAT-7 cable? Or How can we test procedure CAT-7 Cable Electrically safe?
