why we use the 4-20 mamp signal used for transmitter.

5 Answers   Tecnimont,

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what is maximum vaccume?

4 Answers  

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Paper Details: company -- Hindustan Copper Limited post -- GET 2008 Date -- 03.08.2008 Dept.-- Electronics?Instrumentation Aptitude -- 70 Technical-- 80 Total Time -- 2hr 30min I have listed the question I could able to remember 1. BCD equivalent of 43 2. value of K for stability of a system from a given equation 3. transformer connection for darlington connection 4. damping of balastic galvanometer 5. advantage of chart-pen recorder over CRo 6. CRO - how to change bandwidth 7. questions on CRO construction 8. reverse saturation current of si diode 9. advantage of wire wound resistance over carbon resistance 10. core material for a small coil 11. max fanout-- TTL/ECL/CMOS/MOS 12. component of resistance of monolithic IC 13. functions of capacitors in multivibrators 14. to change a sawtooth signal into a square wave we use-- schmit trigger/ schottkey diode/ zener diode 15. relation b/w á & â in transistor ckt 16. function of SiO2 layer in fabrication 17. 3 questions on ODD MAN OUT

2 Answers   HCL, L&T,

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what is lead lag compensator and for wat v using that???

3 Answers  

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what is the function of a zener diode ?

2 Answers   Honeywell,

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How can you convert an SR Flip-flop to a JK Flip-flop?

1 Answers  

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how in the 2 - wire transmitter, 24v supply and the 4ma signal gets in the same path?

1 Answers   Yokogawa,

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Can anyone explain in a simple way the difference between DCS and PLC?

7 Answers   Honeywell,

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Regarding MOS (maintenance override switch), I want to know its function and its state ( 1 or 0 when not activated ). An example will be very helpful..thank you.

1 Answers  

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What is a PID?

6 Answers  

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what is intrinscily safe system and where we use?

0 Answers   DEWA,

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what is the standard controll pressure

1 Answers  

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