Answer / adnan ramzan

PE> plant earth
IE> Instrument earth
ISE> intersicly safe earth

Answer / vimal vankar

actually PE AND IE BOTH ARE SAME ONLY THEY ARE NAMED DIFFERENTLY

what is the difference between hub and switch?

6 Answers  

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why we use only 4 to 20ma other than 0 to 16 ma

5 Answers   Invensys, Systech,

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What is the differences of Level swich( LS ) and Level Transmitter(LT)

2 Answers   Hi Spectra, Sipra,

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What is the standard height for stancion supports?

4 Answers  

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how to calculate MMWC values in to Tonns(MMWC values showing in DP transmitter and Tonns value showing in Totalizer). please tell me details?

2 Answers   Chemin C I, MSP,

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why does a transmitter o/o signal starts from 3-15psi or 4- 20mA?

11 Answers  

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How do you measure g's?

5 Answers   Aramco, GNFC, HPCL, Polmon, Thermax,

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why we use negative 24vdc to a proximeter

4 Answers   KNPC,

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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 type problems create in radar level transmeter and what is its solution

2 Answers   Essar,

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Square root calculation for dp flow transmitter?

0 Answers  

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Waht is surge in compressors and how to control it?

1 Answers   DEWA,

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