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 Answers   Exxon Mobil,

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Dear Sir/Madam, I am attending an interview for ETs in BHEL. I have cleared my written test under Electronics (Instrumentation). This is the first time I am appearing for an interview. Can any one who has attended the interview earlier give me a clue to face the interview. With regards Sindhu

2 Answers   Siemens,

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What is mean by Adapter block and net block?

1 Answers   Hospira,

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what is the thermocuple compensation circuit

3 Answers  

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Relation in MMWC to Flow rate

1 Answers  

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i want use pressure transmitter for flow ,how?

5 Answers   Gasco,

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What is the difference between modbus,fieldbus & profibus

0 Answers   NSL,

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what is the difference between 2 wire and 3 wire RTD- application wise,cost effectivity?

2 Answers  

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Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?

0 Answers  

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if RTD damage in plant, how we know?

5 Answers   Reliance,

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why do 4 mA serves as 0% not 0 mA?

10 Answers  

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How works weighfeeders in cement industry? what is the working principle?

0 Answers  

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