Explain why plc require in analog input 4-20amp & 0-10 volt?

0 Answers  

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protection relay watchdog contact operation?

0 Answers   L&T,

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Can anyone send most commonly asked interview question in Oil & Gas industry

0 Answers  

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applications of 1-5v and 4-20ma?

4 Answers  

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what is cold loop? difference between hot and cold loop?

0 Answers   Adani Power,

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HOW TO CALIBRATE A DRUM LEVEL TRANSMITTER

2 Answers  

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What is SCADA ? WHAT is it role in DCS ?

3 Answers   Honeywell,

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WHAT ARE MAIN DIFFERENCE BETWEEN DCS AND SCADA?

7 Answers   ABB, Gold Fields, Rand Water,

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what is the difference between RTU & MTU in SCADA system?

4 Answers   Bosch,

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How can we test a bently nevda 3500/42M accelerometer monitor card by simulating it with test equipment?. what king od of signal (milli volts or volts or or resistance ) we should feed in the terminals of the card?

0 Answers  

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what is the difference between E/P positioner and I/P positioner in control valve , in which application the respective positioner are used in.

1 Answers   ABB,

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What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

0 Answers   Kentz,

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