what are the definitions of input, output, command & signal according to instruments controlled by PLC using DCS System?

0 Answers  

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what is cascade controller ?

6 Answers  

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what is thermopile?

1 Answers   HNG,

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yokogawa Temperature transmitter showing Error 15 which is Reverse Cal Fail (confirmation calculation result is bad) in manual they mentioned reasion That the output goes to the value set by hardware failure mode jumper. How can solve this problem ? anybody can say solution

1 Answers   GTL,

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transmitter in 3 connection +,-,And test mode so how Use To Test Mode

1 Answers   Essar,

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wHAT IS BURST MODE IN TRANSMITTER?

1 Answers   Bhel,

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Identify the electrical variable that is either directly or inferentially used by various instruments to determine the value of a measured variable.

4 Answers  

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What is the difference between relative vibration

4 Answers   Desein,

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what are the different types of communication cables used in automation and what are the difference in the cables

1 Answers   KN,

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pressure gauge measure static pressure or dynamic pressure?

3 Answers  

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Decibel.

0 Answers   CCIE,

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Why the Air Tank Accumulators required for the single acting actuators SDV's or BDV's as I see in some Schematic diagrams of ROTORK ??

2 Answers   L&T, Siemens,

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