why we are using perforted cable tray for control cable and ladder tray for power cable

1 Answers  

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What is the solution if rotork motorised control valve showing pink Colour in dcs.

3 Answers   Bhushan Power Steel,

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Difference b/w SCADA & DCS

8 Answers   Siemens,

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why we us isolation barrier in hazardous area how it works to protect the area and please clarify its current flow.

0 Answers  

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what do you know about Foundation Fieldbus?

1 Answers   CCIE,

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what is actual drum level and compensated drum level?

0 Answers   APGenco,

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In control valves (like feed water control valve) we will give 3 kg pressure and how it controls 110 kg of water pressure?

4 Answers   SSL,

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Can anybody explain what is the different between ESD & PLC

1 Answers   ADCO,

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What is the diffrence between digital signal processing and discrete signal processing?

0 Answers  

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why we use cascade control and feed forward control in 3 element drum level control measurement of steam drum .what is cascade and feed forward control system ?give example .

0 Answers   Visa Steel,

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When can a bypass not used on a positioner?

1 Answers   CCIE,

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What are the application of bernoulli’s theorem?

0 Answers  

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