What is mean by AC voltage and DC voltage

2 Answers  

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what is the difference between PLC & DCS

17 Answers   L&T,

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What is super thermocoupal?

0 Answers   Emco,

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square root calculation for dp flow transmitter? give me a explanation with example

3 Answers  

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what are the following documents comes under loopchecking

1 Answers   Heisco,

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what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.

0 Answers   ADMA OPCO,

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Can we calibrate an actuator?

5 Answers   Siemens,

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Can I calibrate the Electromagnetic Flow Meter on line and How.

0 Answers   SEWA,

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Why drum level range is given -500 to 0 mmwc pls give me that answer

1 Answers  

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what is the importance of CV in the control valves? how it is calculated?

0 Answers  

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how to calculate the total flow in square root

0 Answers   PTI, Qatar Kentz,

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What is offset in a control system.

2 Answers   Sabic,

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