any body tell me why 4-20 ma use as a current any reason for this amount why not 3-25 ma?

1 Answers  

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Explain overhauling stopsfor backpull our pumps?

0 Answers   BridgeStone,

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Why control valves are hunting on manual mode?

0 Answers   KBT, Sabic, Sun Operation,

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how to do various operation by pressing a single push button at least 2 operation?

5 Answers  

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How to convert ht amps to LT amps.

1 Answers   Kikani,

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What are the three managerial functions? Explain.

0 Answers  

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Can we Use AC Servo Motor with Variable Frequency drive instead of Servo Drive? OR with VFD, only simple induction motor can be connected? VFD (Variable Frequency Drive)is having facility of Encoder Feedback.

0 Answers  

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What is a plant layout?

0 Answers  

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THERE IS A SQUARE ABCD. A LINE AF IS DRAWN FROM THE POINT A TO POINT F WHICH LIES ON THE LINE OF THE SQUARE BC AND ANOTHER LINE DE IS DRAWN FROM THE POINT D TO POINT E WHICH LIES ON THE LINE OF THE SQUARE AB. THE LINE DE AND AF INTERSECT AT O. IT IS GIVEN THAT AE AND BF ARE EQUAL AND AO IS 4cm AND AE IS 5cm. FIND EO.

2 Answers  

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Explain No & Nc concept used in allen bradley plc? What is sink and sourse module?How you will use No,Nc concept in sink and sourse module?

4 Answers  

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hoe to calculate Multi grade sand filter diameter,size and media qty. ?

1 Answers  

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What is centre height in cnc lathe

0 Answers   ABTS, Maruti Suzuki,

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