What is the working principle of Dozing valve used in cement industry?

1 Answers  

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How 2 calibrate level tank having large height..?

2 Answers  

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what are the steps I have to deal with?

0 Answers   ONGC,

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what is dry leg and what is wet leg?

3 Answers  

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How to interfacing microcontroller with a DC motor

0 Answers   JJ Tech,

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i have one temperature TX in my loop check time once i was remove elament temp gose maximum then i am conect corectly but still now temp showing maximum what can i do this problem?

2 Answers  

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Difference b/w SCADA & DCS

8 Answers   Siemens,

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difference between span and range

3 Answers   IOCL,

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Can anyone convert a 5/2 way or 3/2 way valve into an ISO valve?

0 Answers  

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What is cut off relay? And why use in PLC and DCS?

0 Answers  

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cheapest instru-- PMMC, EDM, rectifier, thermocouple.

3 Answers   ONGC,

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I want to measure level under vaccum by using DP Tx and vaccum vary between -500 to -670 mmHg and process fluid is accetic anhydride if consider process fluid density 1 kg/cm2. how to calibrate Tx ? consider level is 0 to 100 Cm.

1 Answers   CCC,

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