what do u mean by compensation n pid tunning?in pid tunning what you tunned?is it possible 2 tune p i d

2 Answers  

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Level in tank under vacuum (Ex: Condensate Tank of Power Plant)is measured using D. P. type level transmitter. Tank is subjected to vacuum of 755mmHg. Is it possible to fill wet leg ( i.e. leg connected to top of vessel with low point of D. P. xmtr) with water?. Are there chances of water getting sucked under vacuum? if yes, what is the solution?

3 Answers  

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in pressure gauge inside why we are using the glasarin oil?

4 Answers  

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Why the tapping connections are taking above for gas service and below for liquid service?

2 Answers   ADCO,

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1)What is the suitable MOC for flow meters working at temperature between 200 - 250 cen. 2)In which application the mass flow meters are not advisable 3)Is it advisable to use radiation type or radar type instrument for non contact application

1 Answers  

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Why MUX JB's are using only Temperature Element in Fundation field bus?

0 Answers   Reliance Industries,

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If a control valve is hunting means means if we are giving 50% to the cv, the cv will open at 51% then slowly slwoly it will reaches 49% , so what to do for solve this problem. The cv is double acting and mounted for anti surge operation, it having 4 nos. volume booster, one sov, one positioner, etc..?

0 Answers   QAFCO,

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what is sinking and sourcing....

2 Answers  

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ALL INSTRUMENTS WORKING PRINCIPLE.

3 Answers   Blanco, India Cements, TVS,

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What is Alpha & Beta fctors related to Orifice Plate & its relation with flow?

0 Answers  

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why using negative supply for bentley nevada vibration system ?

0 Answers  

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why we are using 4-20ma why cant we use 4-40ma

3 Answers  

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