Pls.could any one Clarify the following with an example. 1.At What condition Close on Rise and Close on Fall Pressure Switch contacts are used. 2.If Pressure is abnormal as per set pressure,if connecting Terminal of pressure switch breaks,how the voltage extends to Relay base. 3.Are these contacts come under fail safe philasaphy.

1 Answers  

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For 150 mtr cable run from DCS panel to transmitter (24 VDC with 4-20 ma output), need cable size. 1.5 sqmm is suitable?

2 Answers   NA,

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How find CGPA? when marks are 515/850 & 2559/3350. Plz any one tell me.

1 Answers  

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Any body have know try work calculation ???

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please tell me how maintainence person shifted to good epc company/design company

0 Answers  

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Which standard of hazardous area classification used in India?

1 Answers   Orchid,

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How to convert ma to mv? Resistance 250 ohm is connected in series or Parallel?

3 Answers   ISRO,

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what is intools software

2 Answers  

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I am new in work for 1 of our project we have some instrument in BOM including Pressure, Temp. and so on, I also noticed some objects like pressure switch process HOOK UP; which I don't know what does "HOOK UP" mean here.

3 Answers  

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What happen if we install my pressure transmitter below the elevation of pipe in natural gas service?

0 Answers  

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please can anyone tell me in detail, what's mean by open loop and close loop?

6 Answers  

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Why would an Engineer consider combining FEEDBACK and FEEDFORWARD control in some applications?

4 Answers   Jindal,

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