What is the use of +/- 20ma in analog measurement,and which instrument gives +/-20ma output

1 Answers  

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how can we calibrate RADAR LEVEL transmitter 0% to 100%

3 Answers   Chevron Phillips, Honeywell,

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Absolute pressure is 700psi,what will be the gauge pressure?

1 Answers   IFFCO,

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why does a transmitter o/o signal starts from 3-15psi or 4- 20mA?

11 Answers  

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Why we are using reverse action in displacer types level transmitters on some Vessels?

0 Answers  

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Close loop and open loop diagram for instrumentation

1 Answers   Petron ltd,

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Im having problems with interfase betwen SPI v7.0 and SPPID v5.05. Previous versions of Intools shoul be fixed with SPPIDproj.ocx file. It was necessary to replace this file with one that allows the connection between different versions of SPPID. It is necessary in the current version to do the same?Thanks

0 Answers  

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How many interlocks at turbine? Plz explain briefly

0 Answers   MRPL Mangalore Refinery and Petrochemicals Limited,

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what are the steps to follow force a particular input or out put from ics triplex esd system?

1 Answers  

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I have a close vessel tank which is under vaccum when in running condition so pl. Provide it's range for dp type tx whose flange to flange distance is 440 mm and density is 1

1 Answers  

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Can please tell mi about SIOS, PRM, SERVER, and what is the diference between PIN LAN, PCS LAN,APC Server, and please send the Doc if possible for referance,mail id patil_amit17@yahoo.com

0 Answers  

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defffrence between instruments and instrumentation

8 Answers  

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