How to control flow variations in magnetic flow maters..... When i will provide proper earthing?

0 Answers   ABB, L&T,

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HOW WE ARE DECIDING WHILE PROGRAMMING IN PID CONTROLLER THAT WE ARE USING HEATING OR COOLING???????

1 Answers   Eskom,

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Why mmwc unit is used?

0 Answers  

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what is the input of conductivity sensor and meter during the calibration time and what is the output?

2 Answers  

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When can a bypass not used on a positioner?

1 Answers   CCIE,

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What is the detail function of I/O card in DCS ? Why we dont use the I/O directly with controller?

3 Answers   Kekran Mekran, TCE,

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why we use only 4-20 ma signal as AI and not 0-20 ma?

2 Answers   Honeywell, Oil and Gas Jobs,

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which are types of orifice tap ?

2 Answers  

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why temperature transmitter is showing ambienttemp.but 21.5ma. alarm AO showing at the display &how to sloves this problem.

2 Answers  

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why we use 24 vdc in instruments mostly?

2 Answers  

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what is DCS and SCADA?

2 Answers   APL,

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How to rerange a dp type level transmitter after installation?

1 Answers   NSH,

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