what is differnace between radar level tranmitter & hart type tranmitter?

3 Answers  

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In control valve proximity inductive sensor is taken as digital feedback for full open and full close.Normally its volts 24v when the sensor acts the feed back voltage 14v so that our relay not indicating in plc panel . kindly give the solution.

0 Answers  

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what is proportional & what is proportional band

1 Answers   Nimir,

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with the help of suitable diagrams different types of control valves

1 Answers  

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why two probes are used in turbine flowmeters?

2 Answers  

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what is sinking and sourcing....

2 Answers  

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In bently nevada vibration monitoring system,what is the reason to maintain the Resistance of the probe + extension cable equal to 95 ohm? If possible explain the basic principle of measurement with detail electronic circuits.

0 Answers   Essar,

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why do we use 4-20 ma current why cant o-20ma

6 Answers   Southwest Cheese,

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how to calculate static pressure in a pipe line,when we know the DP(differential pressure) in the line, area of the pipe? please any one tell me the relation between them..?

2 Answers  

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why we use 250 ohms across HART CALIBRATOR DURING CALIBRATION OF TRANSMITTER

4 Answers  

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what is cems analyzer explain with principle and drawing ?

0 Answers  

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relation between flow and differential pressure.

7 Answers   ABB,

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