Answer / ejazmaqsood

because the ma will not drop during any resistance of the wire. voltage can be drop. regarding the 4 ma its live zero mean running condition. we cannot the confirm that our instrument live or not.

thermocouple output is AC OR DC??

17 Answers  

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what is solenoid valve?

6 Answers   Hindustan Zinc,

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What do you need to consider when installing a flowmeter

2 Answers  

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what is the difference between CPC and i/p converter

1 Answers   Siemens,

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How can we cheak the ENCODER ?

1 Answers  

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In case of Transmitter's(e.g.Ultrasonic Flow meter ) we have an normal practise of selction of upstream and downstream distance such as (20D and 5D ).can anyone please let me know whow to calculate "D" ?? i guess it refers to pipe thickness is t right ?

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What is the purpose of valve positioner. Explain 4 uses.

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Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.

0 Answers  

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why 4-20 mA in covection system?

3 Answers  

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Why is a dead weight tester so called by that name?

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what is the difference in Kg/cm2 and mmwc?

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What does threshold mean? what does tolerance mean?

1 Answers   DEWA,

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