Answer / lokky

In ultrasonic flow meter used ultrasound wave which are produced by piezo electric like crystel.
there are one reciver and one transmitter which can placed
1. inside the pine in the direction of flow
2. outer the pipe.
3. inclined to the pipe.

Why 24VDC power Supply is used as standard for all loop powered transmitters?

8 Answers   Lupin,

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what is linerity and non-linearity?

2 Answers  

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I am a instrument technician. recently i attend interview and face one of question for DP transmitter ,the client asking about the calibration of DP transmitter ,am answer the calibration procedure, they will ask one more question. why open LP side in atmosphere? i did not answer that question. so please help me and explain the particular question. Dear firends waiting for your valuable replay

3 Answers   Qatar Petroleums, Samsung,

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The performance of a pump is monitored by measuring the ________ and _________ pressures

1 Answers  

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how to turbine speed measurement?

0 Answers   Jindal Steel and Power,

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can i get model question papers of mahagenco exam?

11 Answers   MahaGenco, MSGEN,

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How to isolate a DPT from line in the condition that process must not be disturbed,and process is also critical and no bypass is available.?

4 Answers   Descon,

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How to Calibrate Vortex Flow transmitter in field

0 Answers  

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i am working in the automation company...i want to just know how actully pid control valves are tune????...

1 Answers  

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what is the field bus calble ? what are diffrences in orang colur cable and black coular calble ?

0 Answers   ABB, Yokogawa,

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Identification of control valve parts.

0 Answers   CCIE, Oil and Gas Jobs,

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what is the meaning if the control valve CV is 27,in terms of selecting procedure?

2 Answers  

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