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.

diffrence b/w accuracy and precision?

4 Answers   HPCL,

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what are the installation requirement is common to all flow meter when volumetric flow rate is being measured

1 Answers  

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what is skin type thermocouple? how it is installed? what is the difference b/w thermocouple & skin type thermocouple? what is gounded & non-grounded thermocoplle? what is the diff b/w these two?

2 Answers   KazStroy Engineering, PSU,

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Explain why plc require in analog input 4-20amp & 0-10 volt?

0 Answers  

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What is PDS and PDMS ?

0 Answers  

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Why only negative 24 vdc supply give in vibration measuring system.

6 Answers  

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how many types of orifice plates?and explain about it?

2 Answers   Kesoram,

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Transmitter reading is zero but in DCS showing one Bar what is the reason ?

3 Answers  

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what is transducer?

13 Answers   Sofcon,

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Im working in a shopping center, it is also hotel and office building, two towers exactly and someone is proposing a PLC control for the HVAC system, but Im thinking of a DDC control system. in this case what is the difference between PLC and DDC control?

1 Answers  

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In most instances, Inertia processes are quite uncommon. Give an example of a combined Resistance and Capacitance situation.Describe an application, which according to your understanding of the subject matter, comprises of both Resistance and Capacitance effects.

0 Answers  

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what is the difference between transmitter and converters?

9 Answers   Videocon,

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