Answer / hams

Key phasor always used to give pulse triggering in each and every rototion of the shaft.

Answer / mst

it is used for determining a phase angle.
during trim balancing of turbine it is used to identified certain vibration in a specified angle.

Answer / raj

Keyphasor use foe turbine RPM measurement

Answer / vikrant kumar

IT USED TO ELIMINATE MANY POTENTIAL PITFALLS AND HELPS TO GIVE GOOD DIAGNOSTICS. ITS GIVE VISUALIZATION OF PROPER NOTCH AND GEARS POSITION.

Answer / jong oconer

keyphasor is used for speed monitoring.

Answer / umapathi r

Keyphasor is used for reference signal in absolute phase and also measured the shaft speed

Answer / unaise

keyphasor is used to insert vibration sensor or proximeter prob

where do you give the 4-20 ma i/p in a MIL control valve?

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What is instrumentation measurement?

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10 Answers  

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 ?

2 Answers