how the actually positioner of control valve working? where we gave 3-15psi pressure to I/P converter where it is firstly applied ?- on I/P to positioner then what happen? is control valve operate on 3-15 psi or its bench pressure?

2 Answers  

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what is proportional & what is proportional band

1 Answers   Nimir,

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How servomotor controls throttle valve of TURBINE?

0 Answers  

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Could anybody tell how much amps will a single input to plc will consume?

1 Answers  

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How to Calibrate Coriolis Flow transmitter in field

0 Answers  

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Differentiate between ultrasonic flowmeter and radar type flow meter

0 Answers  

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Why MUX JB's are using only Temperature Element in Fundation field bus?

0 Answers   Reliance Industries,

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Decibel.

0 Answers   CCIE,

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what is actual drum level and compensated drum level?

0 Answers   APGenco,

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I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.

0 Answers  

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what is the main supply source for pressure transmitter?

1 Answers  

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please send data bank of quetions answers on analytical instrumentation.

0 Answers  

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