Answer / rameez_rz2000

1st of all we have to open the control valve 50% and then
the feed back link of positioner will came at 180 degree to
control vale and now we will adjust the screw

Answer / rk

think positioner is nothing but a control valve.installation of positioner is done by closing the valve,then it has flange which helps to b screwed with pipes.

how 3 out of 2 Logic/interlocks works? give brief explanation with help of diagram.

0 Answers   Adani Power,

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cheapest instru-- PMMC, EDM, rectifier, thermocouple.

3 Answers   ONGC,

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What standards are used for earthing of field instruments?

1 Answers  

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why temperature transmitter is showing ambienttemp.but 21.5ma. alarm AO showing at the display &how to sloves this problem.

2 Answers  

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What is MLFB number for Siemens?N How they are defined?Give me Answer with example like take any Signal module....

1 Answers  

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I want to measure and control level in tank of size 10*5 filled with gasoline, so plz give me the solution with clear details. how to select transmitter and sensors.

0 Answers  

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how to check control valve was passing?how to check online?

3 Answers  

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Identify the electrical variable that is either directly or inferentially used by various instruments to determine the value of a measured variable.

4 Answers  

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why we connect digital multimeter in series for dc current measurement and parallel for dc voltage measurement.

4 Answers  

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How to calibrate and check thermal mass flow meter of Make thermal instrument company inc model 60?

1 Answers   Wood Group,

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2. What is ultrasonic flowmeter?

1 Answers  

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What is the difference between HMI and Scada?

4 Answers   Schneider,

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