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.

In my plant I want to mount a steam flow transmitter .Flow nozzel is already mounted in steam line .So how can i know the range to put in flow transmitter?

1 Answers  

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IS there any effect of vortex in low pressure side of the transmiter after the orific in feed water line? if yes then what is the calculation?

0 Answers  

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how to design orifice plate?what is the equation?

0 Answers   REL,

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how we convert Mili ampere to temp txt,level txt,flow txt,pressure txt range value

4 Answers   Saadi Cement,

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if we mount flow tube in arrow direction then flow comes in negative & if we mount it another direction then flow comes positive,So what will be the problem

2 Answers  

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WHAT IS SMART SENSOR AND DIFFERENT B/W SMART SENSOR AND SENSOR??? PLS GIVE ME ANSWER AS SOON AS POSSIBLE.....

1 Answers  

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What is SCR?

9 Answers  

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I have installed a RTD whose length is 2250mm(RTD stem length), but it's upper 200 -250mm is out of the reactor, and this upper 200mm stem is surrounded by atmospheric temp. And the lower portion i.e. 2000mm is in contact with the measuring fluid, then does the final measuring temp. Gonna change as the upper 200mm RTD stem is out of reactor?

1 Answers   Process Control Technologies,

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What you mean by multi stage control vavles?

0 Answers  

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In which principle Woodward Governor 505 work in power plant? What are the input of Woodward governor 505

1 Answers  

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Draw block digram for well head from well to shipping pump?

0 Answers  

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in which mode of the zener diode act when load voltage is approximately constant

1 Answers  

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