Answer / touch2gobi

Input - 4 to 20mA

Output - 3 to 15 psi pressure to move stroke or spindle of
control valve between 0 to 100 % Linear movement

Any comments, Please welcome

Answer / mohammad reyaz a nsari

Input- 4-20mA
Output- 3-15psi

Answer / sherkhan

We cant say just 4-20mA or 3-15 psi. even 0-10v o/p is also there. it depends upon the application we have. if we have an i to p converter, then we can say that i/p is 4-20mA and output is 3-15 psi

Answer / mohammad anwar

input 4-20 ma 
output 3-15 psi

Answer / ayaz

please re-read the question we don't know which type of control valve but when pneumatic control valve shall write in question then we wrote the answer
 input is 4-20 ma 
 output pneumatic depending on control valve bench set  for example 3-15 psi or 6-30 psi 

Answer / mohammad abutalib

Control valve input signal : 4, 8,12,16,20
Output signal 3,6,9,12,16

Answer / joseph sathish a.

IN PUT 4 8 12 16 20 ma

OUT PUT 3 6 9 12 16 psi

Answer / vijay

input for control valve will be stem displacement
output will be % opening of control valve

Answer / sundara pandian

control valve i/p : 3-15 psi
o/p : 4-20 ma

Answer / mayurparmar79

input is pressure and output is 4 to 20 m.a.

In which principles tx ,pressure gauge,Temp gauge,control valve works?

0 Answers   Bajaj, Professional Instruments,

where proximity sensor installed on tank in loading arm application

0 Answers   Kalpena Industries,

In control valve there are two type of valve seat we can use metal to metal seat & soft seat.On this valve seat i have following doubt. 1)I have never seen practically the internal assembly of valve so my doubt is that basically weather the seat is soft seat or metal its basic MOC is same as valve body(SS or CS) only in soft seat we are using PTFE ring & place on valve seat & in metal this PTFE ring is not threr am i correct??????? 2)what are the common general rule for using metal to metal seat & soft seat,means its depend on process parameter like liquid,gas, steam & on valve leakage class.

1 Answers  

how to know the URL and LRL for steam drum level and why the calibration range is in negative ?

1 Answers   JSW, Samsung,

Somebody can explain me about >Critical Loops, calibrations, ESD critical Loop checks, Logic Diagram / Cause & Effect checks for ESD loops,

0 Answers  

in valve is constructed as per SME B 16.34, then which standard is used for fire testing of valve?.

0 Answers  

describe flow nozzel principle?

0 Answers   SEWA,

I want to install analog type, flange mounted gas flow meter (line size - 2"), for CNG flow measurement.Kindly give some details of flowmeter or suppler name, available in India.

1 Answers  

How does a single acting, spring return ball valve actually work? Does it require continuous air supply? 

0 Answers   Process Control Technologies,

PLEASE PROVIDE SAMPLES OF CHEVRON SKILL TESTS

0 Answers  

what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??

0 Answers  

PLZ explain to me massflow

4 Answers