Answer Posted / baban
Yes we can use a control valve without positioner.
We can use electro-pneumatic transducer.The transducer
receives a direct current input signal and uses a torque
motor, nozzle-flapper,and pneumatic relay to convert the
electric signal to a proportional pneumatic output signal.
Is This Answer Correct ? | 37 Yes | 16 No |
Post New Answer View All Answers
what is actual drum level and compensated drum level?
Explain bernoulli’s theorem. State its application.
send me HPCL paper
I am using 971 Enraf radar level transmitter for LPG tanks ,the tank side indicator gives the error code 999999999FL can any body give me any diagnostic for this issue?
How to Calibrate Level Troll in field
Can u tell me the principle of the tc,rtd,level switch,pressure switch ,transmitter(pr flow level temp.),vibration...plz
any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com
what is the process for double acting cylinder pneumatic for 32' v/v
I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID
please can any one tell me clearly about pid tuning i am confusing about this .how to tune pid easly?
What is Span Error
What is zener diode? What is voltage regulator?
How to calibrate displacer type level transmitter (chemtrol make )for level measurement in hotwell , LP & HP heater ?
What is wet leg condition and why is it used?
how can leve transmetter calibate in feild .and also put cv and flow plz .....