please can anyone tell me in detail, what's mean by open
loop and close loop?
Answer Posted / ravi vaya
Open loop is not give as feed back,when close loop is give
as feed back.
An open loop`s example is any PRV,PSV etc.
And
All control valves is close loop.
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
what will the sending unit in the fuel gauge utilizes?
The company where I am working, their is rosemount 5400 series radar type level transmitter, it is meant to show level of filled tank, but along with the level it is showing temperature also, so my question is how a onon-contact type radar type level transmitter can show temperature even if it does not have any contact with the fluid?
There are many type of control cable like pair,core,tried, What are defination each one
What is modbus?
How many ohms are required for proper earthing?
Why plc require in analog input 4-20amp & 0-10 volt?
what is the importance of CV in the control valves? how it is calculated?
Hi Friends , i need one urgent help , i am preparing for M.tech entrance examination , i need some obejective questions related to instrumentation field. where can i get those ? can anyone help me pls ?
How to calculate mmwc values into tonnes?
please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
Hi, Is there any smart plant instrumentation design training institute in Bangalore?
Whatis the reset ofset and control system in instrumentation
WHAT IS TMXT IN TEMPERATURE FOUNDATION FIELDBUS.
Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.
Calibration procedure for water rotameters