please can anyone tell me in detail, what's mean by open
loop and close loop?
Answer Posted / senthil.doosan
example for open loop - u can only monitor the output of
the transmitter(pressure,flow,temp.level)
example for closed loop-u can monitor the output of the
transmitter (pressure,flow,temp.level) and u can control
the process by using these parameters feedback by final
control element.
Is This Answer Correct ? | 16 Yes | 1 No |
Post New Answer View All Answers
Which is your favourite subject & explain any one topic of it.
Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?
Draw a complete P&ID of a flow suction tank indicating all control & protection equipment. Indicate all its inlets and outlets. Explain the controls for this system
How to calibrate Magnetic flow Transmitter in Field
Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls
what is temperature compensation?
in differential pressure transmitter,min&max pressure range for hp&lp
Can u tell me the principle of the tc,rtd,level switch,pressure switch ,transmitter(pr flow level temp.),vibration...plz
how to measure oxygen which methods are using?
Please any one can provide latest aptitude test,technical test and interview questions for tata consulting engineering (TCE) i need it asap thanks in advance
how to rectify the poor signal strength in utrasonic digtial flow meter ,model:ge digital xce868i
I WANT SECURITY PAPER MILL, HOSHANGABAD TEST PAPER.KINDLY SEND TO MY MAIL ID
how can be calibrate flow indication transmitter (rosemount) it shows excess milli amps nearly about 24 ma on full scale, but its scale was set on 20ma on full scale..???how can be simiulate..???
How to calibration coriolis flow meter?
where proximity sensor installed on tank in loading arm application