Can a pneumatic control valve work without positioner?

Answer Posted / ajaya kumar behera

Yes we can only fully open/close by changing instrument air supply from header valve

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Where Can i take a SPI INtools training in Mumbai? In Rolta India Ltd to whom I should approach regarding of SPI INtools Training?

2319


Explain the mechanism behind the turbine meter.

690


what is effect of specific gravity in differential level transmitter , explain formula related with this .

1225


how to change measuring units from mmwc to cubm/h in rosemount air flow transmitter with hart communicator fluke 744

1922


What is rang ability?

1790






how to calibrate and troubleshooting of leveltroll?

1657


how to work MIL contol valve posistioner ?

1697


What is the purpose of bypass valve across AS valve.

1655


Can combine control system for Emergency control system (ESD)and Fire & Gas System ( F & G) is possble to built and offer to client? Can such system is as per Norms in India?

1555


What is the basic difference between Modbus and CAN Open Protocols

5811


how to work static pressure sensore how to work dpt

1401


Can any one send me IOCL instrumentation question papers.. i dont know the pattern of the questions and what to prepare can any one help me on this .. my email id is anwarnishil@gmail.com

1716


what is function of SCADA , and how is it work, explain with difination

1829


what is the minimum power (P=VI)to produce a spark?

1557


 why Fahrenheit unit of moistur analyzer transmitter

1787