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how to connect transmitter measuring sulfur process? 1-by using long impulse line or 2- by using coated short impulse line
2105I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?
2054If the Barrier Fails during online then What will be the control valve position in field or Positioner action in the field.
3 6166why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?
2053In control valve , Failure position : Close If it is Fail close(FC) during failure of AIR.. what will be the initial/ normal position of control valve is it normally open or close? please some one explain soon..
2 11312how can we understand about dcs "bailey infi 90 dcs system" . how its work how signal come from field how it process and how o/p creative by controller. how its cards work.the bsic principle of working of dcs
1 4210why we take 4 to 20 mA as out put of every instrument like pressure transmittre ?why we cant take 0 to 20mA as output?
6 10980Please explain the difference between instrument range and calibration range in terms of pressure transmitter? line design pressure: 93 bar operating pressure : 82 bar press Transmitter Range? calibration range ?
L&T,
3 35784why? Boiler furnesh pressure transmitter mount in boiler top and it's impulse line is in bottom of the boiler. Aneybody kindly tell me this reason.
1 4983Post New Instrumentation Questions
How to Calibrate Radar Level Transmitter in Field
Isometric drawings are generated during _________________ phase of a project
i need some objective type questions in instrumentation
What is frequency factor in massflow meter? When using frequency output?
dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.
Gas equation
any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.
Can anyone convert a 5/2 way or 3/2 way valve into an ISO valve?
PLEASE PROVIDE SAMPLES OF CHEVRON SKILL TESTS
centrifugal compressor interlock? Tell me the parameter at which compressor will trip
How r the calculation of process line mpm.
what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.
Which type of diagphram use in costic line,DM water line,natural gas line,oil line?
How can i copy program (parameter) from mm440 (V.F.D.) by using BOP?
how to calculate range of level transmitter?
