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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
2161I 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?
2120If the Barrier Fails during online then What will be the control valve position in field or Positioner action in the field.
3 6334why direct mounted pressure transmitters is always installed with DBB ( double bleed block) valve in process line or top of the tanks ?
2116In 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 11426how 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 4313why 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 11234Please 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 35952why? 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 5068Post New Instrumentation Questions
diff between neutral ,ground,phase , earthing and shielding?
draw the block diagram of a level transmitter ?
how to convert MA in to measuring values..and how mwasuring values into MA ?..plz ansr.i have intervw
what is the minimum power (P=VI)to produce a spark?
how to calibrate electro pneumatic positioner 8013 mil controls ltd ?gsr
I have got a call of IOCL interview for projects having 2yrs experience. What sort of questions should I expect in the interview?
full process of gas turbin?
What is the difference between modbus,fieldbus & profibus
what is the usage of QDV & VOLUME BOOSTER
how pressure transmitter work, what is its principal to measure and how its generate signal. for pressure transmitterinstallation which precautions must be taken ??
how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?
Boolean algebra
Please send me the sample question of Instrumentation of hpcl/iocl exam. my mail id hihi_kiholo@rediffmail.com
i am having information technology branh ....... can i prepare for psu exam
pls give me presant awerness quistion and answer in my emailid.
