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In power plant to measure vibration of a turbine we install sensors. Before install this sensor we have to set gap voltage. What is meant by gap voltage and its use?
2074What is the detail function of I/O card in DCS ? Why we dont use the I/O directly with controller?
3 15769I have observed in field instrumentation work... I remove the fuse of an analog transmitter then it shows 7.75 kg/sq cm (which is practically wrong value)in DCS and when put the fuse it shows 0 in dcs. Then cheach the field transmitter termination and found moister. clean that and then it shows 1.1 kg/ sq cm which is right value. Please describe the above phenomenon.
1 4410What is compensation for flow ? Why we use compensation ? What are the factors of different compensation ? We not use then what problems may happen ?
1979In most process, speed of motor controlled by control system with a reference pot . Now if i start & it becomes uncontrollable, i.e.gets directly start & stop after certain time.Then which reasons can make such problem? can motor may be faulty?how?
3 6221IS there any effect of vortex in low pressure side of the transmiter after the orific in feed water line? if yes then what is the calculation?
2398Post New Instrumentation Questions
How to work togather like sov,limit switch,proxy switch and booster in xv
KAlman filter code for two dimension?
What are different type of instrument cable
What is the GK Value in Flowmeter?
What is force balance principle? State some of its’ advantages.
What is hp & mp seperator .& what is its working principle ?
how to tune siemens sipart electro pneumatic positioner..plz tel me..
is motorized valve closed when power shutoff?
what is moisture probe? What are there types? What is there working principle and how they works? guys this is one of technical question I had ask in interview. If you know its answer please let me know. The interviewers were more interested in microwave moisture probe, so if you find its any link please just forward me on my mail id.avinash1200@gmail.com Thanks in advance.
DEAR SIR/MADAM MY NAME IS ARKAPROVA BHATTACHARYYA.I AM A FRESHER INSTRUMENTATION ENGINEER.CAN YOU PLEASE SEND SOME QUESTION PAPERS OF GRADUATE ENGINEER TRAINEE EXAM OF DVC(DAMODAR VALLY CORPORATION).MY EMAIL IDs ARE arka_aec@rediffmail.com.
what is metal of piston ring
What is stripper & spilitter ? Diffrence in this.?
Area classification, Equipments, Gas groups, temperature classification, Ingress protection, Fire Extinguishers.
Instrumentation Safe Guarding test. How to determine the interval time of the test. eg:Halfyearly,Every year,Every three years etc.
Difference between 2-Valve Manifolds, 3-Valve Manifolds and 5-Valve Manifolds 3 with diagram
