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What are the materials available to prepare individually for competetive exams in Instrumentation field? Plz reply...
2157i am working in the automation company...i want to just know how actully pid control valves are tune????...
1 4880What is standard of DCS panel design?and what is step of DCS panel design?wiring and type of connector(screw or DB connector)
2161What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.
2269Describe the functions of the Operator Interface including the considerations related to alarming and display layout/configuration/layers.
2137Describe the basis on which alarms should be generated and how their associated priority is determined
3 5313In closed loop control there are several “blocks” used to show the interactions between the process and the control system. These blocks are referred to as the “process” and the “controller.” Describe the relationship between these two blocks when creating a well tuned control loop.
1 4209Define the difference between a stable versus an unstable controlled system and some of the tools you might use to be able to detect when this is happening and assumptions used for control system application design that could contribute to instability
1887What inherent design and operating principles are included in a modern control system to use predictive maintenance practices to increase overall system reliability?
2146Post New Instrumentation Questions
why we use cascade control and feed forward control in 3 element drum level control measurement of steam drum .what is cascade and feed forward control system ?give example .
What are de-saturators?
when a magnet is heated?
how to relay switch sense the fault?
what is the minimum power (P=VI)to produce a spark?
please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...
why we are using magnet for calibration of gas detector?
how u calibrate pneumatic n motorized c/v?
I want measure the volumetric flow of gas in waste heat recovery Boiler?Tell me how and which type of instruments required. Plz mail me:naba02222@gmail.com Sam please post the answer .
draw the block diagram of a level transmitter ?
Specific gravity.
Specify ideal accuracy of flow element like orifice plate, Ventury, Annubar. Ultrasonic flow meter etc.
what about your moleg in pogrees with company
what is different between 2,3&4 wire rtd and how much maximum distance using plc to field.
what is function of sensor, and how is it work , explain with difination
