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 Categories >> Engineering >> Instrumentation
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Question Asked @ Answers Views     Select
Make a ladder diagram on LSL valve will close, on PSL valve will open and start the motor ccie   0  411
Draw a 3 element level control loop and explain ccie   1  2740
NPN transistor, SCR, Zener diode, LED, Varactor diode, Vortex meter, RTD, Resistor, Crystal ccie   0  473
Draw symbols of the following : ccie   0  377
Draw a wheatstone bridge circuit showing supply, meter and 3 wire RTD connection ccie   0  299
Draw a great bridge circuit. ccie   0  276
What is Burnout feature in a recorder? ccie   1  1367
What is Erosion in a control valve? ccie   0  296
What is Cavitation in a control valve? ccie   0  346
What is Vena contracta? ccie   2  2009
What are the types of control valves available ccie   0  257
Explain about the leakage class of the control valves ccie   0  366
How will you change the action of a control valve? ccie   0  546
When can a bypass not used on a positioner? ccie   1  1055
What is the use of valve positioner? ccie   1  2304
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Un-Answered Questions
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What is hp & mp seperator .& what is its working principle ? 429
what is the input to be given in digital flow meter during the the calibration time? 370
The company where I am working, their is rosemount 5400 series radar type level transmitter, it is meant to show level of filled tank, but along with the level it is showing temperature also, so my question is how a onon-contact type radar type level transmitter can show temperature even if it does not have any contact with the fluid? 109
Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer 2276
How can measure flow in oil line?which type of transmitter is generally used? 1237
few questions on RS 232,1 question on relationship of impedance and turns ratio, many questions on flowmeters 233
which type of zones used for boiler? & why ? 284
how to calibrate corollaries (Mass flow meter)? 487
How to work togather like sov,limit switch,proxy switch and booster in xv 1817
What is the exact differences between HART,FOUNDATION FIELDBUS,PROFIBUS? 1339
what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ?? 1013
I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec. 329
god evening sir i am studying & i elegible to all industies 243
why any measurement made interms of pressure is more accurate ? to be more precise most of the flow velocity is made interms of pressure and it is accurate. what is the reason behind pressure measurement being accurate ? 293
Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter? 368
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