Answer Posted / praveen kumar

by instrument called OTDR

RTU remote Terminal Unit, for SCADA system used,all the
calbes are connected in RTU only.

can we create an interrupt in plc through scada?

2385

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Which is the best field foundation bus. ( FF ) Yokogawa, Honeywell or others ?

1798

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Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.

2249

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Why grounding is necessary? Give example with diagram.

2224

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Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?

1768

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what deference between panel earth and systemearth

2337

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applications of plc in printing and packaging?

2219

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How to decrease opening & closing time of on/off valve?

1516

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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?

2283

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Area classification, Equipments, Gas groups, temperature classification, Ingress protection, Fire Extinguishers.

2028

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How servomotor controls throttle valve of TURBINE?

1968

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Explain pH, Conductivity.

2173

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Can please tell mi about SIOS, PRM, SERVER, and what is the diference between PIN LAN, PCS LAN,APC Server, and please send the Doc if possible for referance,mail id patil_amit17@yahoo.com

1986

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how pressure transmitter work, what is its principal to measure and how its generate signal. for pressure transmitterinstallation which precautions must be taken ??

1754

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please send the sample qustion paper for iocl written test ..

3722

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