Answer / senthil r.m

Redundancy concepts.
For server we have two power supplies.one is master and other standy.
Same for Automation processors,OSM also.
For I/O cabinets also

the main thing the system should not get disturbed itself and the process.

how micro-processor and micro controller different from architecture

3 Answers   Bhushan Power Steel,

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What is PID tunning

2 Answers   EID Parry, MFL,

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which type of filter gives the constant phase characteristics?

0 Answers  

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Please explain about FAT? What is the difference between FAT and SAT?

6 Answers   IBM,

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Can SmartPlant Instrumentation be used in a concurrent engineering environment?

1 Answers  

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what is the output of conductivity sensor and PH sensor?

3 Answers  

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I 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 Answers  

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A pressure differential gauge type of instrument has a manifold with 2 isolation valves (hp and lp),2 vents(1 each for hp and lp) and 1 equalizing valve. Determine the position of each valve(either fully closed or fully open) when troboulshooting to: 1. zero the transmitter. 2. determine if there is a block in the impulse line. 3. determine if the gauge is functioning properly. The process fluid is water.

1 Answers  

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in split range control system we are using two control valves,but we have only one positioner and one feed back link.so how we use this one feed back link for two control valves?

2 Answers  

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Why we are using temperature and pressure as a reference when measuring flow of steam?

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defination of radial vibration?

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Q- Which of the following is Close loop system - a-)respiratory System b-)traffic light system c-)washing machine d-)Room heater my option is A, what is our take on option B & C

4 Answers   Sail,

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