Answer / aissa

why we use sensing type(NPN)on a vibration monitring
system not a (PNP)sensing type
ANSWER
it's a matter of THE COST since NPN technology is less than PNP

what is flow and flowrate? definate and diffrentiate it? pls post a valid ans thanks in advance

2 Answers   Qatar Gas,

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what is the difference between RS 232,RS 485,RS 422, how they different from each other

15 Answers   TCS,

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To find closed tank level by DP transmitter , how to findout its range.and insomeplace they using range like - 1500 to +1500 mmwc why not 0 to 3000 mmwc. how they spilit they range for minus and plus.and why?

1 Answers   Kuwait Oil Company,

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Hello to all....I am an Instrumentation Graduate and i am passed out in this year only.. I am unable to find the job in my core instrumentation.. so any boby tell me how to and where to search the job....please...and also tell me i there are any courses offered in the instrumentation stream so i can do it... you can send your suggestions to my mail-id i.e Ganesh20084u@gmail.com ... please..

0 Answers  

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How we will check whether the proximity, which we have is either NPN or PNP, if no data sheet or manual or any details is available to us ???

1 Answers  

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What is CNC

1 Answers  

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Relation in MMWC to Flow rate

1 Answers  

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How LVDT position transmitter works on DC supply(24vdc) from DCS, whereas transformer operates on AC supply? pls help..

1 Answers  

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Rtd sensor how to calibrate

5 Answers   Sepam Group,

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How to work ultrasonic flow meter ?

1 Answers  

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what is skin type thermocouple? how it is installed? what is the difference b/w thermocouple & skin type thermocouple? what is gounded & non-grounded thermocoplle? what is the diff b/w these two?

2 Answers   KazStroy Engineering, PSU,

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how can you set a zero and span of transmitter?

1 Answers   Rockwell,

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