what is disadvantage of field bus (ff)type of instrument

1 Answers  

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anybody having Qatar Petroleum questions for instrument Technician offshore ....please send me

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I faced several time siemens ps2 positioner automatically getting Chang in it's set point direction after auto calibration  So is there any causes biside this or  any  permissives ?

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hello this is dhinakar i am completed my instrumentation engg . recently i got job in sugar industry side. i like to ask one question can any one say what are the things i have to follow know more about industrial instrumentation,,,,,,,

6 Answers  

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applications of plc in printing and packaging?

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how u calibate pr tx without master tx?

2 Answers  

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what difeerent between HART and BRAIN?

3 Answers  

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why use 50% lel methane gas concentration for gas detector calibration instead of 60% lel gas concentration whereas the hi alarm set at 60% lel.

0 Answers   ONGC,

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In s7-200 we use HMI TD-200C , what that C stands for........ plz reply

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What is hp & mp seperator .& what is its working principle ?

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Why we are using sqare root in flow?

4 Answers  

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What are the logic behind 2x2 and 2x3 logic and more when ask in interviews

1 Answers   Reliance,

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