ABB DCS (AC 800 M)redundency take howmany milliseconds to switch from master controller to slave?should be less than DCS scanning time?

2 Answers   SCS,

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What information needs for Control Valve "sizing"

1 Answers   Qatar Petroleums,

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What is three element in drum level?

0 Answers  

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while am calibrating Drager polytron 2IR flame gas detector occured non zero status.how can i get zero status?

0 Answers   Gasco,

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What is the purpose of LO Overhead tank in turbines.

0 Answers   ADMA OPCO,

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draw the characteristics of chebyshev filter

0 Answers  

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a flow transmitter [range-0-400mbar] connected in process line. please explain me how to calibrate the flow transmitter , & how to do static error

0 Answers   L&T,

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what is meaning of static pressure

4 Answers   Ambuja,

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how we can calibrate level transmiiter in field?

6 Answers  

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How would i calibrate a new commissioned flow transmitter???

3 Answers  

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Tell me the field calibration procedure step by step with diagram of temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue).

1 Answers  

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what is control valve input and out put

10 Answers   Nirma,

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