Answer / bravo

Cascade control is having two controllers,one as primary and the other as secondary to increase the effective and accuracy of your control system

N:B the output of the primary controller is the setpoint of the secondary

what are the basic instructions used in simatic s7-300 plc?

5 Answers   Dr Reddys, HZL, Siemens,

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HELLO FRIENDS PLZ EXPLAINE ME WHAT IS ORIFICE?AND HOW WE ARE USING IT IN INSTRUMENTATION

5 Answers   Wartsila,

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Please explain the difference between instrument range and calibration range in terms of pressure transmitter? line design pressure: 93 bar operating pressure : 82 bar press Transmitter Range? calibration range ?

3 Answers   L&T,

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what is exact time to study dcs and plc cources

0 Answers  

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i feel sq. pipe is better than round pipe pls give comment for this. advance thanks for reply

3 Answers  

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what is burner management system?

2 Answers   Alstom,

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Example of dry contacts & wet contacts?

3 Answers  

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How to find the range of DP cell Transmitter for measurement of level in closed vessel.

3 Answers   Rosemount,

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what do you mean by cathodic protection?

1 Answers   Saipem,

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what is the principal of flow transmeter,level trans meter,presser transmeter?

11 Answers   Nestle, Reliance,

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DCS marshilling Cabinet Power supply can be replace during plant running time?

1 Answers  

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if differential pressure created by orifice falls below vapour pressure of liquid flowing through it what will happen

1 Answers   BARC,

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