What is the difference between PLC and DDC?

0 Answers   Emami,

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How to check loadcell working or notworking

2 Answers  

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In 16' pipeline one pcv is installed which is controlled by PT installed at inlet of PCV.If Flowrate in pipeline increases what will happen to pressure at the inlet of pcv.

5 Answers   Essar, vssc,

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instrumentation

1 Answers   Tata Steel Limited,

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Name four general (not technical) criteria that would you consider important, when deciding upon a particular control valve?

1 Answers  

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how to callibrate a new i/p converter

7 Answers   TATA,

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What is TMR

3 Answers  

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Why mixer nd grinder Is example of constant torque load not variable torque load ???

0 Answers  

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What is the solution if rotork motorised control valve showing pink Colour in dcs.

3 Answers   Bhushan Power Steel,

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WHY TEMPERATURE TRANSMITTER USED AS WE CAN CONTROL THROUGH THERMOCOUPLE/RTD

5 Answers   Samsung, Thermax,

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why we use 4-20 mA for calibration of the instruments.why we cant use 0-20 mA?

5 Answers  

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The DCS has the following signal type:

3 Answers  

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