what is the difference between the microcontroller and PLC?

9 Answers   HAL, Havells,

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What is the Main principle and formula for the steam flow compensation?

2 Answers  

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Why does a pressure gauge installed on reactor, doesn't have any vent line below to release the pressure? Is it any kind of designing mistake or it actually does not require any vent line? And if it does not require any vent line below it then how we are gonna release the pressure built inside the pressure gauge?

0 Answers   Process Control Technologies,

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IF I WANT TO BUY A THERMOCOUPLE THEN WITCH PARAMETER I LOOK

1 Answers  

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what is the difference between sinking and sourcing inputs and also what are there applications?

2 Answers  

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What is the purpose of valve positioner. Explain 4 uses.

2 Answers   SRACO,

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this site is owned by an nonsense

0 Answers   Bhel, Prolific,

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what is the basic working principle of I/P and Positioner in any control valve.

12 Answers   Essar, Visa Steel,

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

0 Answers   Chevron,

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why we use by pas on a positioner? When can a by pass be not used on a positioner ?

1 Answers  

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Convert a pressure, level, flow, or temperature process variable value into the appropriate pneumatic or electrical value given different types of instruments.

6 Answers   Jindal, MCL, Thermax,

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Instrumentation symbols interpration, P& ID, Logic diagram analysis, Electrical drawing analysis.

0 Answers   CCIE,

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