What is the detail function of I/O card in DCS ? Why we dont use the I/O directly with controller?

3 Answers   Kekran Mekran, TCE,

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What is Actuator?

3 Answers   Descon,

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What is the reverse action and direct action

2 Answers   Samsung,

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why do we use 4-20 ma current why cant o-20ma

6 Answers   Southwest Cheese,

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it is possible to check the fail safe condition in pressure transmitter. if possible how?

0 Answers  

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if a tank is contaning oil and water than how can we measure the oil and water level seperately

3 Answers  

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What is Burnout feature in a recorder?

1 Answers   CCIE,

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my temperature transmitter in field showing 700 degree , whereas in dcs showing 459 degree, how to resolve this?

4 Answers   ONGC,

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What is the Working principle of Dozing valve?

0 Answers   Shree Cement,

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how u meassure a room temp?in rtd or themo couple?

4 Answers  

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What are advantages and disadvantage of the ac supply load cell?

0 Answers  

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What is the meaning of Dry contact and Wet Contact related to to sensors?

5 Answers   Emerson, Google,

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