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A multiple-variable digital control uses a reaction vessel for which binary inputs of level, temperature, and pressure drive binary outputs to the input valve and the output valve.

A digital HIGH opens a valve. The following conditions must be satisfied:

Pressure

Temperature

Level

Input Valve

Output Valve

H

H

H

L

H

L

H

H

L

H

L

H

L

L

L

L

L

L

H

L

H

L

L

H

H

H

L

H

L

L

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M92202887

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