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1

System Circuit Diagram

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2

Rules for Circuit Diagram

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3

Rules for Circuit Diagram

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4

Rules for Circuit Diagram

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5

Rules for Circuit Diagram

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6

Rules for Circuit Diagram

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7

Rules for Circuit Diagram

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8

Example 1

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9

Example 1 (direct control)

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10

Exercise 1

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11

Exercise 1

Compare the above figures and find the solution:

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12

Example 2 (indirect control)

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13

Example 2 (indirect control)

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14

Example 3 (AND)

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Example 3 (AND)

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Example 3 (R)

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Example 3 (R)

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18

Exercise (R)

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Exercise (R)

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20

Hint 1

Exercise (R)

In complete  Hint 2

Hint 4

Hint 3