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Chapter 7 3. Study the ladder logic program in Figure 7-32 on page 196, and answer the questions that follow: 6.You have a machine that cycles on and off during its operation. You need to keep a record of its total run time for maintenance purposes. Which timer would accomplish this? Chapter 8 1.Study the ladder logic program in Figure 8-35, and answer the questions that follow: 3.Study the ladder logic ladder program in Figure 8-37, and answer the questions that follow: 8.Write a program to implement the process illustrated in Figure 8-39. An up-counter must be programmed as part of a batch-counting operation to sort parts automatically for quality control. The counter is installed to divert 1 part out of every 1000 for quality control or inspection purposes. The circuit operates as follows

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