Industrial Motor Control
7th Edition
ISBN: 9781133691808
Author: Stephen Herman
Publisher: Cengage Learning
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Chapter 53, Problem 8RQ
To determine
The solid state device that is used to connect the load to the line if an I/O controls a DC voltage.
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Chapter 53 Solutions
Industrial Motor Control
Ch. 53 - Prob. 1RQCh. 53 - Name two differences between PLCs and common home...Ch. 53 - Name the four basic sections of a PLC.Ch. 53 - Prob. 4RQCh. 53 - What device is used to program a PLC?Ch. 53 - What device separates the CPU from the outside...Ch. 53 - 7. What is opto-isloation?
Ch. 53 - Prob. 8RQCh. 53 - Prob. 9RQCh. 53 - Prob. 10RQ
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- How many layers of semiconductor material are used to construct an SCR?arrow_forward17- The memory unit of PLC is used to write the program to control output device. Select one: True Falsearrow_forwardWhat solid-state device is generally used to produce variable frequency in drives designed to control motors up to 500 HP?arrow_forward
- What is the name of the module that allows the different serial buses in a multiplexed system to communi cate with each other?arrow_forwardWhat industry first started using programmable logic controllers?arrow_forwardWhy are normally closed components such as STOP push buttons programmed normally open instead of normally closed when entering a program into the memory of a PLC?arrow_forward
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