Programmable Logic Controllers - With Access
5th Edition
ISBN: 9781259933523
Author: Petruzella
Publisher: MCG
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Textbook Question
Chapter 1, Problem 7RQ
Explain the main function of each of the following major components of a PLC:
- a. Processor module (CPU)
- b. I/O modules
- c.
Programming device - d. Power supply module
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Chapter 1 Solutions
Programmable Logic Controllers - With Access
Ch. 1 - Prob. 1RQCh. 1 - Identify four tasks in addition to relay switching...Ch. 1 - Prob. 3RQCh. 1 - Prob. 4RQCh. 1 - Prob. 5RQCh. 1 - Prob. 6RQCh. 1 - Explain the main function of each of the following...Ch. 1 - What are the two most common types of PLC...Ch. 1 - Prob. 9RQCh. 1 - Prob. 10RQ
Ch. 1 - Answer the following with reference to the process...Ch. 1 - Prob. 12RQCh. 1 - Answer the following with reference to the process...Ch. 1 - Prob. 14RQCh. 1 - Compare the PLC and PC with regard to: a. Physical...Ch. 1 - Prob. 16RQCh. 1 - Prob. 17RQCh. 1 - Prob. 18RQCh. 1 - Prob. 19RQCh. 1 - Prob. 20RQCh. 1 - List five factors affecting the memory size needed...Ch. 1 - Prob. 22RQCh. 1 - Given two single-pole switches, write a program...Ch. 1 - Given two single-pole switches, write a program...Ch. 1 - Prob. 3PCh. 1 - Prob. 4PCh. 1 - Prob. 5P
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Similar questions
- The method which the processor continually checks the status flags in each module to find which one caused the interrupt is called --------- a.software Polling b.bus master c.Echoing d.Check INTarrow_forwardneed a solution to these questions with digital controllers that use the 8086 processor simulator and study its programming methodsarrow_forwardWhat distinguishes interrupt-driven and programmable I/O?arrow_forward
- 19.a. If the RUN light on the CPU of a PLC is not illuminated, what should be your next action or check?A. Check the power supply's indicator light.B. Replace the CPU.C. Issue a START command at the console or laptop.D. Check for a COMM error light.arrow_forward(a) Taking Timer_A as an example, please describe briefly how the capture and compare module works; (b) How many interrupt vectors and several interrupt sources for Timer_A, what is the correspondence between them?v.arrow_forwardIn a few concise phrases, describe control registers.arrow_forward
- 7. _____ register Connected to the Processor bus is a single-way transfer capable. a. PC b. IR c. Temp d. Zarrow_forwardWhat are the two most important features of a microcontroller?arrow_forwardWhat is the addressing mode of each of the following instructions: a- INR C b- MVI M,00 c- RAL d- STA 2020 e- STAX Darrow_forward
- Develop two time delay routines for the PIC 16F84A microcontroller and calculate the actual time based on the 20 Mhz system clock. Can someone explain this problem step by step please. Thanksarrow_forwardHow can a register with serial input and parallel output be used as a serial register?arrow_forwardExplain the purpose of an Arithmetic Logic Unit (ALU) in a computer's central processing unit (CPU).arrow_forward
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