Programmable Logic Controllers
5th Edition
ISBN: 9780073373843
Author: Frank D. Petruzella
Publisher: McGraw-Hill Education
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Expert Solution & Answer
Chapter 2, Problem 14RQ
a.
Explanation of Solution
Types of field output devices:
The type of field out...
b.
Explanation of Solution
Examples of discrete output devices:
Some of the examples of discrete output devices include
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Students have asked these similar questions
5. The most common type of I/O interface module in PLC is the discrete type, such as
A. Thermocouples, strain gages, or pressure sensors
B. Selector switches, pushbuttons, and limit switches
C. servomotors, stepping motors PID loops, and decoder inputs
D. multiplexed displays, and keyboards
Discuss in detail the components of a PLC with suitable sketch.
3. In modular PLC I/O is divided into compartments which separated modules can be
plugged to
A. Decrease the error ratio
B. Decrease the cost
C. Increase the efficiency
D. Increase the flexibility of operation
Chapter 2 Solutions
Programmable Logic Controllers
Ch. 2 - Prob. 1RQCh. 2 - What is the function of a PLC output interface...Ch. 2 - Prob. 3RQCh. 2 - Prob. 4RQCh. 2 - Prob. 5RQCh. 2 - Prob. 6RQCh. 2 - Prob. 7RQCh. 2 - Prob. 8RQCh. 2 - Prob. 9RQCh. 2 - Prob. 10RQ
Ch. 2 - Prob. 11RQCh. 2 - What are the advantage and the disadvantage of...Ch. 2 - With reference to PLC discrete input modules: a....Ch. 2 - Prob. 14RQCh. 2 - Explain the function of the backplane of a PLC...Ch. 2 - Prob. 16RQCh. 2 - Prob. 17RQCh. 2 - Prob. 18RQCh. 2 - What electronic element can be used as the...Ch. 2 - With reference to discrete output module current...Ch. 2 - What electronic element can be used as the...Ch. 2 - Prob. 22RQCh. 2 - Prob. 23RQCh. 2 - Prob. 24RQCh. 2 - Prob. 25RQCh. 2 - Prob. 26RQCh. 2 - Prob. 27RQCh. 2 - Prob. 28RQCh. 2 - Prob. 29RQCh. 2 - Explain the difference between a unipolar and...Ch. 2 - Prob. 31RQCh. 2 - In what two ways can the loop power for current...Ch. 2 - Prob. 33RQCh. 2 - Prob. 34RQCh. 2 - Prob. 35RQCh. 2 - Write a short explanation for each of the...Ch. 2 - Write a short explanation for each of the...Ch. 2 - Prob. 38RQCh. 2 - Prob. 39RQCh. 2 - Prob. 40RQCh. 2 - Prob. 41RQCh. 2 - Prob. 42RQCh. 2 - Prob. 43RQCh. 2 - Prob. 44RQCh. 2 - Prob. 45RQCh. 2 - Prob. 46RQCh. 2 - Prob. 47RQCh. 2 - What information is normally stored in the ROM...Ch. 2 - Prob. 49RQCh. 2 - Prob. 50RQCh. 2 - Prob. 51RQCh. 2 - Prob. 52RQCh. 2 - Prob. 53RQCh. 2 - Prob. 54RQCh. 2 - Prob. 55RQCh. 2 - Prob. 56RQCh. 2 - Prob. 57RQCh. 2 - Prob. 58RQCh. 2 - Prob. 59RQCh. 2 - Prob. 60RQCh. 2 - What is the function of a transducer?Ch. 2 - Prob. 62RQCh. 2 - Prob. 1PCh. 2 - Assume a thermocouple, which supplies the input to...Ch. 2 - With reference to I/O module specifications: a. If...Ch. 2 - Prob. 4PCh. 2 - Prob. 5PCh. 2 - Prob. 6P
Knowledge Booster
Similar questions
- The advantages of PLCs include: a. Reliability, Improved maintenance and troubleshooting and high cost b. Reliability, Improved maintenance and troubleshooting and offline programming c. Reliability, Limited application base, low costarrow_forwardIn a circuit design to be made using the 89C52 microcontroller, if a PWM signal is produced and DC motor speed control is desired, which module will definitely be used in the microcontroller? a) I / O b) ADC c) PWM d) Serial communication e) DACarrow_forward(a) How does the Cyclone III FPGA chip support efficient adder implementation? (b) Draw an NMOS-only inverter and explain its behavior if the input is logic-1. (c) How is CMOS inverter behavior different than part (b) for a logic-1 input? (d) What must be included in a testbench for a synchronous sequential circuit? (e) What two pin-related options must be properly set in the CAD tool and why?arrow_forward
- What is the difference between modes of operation (run,prog,rem)in plcarrow_forwardExplain the general structure of programmable controllers (PLC) by drawing figures. Write the names of the control elements to be connected to the input and output parts of the PLC.arrow_forwardDraw a plc ladder diagram for blinking lights with start and stop button. Please help me with this. Thank you in advanced.arrow_forward
- Create a PLC ladder logic diagram for an alarm that turns on when either A counts up to 10, or B counts down to 7.arrow_forwardDesign a PLC program and prepare a typical I/O connection diagram and ladder logic program for the following motor control specifications: • Three starters are to be wired so that each starter is operated from its own start/stop pushbutton station. • A master stop station is to be included that will trip out all starters when pushed.arrow_forwardDifferentiate the two types of instruction in PLC.arrow_forward
- Explain in detail the architecture of a PLC system by exploring on I/O modules, CPU, power Supply and programming devices.arrow_forwardIn the comparison of certain logic devices, it is noted that the power dissipation for one particular type increases as the frequency increases. Is the device bipolar or CMOS?arrow_forward1- Write a PLC ladder program to implement the process illustrated in Figure. 2- Indicate all the input and output field devices in their un-actuated conditions with symbolic addresses.arrow_forward
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