Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion...
Transcript of Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion...
![Page 1: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/1.jpg)
© Festo Didactic 89791-00 63
Directional valve actuators. Direct actuation (manual and mechanical). Port labeling. Operation of a 3-port, 2-position mechanical valve. Pilot actuation. Electrical actuation. Electro-pneumatic actuation.
Check valves
Circuit Valves
Exercise 3
EXERCISE OBJECTIVE
DISCUSSION OUTLINE
DISCUSSION
![Page 2: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/2.jpg)
Exercise 3 – Circuit Valves Discussion
64 © Festo Didactic 89791-00
Needle valves
Flow control valves
![Page 3: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/3.jpg)
Exercise 3 – Circuit Valves Discussion
© Festo Didactic 89791-00 65
![Page 4: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/4.jpg)
Exercise 3 – Circuit Valves Discussion
66 © Festo Didactic 89791-00
![Page 5: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/5.jpg)
Exercise 3 – Circuit Valves Discussion
© Festo Didactic 89791-00 67
Directional control valves
m n mn
envelopes
![Page 6: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/6.jpg)
Exercise 3 – Circuit Valves Discussion
68 © Festo Didactic 89791-00
a Appendix D shows examples of directional control valve symbols.
Directional valve actuators
valve actuators operators
a Appendix D shows the symbols used for the main types of valve actuators.
oreither or
and
Direct actuation (manual and mechanical)
![Page 7: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/7.jpg)
Exercise 3 – Circuit Valves Discussion
© Festo Didactic 89791-00 69
Port labeling
Operation of a 3-port, 2-position mechanical valve
![Page 8: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/8.jpg)
Exercise 3 – Circuit Valves Discussion
70 © Festo Didactic 89791-00
Pilot actuation
![Page 9: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/9.jpg)
Exercise 3 – Circuit Valves Discussion
© Festo Didactic 89791-00 71
Electrical actuation
![Page 10: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/10.jpg)
Exercise 3 – Circuit Valves Discussion
72 © Festo Didactic 89791-00
Electro-pneumatic actuation
![Page 11: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/11.jpg)
Exercise 3 – Circuit Valves Discussion
© Festo Didactic 89791-00 73
c ElectricityProgrammable Logic Controllers
![Page 12: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/12.jpg)
Exercise 3 – Circuit Valves Procedure Outline
74 © Festo Didactic 89791-00
Directional control valve applications
Observations as the system operates. PLC outputs for directional control valves. Manual overrides.
Presenting your work.
Pneumatic components and their symbols
PROCEDURE OUTLINE
PROCEDURE
![Page 13: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/13.jpg)
Exercise
© Festo D
e 3 – Circuit Va
Didactic 89791-00
alves Proced
0
dure
75
![Page 14: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/14.jpg)
Exercise 3 – Circuit Valves Procedure
76 © Festo Didactic 89791-00
![Page 15: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/15.jpg)
Exercise 3 – Circuit Valves Procedure
© Festo Didactic 89791-00 77
![Page 16: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/16.jpg)
Exercise 3 – Circuit Valves Procedure
78 © Festo Didactic 89791-00
b
Electro-pneumatic directional control valves
Observations as the system operates
![Page 17: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/17.jpg)
Exercise 3 – Circuit Valves Procedure
© Festo Didactic 89791-00 79
b
PLC outputs for directional control valves
![Page 18: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/18.jpg)
Exercise 3 – Circuit Valves Procedure
80 © Festo Didactic 89791-00
a These tables are shown along with figures showing the directional control valves and their valve actuators. In Step 12, you will associate each PLC digital output with a valve actuator.
![Page 19: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/19.jpg)
Exercise 3 – Circuit Valves Procedure
© Festo Didactic 89791-00 81
![Page 20: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/20.jpg)
Exercise 3 – Circuit Valves Procedure
82 © Festo Didactic 89791-00
![Page 21: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/21.jpg)
Exercise 3 – Circuit Valves Procedure
© Festo Didactic 89791-00 83
![Page 22: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/22.jpg)
Exercise 3 – Circuit Valves Procedure
84 © Festo Didactic 89791-00
Manual overrides
a Avoid using a pencil or other instrument that will leave marks on the valves. Do not use an instrument with a sharp point that could damage the valves. Do not use the probe of a multimeter as the wire connected to the probe could dangle on the workstation and be caught in an actuator.
![Page 23: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/23.jpg)
Exercise 3 – Circuit Valves Procedure
© Festo Didactic 89791-00 85
a When one solenoid on a double solenoid valve is energized, the manual overrides on that valve have no effect.
If this prevents you from identifying the valve using the manual overrides, refer to your answer to the questions in Step 7.
![Page 24: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/24.jpg)
Exercise 3 – Circuit Valves Procedure
86 © Festo Didactic 89791-00
Flow control valves
![Page 25: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/25.jpg)
Exercise 3 – Circuit Valves Procedure
© Festo Didactic 89791-00 87
b
Troubleshooting
a As a systems operator, you should be able to localize malfunctions and identify their causes and sources. In some cases, you will be able to fix the malfunction yourself. In many cases, however, you will be required to document the malfunctions and pass this information onto the appropriate experts for resolution. Be as precise as possible in describing the problem. Refer to all components using the correct names and device tags as shown in the system plans.
![Page 26: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/26.jpg)
Exercise 3 – Circuit Valves Procedure
88 © Festo Didactic 89791-00
Presenting your work
![Page 27: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/27.jpg)
Exercise 3 – Circuit Valves Conclusion
© Festo Didactic 89791-00 89
End of the exercise
CONCLUSION
REVIEW QUESTIONS
![Page 28: Pneumatics, 3 Circuit Valves - Lab-Volt · circuit valves exercise 3 exercise objective discussion outline discussion,qohw sruw 9doyh vhdw %doo ru srsshw %rg\ /ljkw vsulqj 6sulqj](https://reader031.fdocuments.net/reader031/viewer/2022030517/5ac2e4537f8b9a333d8b77c5/html5/thumbnails/28.jpg)
Exercise 3 – Circuit Valves Review Questions
90 © Festo Didactic 89791-00