![]() Decide how you are going to turn the lights on and off and the timing method. Now if you want to do it yourself and get some help do this: 1. You can also follow us on Facebook and Twitter to receive daily updates. Question: Write ladder logic program in LogixPro (Allen Bradley PLC) for two way traffic light system using sequencer and timers with the following scenario: Path 1 Traffic Signal Red Light ON for 4 minutes while Path 2 Traffic Signal Green Light ON for 4 Minutes. We do not do your homework for you except for a fee - send 250. If you liked this article, then please subscribe to our YouTube Channel for PLC and SCADA video tutorials. The Logic is limited and not complete application. Note : The above PLC Logic provided for basic idea about application of PLC for Two Way Switch Logic. Also user can turn OFF the lamp by changing the status of one of the two switches. ![]() When lamp (Q0.0) is OFF then user can ON the lamp by changing status of any switch.And if either status of the bottom or top switch is different from other then lamp (Q0.0) will be OFF. If the status of the bottom switch (SW1) and status of the top switch (SW2) are same then lamp will be ON.In above program, we have added two NO contacts of SW 1 (I0.1) and SW 2 (I0.2) in series and NC contacts of SW1 (I0.1) and SW2 (I0.2) in parallel of this series SW1 & SW2 NO Contacts.For this application, we used S7-1200 PLC and TIA portal software for programming.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |