Mastering PLC Basics: The Mystery Of Normally Open Vs Normally Closed Contacts

Learn about normally open (NO) and normally closed (NC) contacts in Programmable Logic Controllers (PLCs). This video explains their roles in industrial automation, wiring methods, and programming techniques, with a practical example of a machine safety system. PLC Beginner’s Guide to PLC Programming https://accautomation.ca/programming/plc-beginners-guide/ 00:00 PLC Basics - Normally Open vs Normally Closed Contacts 00:18 Normally Open (NO) 00:30 Normally Closed (NC) 01:28 Example Here are the controllers that we have covered at ACC Automation: LS Electric XGB PLC Series (IEC Programming) https://accautomation.ca/series/ls-electric-xgb-plc-series/ BRX Do-More Series (Do-More Designer Software + Simulator) https://accautomation.ca/series/brx-do-more-plc/ Productivity Series https://accautomation.ca/series/productivity-1000-plc/ https://accautomation.ca/series/productivity-2000-series-plc-p2000/ Click PLC Series https://accautomation.ca/series/click-plc/