Omron C20K, C28K, C40K, C60K Troubleshooting

The Omron C20K, C28K, C40K, and C60K shoebox programmable logic controllers have been discontinued since March of 2002. These Omron ‘K’ series PLCs were popular controllers and have been in installations for over 25 years. We will take a look at this Omron PLC and review some troubleshooting techniques. Planning for the eventual fatal failure of the CPU will also be discussed. More information can be obtained at our website. This includes all of the links mentioned in this video. https://accautomation.ca/omron-c20k-c28k-c40k-c60k-troubleshooting The following are the manuals for the ‘K’ series PLCs. You will note that the C20 manual is also listed. This is because the ‘K’ series could use the C20 expansion modules. The C20 was also referred to as a ‘Flatpack’ PLC. Operation Manual – Sysmac C20K/C28K/C40K/C60K Programmable Controllers http://www.omronkft.hu/nostree/pdfs/plc/cxxk/w146e15_c20k_c28k_c40k_c60k_operation_manual.pdf This manual will go through the instruction set as well as how to program the unit using the handheld unit. (3G2C7-PRO15-E) Installation Guide – Sysmac C20K/C28K/C40K/C60K Programmable Controllers http://omronkft.hu/nostree/pdfs/plc/cxxk/w147e31_c20k_c28k_c40k_c60k_installation_guide.pdf This manual will review the installation and troubleshooting techniques on this programmable controller. C20 Programmable Controller – Sysmac C-Series – User’s Manual http://www.omronkft.hu/nostree/pdfs/plc/c20/w083e15_c20_user_manual.pdf This manual includes the installation, instruction set, and troubleshooting of the C20 PLC. 00:00 Omron C20K, C28K, C40K, C60K Troubleshooting 00:58 Omron Manuals 01:56 Hardware – Omron Troubleshooting 03:00 Errors on the CPU 04:44 Fuse Change 05:19 Relay Change 05:30 Battery Change 06:00 Troubleshooting with the handheld unit 09:47 Updating the Omron Controller https://www.accautomation.ca