Uploading Programs from PLC to Computer

Introduction

• Topic: Uploading programs from PLC (CP1E model) using CH Programmer software.
• Importance: Keeping a backup of programs to prevent data loss in case of PLC malfunction.

Uploading Options

1. Direct Online Upload
2. Project Creation Upload
   • Create a project and then upload from the PLC.

Preparing for Upload

• Connect USB from PLC to computer.
• Check device connection:
  • Go to Device Manager and ensure the Omron CP1E device is recognized.

Steps for Direct Online Upload

1. Open CH Programmer software.
2. Select Direct Online option.
3. Choose USB as the connection method.
4. Click Connect:
   • The software will search for the PLC automatically.
5. Wait for detection and upload confirmation:
   • Upload successful message indicates the program is backed up.
6. Save the uploaded program:
   • Example: Save as "CP1E Upload 1".

Testing After Upload

• Check the status of the PLC to ensure program functionality:
  • Test commands such as starting relays and timers according to the uploaded program.

Steps for Project Creation Upload

1. Open CH Programmer and create a new project:
   • Example: Name it "CP1E Upload 2".
   • Ensure hardware settings match the actual PLC configuration.
2. Click Online to establish a connection with the PLC.
3. Use Transfer option to upload from PLC to the project:
   • Command: CTRL + SHIFT + T for quick access.
4. Confirm upload success and check main program.
5. Save the project:
   • Example: Save as "Upload 2" to have multiple backups.

Backup Importance

• In case of PLC failure, having backup programs allows easy restoration without needing to rewrite the program.

Conclusion

• Encourage viewers to comment for questions and subscribe for future videos.
• Next video: Additional functions of Omron PLCs.

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