Rockwell Automation 1756-L7x GuardLogix 5570 Controllers - Manual (Page 107)

Rockwell Automation Publication 1756-UM022A-EN-P - November 2012 107
Go Online with the Controller Chapter 7
3. Follow the directions in the table below to connect to the controller.
When the controller and the Logix Designer application are online, the safety-
locked status and safety task signature of the controller match the controller’s
project. The safety-lock status and safety task signature of the offline project are
overwritten by the controller. If you do not want the changes to the offline
project to be permanent, do not save the project file following the go online
process.
Table 34 - Connect to the Controller
If the software indicates Then
Unable to connect to controller. Mismatch between the
offline project and the controller serial number. Selected
controller may be the wrong controller. Connect to the correct controller, select another project file, or choose the Update project serial number checkbox and
choose Go Online… to connect to the controller and update the offline project serial number to match the controller.
Unable to connect to controller. The revision of the offline
project and the controller’s firmware are not compatible. Choose one of the following options:
• Choose Update Firmware. Choose the required revision and click Update. Confirm your selection by clicking Yes.
IMPORTANT: The online project is deleted.
• To preserve the online project, cancel the online process and install a version of the Studio 5000 environment that is
compatible with the firmware revision of your controller.
You need to upload or download to go online by using the
open project. Choose one of the following options:
• Upload to update the offline project.
• Download to update the controller project.
• Choose File to select another offline project.
Unable to connect in a manner that preserves safety task
signature. Controller’s firmware minor revision is not
compatible with safety task signature in offline project. • To preserve the safety task signature when the firmware minor revision is incompatible, update the firmware
revision in the controller to exactly match the offline project. Then go online to the controller.
• To proceed with the download despite the safety task signature incompatibility, click Download. The safety task
signature is deleted.
IMPORTANT: The safety system requires revalidation.
Unable to connect to controller. Incompatible safety task
signature cannot be deleted while project is safety-locked. Cancel the online process. You must safety-unlock the offline project before attempting to go online.