7
Description The I/O pack has gone to the Offline state
Possible Cause
During commissioning or maintenance:
• Ethernet cable disconnected or connected to wrong port
During normal operation:
• Controller is offline or restarted.
• Faulty Ethernet switch/cable
Solution
During commissioning or maintenance:
• Check the Ethernet cable.
During normal operation:
• Verify that the controller is not offline.
• Replace the Ethernet switch/cable.
16
Description System limit checking is disabled
Possible Cause System checking disabled by configuration
Solution System checking was disabled by the configuration.
Common I/O Module Functionality GEH-6855_Vol_II System Guide 445
Public Information