Displaying Current Errors In The Plc - Omron ns series Operation Manual

3-10

Displaying Current Errors in the PLC

3-10 Displaying Current Errors in the PLC
If a PLC (CPU Unit) error (non-fatal or fatal) occurs, the error name will be displayed. If
multiple errors occur, only the highest priority error will be shown. In this case, the errors
in PLC can be displayed as a list as shown below. Also these errors can be cleared.
1. Press the Menu Button in the Main Screen and select PLC Error from the menu. The
Current Error List Dialog Box will be displayed.
• Current Error List
The following errors are displayed (in order of priority).
80
Fatal errors Memory Error
I/O Bus Error
Unit/Rack Number Duplication Error
Fatal Inner Board Error
Too Many I/O Points
I/O Table Setting Error
Program Error
Cycle Time Error
System Failure (FALS)
Version Error
Card Transfer Error
Literal Data Error
Non-fatal System Failure (FAL)
errors
Duplication (Comparison, Bus, Power Supply,
Communications) Error
Interrupt Task/Program Error
Basic I/O Error
PLC Setup Error
I/O Table Verification Error
Non-Fatal Inner Board Error
CPU Bus Unit Error
Special I/O Unit Error
SYSMAC Bus Error
Battery Error
CPU Bus Unit Setup Error
Special I/O Unit Setup Error
Backup Memory Error
Built-in Analog Error
Option Board Error
Tag Memory Error
Duplex Verification Error
Duplex Bus Error
Duplex Power Supply Error
Communications Duplex Error