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3-10
Displaying Current Errors in the PLC
80
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).
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
Fatal errors
Literal Data Error
System Failure (FAL)
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
Non-fatal
errors
Communications Duplex Error
Summary of Contents for ns series
Page 2: ......
Page 15: ...NS Series Ladder Monitor OPERATION MANUAL LADDER MONITOR ...
Page 18: ......
Page 19: ...Section 1 Introduction ...
Page 31: ...Section 2 Installation ...
Page 43: ...Section 3 Basic Operation ...
Page 93: ...Section 4 Troubleshooting ...
Page 100: ...4 1 Troubleshooting 4 1 4 Error Message When Using Programming Console Function 98 ...
Page 101: ...Appendices ...
Page 106: ...A 2 Standard Models 104 ...
Page 107: ...NS Series Ladder Monitor OPERATION MANUAL I O Comment Extracting Tool ...
Page 109: ...Section 1 Introduction ...
Page 118: ...1 5 Specifications 12 ...
Page 119: ...1 5 Specifications Section 2 Installation ...
Page 121: ...2 1 Installing the I O Comment Extracting Tool Section 3 Basic Operation ...
Page 128: ...3 3 Uninstalling the I O Comment Extracting Tool 22 ...
Page 129: ...Appendix ...
Page 131: ......