Omron NX701-1700 User Manual page 167

Event name Non-volatile Memory Life Exceeded
Meaning The specified number of deletions for non-volatile memory was exceeded. Or, the number of bad blocks in memory
exceeded the specified value.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
Non-volatile memory life expired.
Attached None
information
Precautions/ None
Remarks
* For details, refer to I/O Operation for Major Fault Level Controller Errors on page 5-7.
Event name CPU Unit Overheat (Operation Stopped)
Meaning Operation was stopped because the temperature inside the CPU Unit was too high.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
The ambient operating temperature is
too high.
Attached None
information
Precautions/ None
Remarks
*1 For details, refer to I/O Operation for Major Fault Level Controller Errors on page 5-7.
NX-series CPU Unit Hardware User's Manual (W535)
Source details
Major fault Recovery
Stops. Operation
Data type
---
Correction
Replace the CPU Unit.
Source details
Major fault Recovery
Stops. Operation
Data type
---
Correction
Make sure that the ambient operating
temperature stays between 0 and
55°C.
• Provide enough space for good air
flow.
• Do not install the Controller directly
above equipment that generates a
large amount of heat, such as heat-
ers, transformers, or high-capacity
resistors.
• If the ambient temperature exceeds
55°C, install a cooling fan or air
conditioner.
5 Troubleshooting
Event code 000E0000 hex
None Detection
timing
Cycle the power Log category
supply.
Stops.*
Name
---
Prevention
---
Event code 00110000 hex
None Detection
timing
Cycle the power Log category
supply or reset
the Controller.
Stops.* A connection to the Sysmac Studio is not possible.
Name
---
Prevention
Make sure that the ambient tempera-
ture stays between 0 and 55°C.
Continuously
System
Continuously
5
System
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